diff options
Diffstat (limited to 'drivers')
49 files changed, 667 insertions, 579 deletions
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index 779e4e500df4..d060e6fd7fd5 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -300,9 +300,9 @@ static int acpi_suspend_state_valid(suspend_state_t pm_state) static struct platform_suspend_ops acpi_suspend_ops = { .valid = acpi_suspend_state_valid, .begin = acpi_suspend_begin, - .prepare = acpi_pm_prepare, + .prepare_late = acpi_pm_prepare, .enter = acpi_suspend_enter, - .finish = acpi_pm_finish, + .wake = acpi_pm_finish, .end = acpi_pm_end, }; @@ -328,9 +328,9 @@ static int acpi_suspend_begin_old(suspend_state_t pm_state) static struct platform_suspend_ops acpi_suspend_ops_old = { .valid = acpi_suspend_state_valid, .begin = acpi_suspend_begin_old, - .prepare = acpi_pm_disable_gpes, + .prepare_late = acpi_pm_disable_gpes, .enter = acpi_suspend_enter, - .finish = acpi_pm_finish, + .wake = acpi_pm_finish, .end = acpi_pm_end, .recover = acpi_pm_finish, }; diff --git a/drivers/base/core.c b/drivers/base/core.c index d230ff4b3eec..4aa527b8a913 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -891,7 +891,8 @@ int device_add(struct device *dev) set_dev_node(dev, dev_to_node(parent)); /* first, register with generic layer. */ - error = kobject_add(&dev->kobj, dev->kobj.parent, "%s", dev_name(dev)); + /* we require the name to be set before, and pass NULL */ + error = kobject_add(&dev->kobj, dev->kobj.parent, NULL); if (error) goto Error; diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c index 10d6cbd7c05e..2224b762b7fb 100644 --- a/drivers/char/agp/generic.c +++ b/drivers/char/agp/generic.c @@ -1226,7 +1226,7 @@ int agp_generic_alloc_pages(struct agp_bridge_data *bridge, struct agp_memory *m int i, ret = -ENOMEM; for (i = 0; i < num_pages; i++) { - page = alloc_page(GFP_KERNEL | GFP_DMA32); + page = alloc_page(GFP_KERNEL | GFP_DMA32 | __GFP_ZERO); /* agp_free_memory() needs gart address */ if (page == NULL) goto out; @@ -1257,7 +1257,7 @@ void *agp_generic_alloc_page(struct agp_bridge_data *bridge) { struct page * page; - page = alloc_page(GFP_KERNEL | GFP_DMA32); + page = alloc_page(GFP_KERNEL | GFP_DMA32 | __GFP_ZERO); if (page == NULL) return NULL; diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c index 50dfa3bc71ce..340ba4f9dc54 100644 --- a/drivers/char/hpet.c +++ b/drivers/char/hpet.c @@ -72,7 +72,7 @@ static u32 hpet_nhpet, hpet_max_freq = HPET_USER_FREQ; #ifdef CONFIG_IA64 static void __iomem *hpet_mctr; -static cycle_t read_hpet(void) +static cycle_t read_hpet(struct clocksource *cs) { return (cycle_t)read_counter((void __iomem *)hpet_mctr); } diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index e93fc8d22fb2..aa83a0865ec1 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -285,6 +285,11 @@ enum ipmi_stat_indexes { /* Events that were received with the proper format. */ IPMI_STAT_events, + /* Retransmissions on IPMB that failed. */ + IPMI_STAT_dropped_rexmit_ipmb_commands, + + /* Retransmissions on LAN that failed. */ + IPMI_STAT_dropped_rexmit_lan_commands, /* This *must* remain last, add new values above this. */ IPMI_NUM_STATS @@ -445,6 +450,20 @@ static DEFINE_MUTEX(smi_watchers_mutex); #define ipmi_get_stat(intf, stat) \ ((unsigned int) atomic_read(&(intf)->stats[IPMI_STAT_ ## stat])) +static int is_lan_addr(struct ipmi_addr *addr) +{ + return addr->addr_type == IPMI_LAN_ADDR_TYPE; +} + +static int is_ipmb_addr(struct ipmi_addr *addr) +{ + return addr->addr_type == IPMI_IPMB_ADDR_TYPE; +} + +static int is_ipmb_bcast_addr(struct ipmi_addr *addr) +{ + return addr->addr_type == IPMI_IPMB_BROADCAST_ADDR_TYPE; +} static void free_recv_msg_list(struct list_head *q) { @@ -601,8 +620,7 @@ ipmi_addr_equal(struct ipmi_addr *addr1, struct ipmi_addr *addr2) return (smi_addr1->lun == smi_addr2->lun); } - if ((addr1->addr_type == IPMI_IPMB_ADDR_TYPE) - || (addr1->addr_type == IPMI_IPMB_BROADCAST_ADDR_TYPE)) { + if (is_ipmb_addr(addr1) || is_ipmb_bcast_addr(addr1)) { struct ipmi_ipmb_addr *ipmb_addr1 = (struct ipmi_ipmb_addr *) addr1; struct ipmi_ipmb_addr *ipmb_addr2 @@ -612,7 +630,7 @@ ipmi_addr_equal(struct ipmi_addr *addr1, struct ipmi_addr *addr2) && (ipmb_addr1->lun == ipmb_addr2->lun)); } - if (addr1->addr_type == IPMI_LAN_ADDR_TYPE) { + if (is_lan_addr(addr1)) { struct ipmi_lan_addr *lan_addr1 = (struct ipmi_lan_addr *) addr1; struct ipmi_lan_addr *lan_addr2 @@ -644,14 +662,13 @@ int ipmi_validate_addr(struct ipmi_addr *addr, int len) || (addr->channel < 0)) return -EINVAL; - if ((addr->addr_type == IPMI_IPMB_ADDR_TYPE) - || (addr->addr_type == IPMI_IPMB_BROADCAST_ADDR_TYPE)) { + if (is_ipmb_addr(addr) || is_ipmb_bcast_addr(addr)) { if (len < sizeof(struct ipmi_ipmb_addr)) return -EINVAL; return 0; } - if (addr->addr_type == IPMI_LAN_ADDR_TYPE) { + if (is_lan_addr(addr)) { if (len < sizeof(struct ipmi_lan_addr)) return -EINVAL; return 0; @@ -1503,8 +1520,7 @@ static int i_ipmi_request(ipmi_user_t user, memcpy(&(smi_msg->data[2]), msg->data, msg->data_len); smi_msg->data_size = msg->data_len + 2; ipmi_inc_stat(intf, sent_local_commands); - } else if ((addr->addr_type == IPMI_IPMB_ADDR_TYPE) - || (addr->addr_type == IPMI_IPMB_BROADCAST_ADDR_TYPE)) { + } else if (is_ipmb_addr(addr) || is_ipmb_bcast_addr(addr)) { struct ipmi_ipmb_addr *ipmb_addr; unsigned char ipmb_seq; long seqid; @@ -1583,8 +1599,6 @@ static int i_ipmi_request(ipmi_user_t user, spin_lock_irqsave(&(intf->seq_lock), flags); - ipmi_inc_stat(intf, sent_ipmb_commands); - /* * Create a sequence number with a 1 second * timeout and 4 retries. @@ -1606,6 +1620,8 @@ static int i_ipmi_request(ipmi_user_t user, goto out_err; } + ipmi_inc_stat(intf, sent_ipmb_commands); + /* * Store the sequence number in the message, * so that when the send message response @@ -1635,7 +1651,7 @@ static int i_ipmi_request(ipmi_user_t user, */ spin_unlock_irqrestore(&(intf->seq_lock), flags); } - } else if (addr->addr_type == IPMI_LAN_ADDR_TYPE) { + } else if (is_lan_addr(addr)) { struct ipmi_lan_addr *lan_addr; unsigned char ipmb_seq; long seqid; @@ -1696,8 +1712,6 @@ static int i_ipmi_request(ipmi_user_t user, spin_lock_irqsave(&(intf->seq_lock), flags); - ipmi_inc_stat(intf, sent_lan_commands); - /* * Create a sequence number with a 1 second * timeout and 4 retries. @@ -1719,6 +1733,8 @@ static int i_ipmi_request(ipmi_user_t user, goto out_err; } + ipmi_inc_stat(intf, sent_lan_commands); + /* * Store the sequence number in the message, * so that when the send message response @@ -1937,6 +1953,10 @@ static int stat_file_read_proc(char *page, char **start, off_t off, ipmi_get_stat(intf, invalid_events)); out += sprintf(out, "events: %u\n", ipmi_get_stat(intf, events)); + out += sprintf(out, "failed rexmit LAN msgs: %u\n", + ipmi_get_stat(intf, dropped_rexmit_lan_commands)); + out += sprintf(out, "failed rexmit IPMB msgs: %u\n", + ipmi_get_stat(intf, dropped_rexmit_ipmb_commands)); return (out - ((char *) page)); } @@ -3264,6 +3284,114 @@ static int handle_lan_get_msg_cmd(ipmi_smi_t intf, return rv; } +/* + * This routine will handle "Get Message" command responses with + * channels that use an OEM Medium. The message format belongs to + * the OEM. See IPMI 2.0 specification, Chapter 6 and + * Chapter 22, sections 22.6 and 22.24 for more details. + */ +static int handle_oem_get_msg_cmd(ipmi_smi_t intf, + struct ipmi_smi_msg *msg) +{ + struct cmd_rcvr *rcvr; + int rv = 0; + unsigned char netfn; + unsigned char cmd; + unsigned char chan; + ipmi_user_t user = NULL; + struct ipmi_system_interface_addr *smi_addr; + struct ipmi_recv_msg *recv_msg; + + /* + * We expect the OEM SW to perform error checking + * so we just do some basic sanity checks + */ + if (msg->rsp_size < 4) { + /* Message not big enough, just ignore it. */ + ipmi_inc_stat(intf, invalid_commands); + return 0; + } + + if (msg->rsp[2] != 0) { + /* An error getting the response, just ignore it. */ + return 0; + } + + /* + * This is an OEM Message so the OEM needs to know how + * handle the message. We do no interpretation. + */ + netfn = msg->rsp[0] >> 2; + cmd = msg->rsp[1]; + chan = msg->rsp[3] & 0xf; + + rcu_read_lock(); + rcvr = find_cmd_rcvr(intf, netfn, cmd, chan); + if (rcvr) { + user = rcvr->user; + kref_get(&user->refcount); + } else + user = NULL; + rcu_read_unlock(); + + if (user == NULL) { + /* We didn't find a user, just give up. */ + ipmi_inc_stat(intf, unhandled_commands); + + /* + * Don't do anything with these messages, just allow + * them to be freed. + */ + + rv = 0; + } else { + /* Deliver the message to the user. */ + ipmi_inc_stat(intf, handled_commands); + + recv_msg = ipmi_alloc_recv_msg(); + if (!recv_msg) { + /* + * We couldn't allocate memory for the + * message, so requeue it for handling + * later. + */ + rv = 1; + kref_put(&user->refcount, free_user); + } else { + /* + * OEM Messages are expected to be delivered via + * the system interface to SMS software. We might + * need to visit this again depending on OEM + * requirements + */ + smi_addr = ((struct ipmi_system_interface_addr *) + &(recv_msg->addr)); + smi_addr->addr_type = IPMI_SYSTEM_INTERFACE_ADDR_TYPE; + smi_addr->channel = IPMI_BMC_CHANNEL; + smi_addr->lun = msg->rsp[0] & 3; + + recv_msg->user = user; + recv_msg->user_msg_data = NULL; + recv_msg->recv_type = IPMI_OEM_RECV_TYPE; + recv_msg->msg.netfn = msg->rsp[0] >> 2; + recv_msg->msg.cmd = msg->rsp[1]; + recv_msg->msg.data = recv_msg->msg_data; + + /* + * The message starts at byte 4 which follows the + * the Channel Byte in the "GET MESSAGE" command + */ + recv_msg->msg.data_len = msg->rsp_size - 4; + memcpy(recv_msg->msg_data, + &(msg->rsp[4]), + msg->rsp_size - 4); + deliver_response(recv_msg); + } + } + + return rv; +} + static void copy_event_into_recv_msg(struct ipmi_recv_msg *recv_msg, struct ipmi_smi_msg *msg) { @@ -3519,6 +3647,17 @@ static int handle_new_recv_msg(ipmi_smi_t intf, goto out; } + /* + ** We need to make sure the channels have been initialized. + ** The channel_handler routine will set the "curr_channel" + ** equal to or greater than IPMI_MAX_CHANNELS when all the + ** channels for this interface have been initialized. + */ + if (intf->curr_channel < IPMI_MAX_CHANNELS) { + requeue = 1; /* Just put the message back for now */ + goto out; + } + switch (intf->channels[chan].medium) { case IPMI_CHANNEL_MEDIUM_IPMB: if (msg->rsp[4] & 0x04) { @@ -3554,11 +3693,20 @@ static int handle_new_recv_msg(ipmi_smi_t intf, break; default: - /* - * We don't handle the channel type, so just - * free the message. - */ - requeue = 0; + /* Check for OEM Channels. Clients had better + register for these commands. */ + if ((intf->channels[chan].medium + >= IPMI_CHANNEL_MEDIUM_OEM_MIN) + && (intf->channels[chan].medium + <= IPMI_CHANNEL_MEDIUM_OEM_MAX)) { + requeue = handle_oem_get_msg_cmd(intf, msg); + } else { + /* + * We don't handle the channel type, so just + * free the message. + */ + requeue = 0; + } } } else if ((msg->rsp[0] == ((IPMI_NETFN_APP_REQUEST|1) << 2)) @@ -3730,7 +3878,7 @@ static void check_msg_timeout(ipmi_smi_t intf, struct seq_table *ent, list_add_tail(&msg->link, timeouts); if (ent->broadcast) ipmi_inc_stat(intf, timed_out_ipmb_broadcasts); - else if (ent->recv_msg->addr.addr_type == IPMI_LAN_ADDR_TYPE) + else if (is_lan_addr(&ent->recv_msg->addr)) ipmi_inc_stat(intf, timed_out_lan_commands); else ipmi_inc_stat(intf, timed_out_ipmb_commands); @@ -3744,15 +3892,17 @@ static void check_msg_timeout(ipmi_smi_t intf, struct seq_table *ent, */ ent->timeout = MAX_MSG_TIMEOUT; ent->retries_left--; - if (ent->recv_msg->addr.addr_type == IPMI_LAN_ADDR_TYPE) - ipmi_inc_stat(intf, retransmitted_lan_commands); - else - ipmi_inc_stat(intf, retransmitted_ipmb_commands); - smi_msg = smi_from_recv_msg(intf, ent->recv_msg, slot, ent->seqid); - if (!smi_msg) + if (!smi_msg) { + if (is_lan_addr(&ent->recv_msg->addr)) + ipmi_inc_stat(intf, + dropped_rexmit_lan_commands); + else + ipmi_inc_stat(intf, + dropped_rexmit_ipmb_commands); return; + } spin_unlock_irqrestore(&intf->seq_lock, *flags); @@ -3764,10 +3914,17 @@ static void check_msg_timeout(ipmi_smi_t intf, struct seq_table *ent, * resent. */ handlers = intf->handlers; - if (handlers) + if (handlers) { + if (is_lan_addr(&ent->recv_msg->addr)) + ipmi_inc_stat(intf, + retransmitted_lan_commands); + else + ipmi_inc_stat(intf, + retransmitted_ipmb_commands); + intf->handlers->sender(intf->send_info, smi_msg, 0); - else + } else ipmi_free_smi_msg(smi_msg); spin_lock_irqsave(&intf->seq_lock, *flags); diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index e58ea4cd55ce..259644646b82 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -82,12 +82,6 @@ #define SI_SHORT_TIMEOUT_USEC 250 /* .25ms when the SM request a short timeout */ -/* Bit for BMC global enables. */ -#define IPMI_BMC_RCV_MSG_INTR 0x01 -#define IPMI_BMC_EVT_MSG_INTR 0x02 -#define IPMI_BMC_EVT_MSG_BUFF 0x04 -#define IPMI_BMC_SYS_LOG 0x08 - enum si_intf_state { SI_NORMAL, SI_GETTING_FLAGS, @@ -220,6 +214,9 @@ struct smi_info { OEM2_DATA_AVAIL) unsigned char msg_flags; + /* Does the BMC have an event buffer? */ + char has_event_buffer; + /* * If set to true, this will request events the next time the * state machine is idle. @@ -968,7 +965,8 @@ static void request_events(void *send_info) { struct smi_info *smi_info = send_info; - if (atomic_read(&smi_info->stop_operation)) + if (atomic_read(&smi_info->stop_operation) || + !smi_info->has_event_buffer) return; atomic_set(&smi_info->req_events, 1); @@ -2407,26 +2405,9 @@ static struct of_platform_driver ipmi_of_platform_driver = { }; #endif /* CONFIG_PPC_OF */ - -static int try_get_dev_id(struct smi_info *smi_info) +static int wait_for_msg_done(struct smi_info *smi_info) { - unsigned char msg[2]; - unsigned char *resp; - unsigned long resp_len; enum si_sm_result smi_result; - int rv = 0; - - resp = kmalloc(IPMI_MAX_MSG_LENGTH, GFP_KERNEL); - if (!resp) - return -ENOMEM; - - /* - * Do a Get Device ID command, since it comes back with some - * useful info. - */ - msg[0] = IPMI_NETFN_APP_REQUEST << 2; - msg[1] = IPMI_GET_DEVICE_ID_CMD; - smi_info->handlers->start_transaction(smi_info->si_sm, msg, 2); smi_result = smi_info->handlers->event(smi_info->si_sm, 0); for (;;) { @@ -2441,16 +2422,39 @@ static int try_get_dev_id(struct smi_info *smi_info) } else break; } - if (smi_result == SI_SM_HOSED) { + if (smi_result == SI_SM_HOSED) /* * We couldn't get the state machine to run, so whatever's at * the port is probably not an IPMI SMI interface. */ - rv = -ENODEV; + return -ENODEV; + + return 0; +} + +static int try_get_dev_id(struct smi_info *smi_info) +{ + unsigned char msg[2]; + unsigned char *resp; + unsigned long resp_len; + int rv = 0; + + resp = kmalloc(IPMI_MAX_MSG_LENGTH, GFP_KERNEL); + if (!resp) + return -ENOMEM; + + /* + * Do a Get Device ID command, since it comes back with some + * useful info. + */ + msg[0] = IPMI_NETFN_APP_REQUEST << 2; + msg[1] = IPMI_GET_DEVICE_ID_CMD; + smi_info->handlers->start_transaction(smi_info->si_sm, msg, 2); + + rv = wait_for_msg_done(smi_info); + if (rv) goto out; - } - /* Otherwise, we got some data. */ resp_len = smi_info->handlers->get_result(smi_info->si_sm, resp, IPMI_MAX_MSG_LENGTH); @@ -2462,6 +2466,88 @@ static int try_get_dev_id(struct smi_info *smi_info) return rv; } +static int try_enable_event_buffer(struct smi_info *smi_info) +{ + unsigned char msg[3]; + unsigned char *resp; + unsigned long resp_len; + int rv = 0; + + resp = kmalloc(IPMI_MAX_MSG_LENGTH, GFP_KERNEL); + if (!resp) + return -ENOMEM; + + msg[0] = IPMI_NETFN_APP_REQUEST << 2; + msg[1] = IPMI_GET_BMC_GLOBAL_ENABLES_CMD; + smi_info->handlers->start_transaction(smi_info->si_sm, msg, 2); + + rv = wait_for_msg_done(smi_info); + if (rv) { + printk(KERN_WARNING + "ipmi_si: Error getting response from get global," + " enables command, the event buffer is not" + " enabled.\n"); + goto out; + } + + resp_len = smi_info->handlers->get_result(smi_info->si_sm, + resp, IPMI_MAX_MSG_LENGTH); + + if (resp_len < 4 || + resp[0] != (IPMI_NETFN_APP_REQUEST | 1) << 2 || + resp[1] != IPMI_GET_BMC_GLOBAL_ENABLES_CMD || + resp[2] != 0) { + printk(KERN_WARNING + "ipmi_si: Invalid return from get global" + " enables command, cannot enable the event" + " buffer.\n"); + rv = -EINVAL; + goto out; + } + + if (resp[3] & IPMI_BMC_EVT_MSG_BUFF) + /* buffer is already enabled, nothing to do. */ + goto out; + + msg[0] = IPMI_NETFN_APP_REQUEST << 2; + msg[1] = IPMI_SET_BMC_GLOBAL_ENABLES_CMD; + msg[2] = resp[3] | IPMI_BMC_EVT_MSG_BUFF; + smi_info->handlers->start_transaction(smi_info->si_sm, msg, 3); + + rv = wait_for_msg_done(smi_info); + if (rv) { + printk(KERN_WARNING + "ipmi_si: Error getting response from set global," + " enables command, the event buffer is not" + " enabled.\n"); + goto out; + } + + resp_len = smi_info->handlers->get_result(smi_info->si_sm, + resp, IPMI_MAX_MSG_LENGTH); + + if (resp_len < 3 || + resp[0] != (IPMI_NETFN_APP_REQUEST | 1) << 2 || + resp[1] != IPMI_SET_BMC_GLOBAL_ENABLES_CMD) { + printk(KERN_WARNING + "ipmi_si: Invalid return from get global," + "enables command, not enable the event" + " buffer.\n"); + rv = -EINVAL; + goto out; + } + + if (resp[2] != 0) + /* + * An error when setting the event buffer bit means + * that the event buffer is not supported. + */ + rv = -ENOENT; + out: + kfree(resp); + return rv; +} + static int type_file_read_proc(char *page, char **start, off_t off, int count, int *eof, void *data) { @@ -2847,6 +2933,10 @@ static int try_smi_init(struct smi_info *new_smi) new_smi->intf_num = smi_num; smi_num++; + rv = try_enable_event_buffer(new_smi); + if (rv == 0) + new_smi->has_event_buffer = 1; + /* * Start clearing the flags before we enable interrupts or the * timer to avoid racing with the timer. @@ -2863,7 +2953,7 @@ static int try_smi_init(struct smi_info *new_smi) */ new_smi->pdev = platform_device_alloc("ipmi_si", new_smi->intf_num); - if (rv) { + if (!new_smi->pdev) { printk(KERN_ERR "ipmi_si_intf:" " Unable to allocate platform device\n"); diff --git a/drivers/char/vt.c b/drivers/char/vt.c index 2c1d133819b5..08151d4de489 100644 --- a/drivers/char/vt.c +++ b/drivers/char/vt.c @@ -2274,7 +2274,7 @@ rescan_last_byte: continue; /* nothing to display */ } /* Glyph not found */ - if ((!(vc->vc_utf && !vc->vc_disp_ctrl) && c < 128) && !(c & ~charmask)) { + if ((!(vc->vc_utf && !vc->vc_disp_ctrl) || c < 128) && !(c & ~charmask)) { /* In legacy mode use the glyph we get by a 1:1 mapping. This would make absolutely no sense with Unicode in mind, but do this for ASCII characters since a font may lack diff --git a/drivers/clocksource/acpi_pm.c b/drivers/clocksource/acpi_pm.c index ee19b6e8fcb4..40bd8c61c7d7 100644 --- a/drivers/clocksource/acpi_pm.c +++ b/drivers/clocksource/acpi_pm.c @@ -57,7 +57,7 @@ u32 acpi_pm_read_verified(void) return v2; } -static cycle_t acpi_pm_read(void) +static cycle_t acpi_pm_read(struct clocksource *cs) { return (cycle_t)read_pmtmr(); } @@ -83,7 +83,7 @@ static int __init acpi_pm_good_setup(char *__str) } __setup("acpi_pm_good", acpi_pm_good_setup); -static cycle_t acpi_pm_read_slow(void) +static cycle_t acpi_pm_read_slow(struct clocksource *cs) { return (cycle_t)acpi_pm_read_verified(); } @@ -156,9 +156,9 @@ static int verify_pmtmr_rate(void) unsigned long count, delta; mach_prepare_counter(); - value1 = clocksource_acpi_pm.read(); + value1 = clocksource_acpi_pm.read(&clocksource_acpi_pm); mach_countup(&count); - value2 = clocksource_acpi_pm.read(); + value2 = clocksource_acpi_pm.read(&clocksource_acpi_pm); delta = (value2 - value1) & ACPI_PM_MASK; /* Check that the PMTMR delta is within 5% of what we expect */ @@ -195,9 +195,9 @@ static int __init init_acpi_pm_clocksource(void) /* "verify" this timing source: */ for (j = 0; j < ACPI_PM_MONOTONICITY_CHECKS; j++) { udelay(100 * j); - value1 = clocksource_acpi_pm.read(); + value1 = clocksource_acpi_pm.read(&clocksource_acpi_pm); for (i = 0; i < ACPI_PM_READ_CHECKS; i++) { - value2 = clocksource_acpi_pm.read(); + value2 = clocksource_acpi_pm.read(&clocksource_acpi_pm); if (value2 == value1) continue; if (value2 > value1) diff --git a/drivers/clocksource/cyclone.c b/drivers/clocksource/cyclone.c index 8615059a8729..64e528e8bfa6 100644 --- a/drivers/clocksource/cyclone.c +++ b/drivers/clocksource/cyclone.c @@ -19,7 +19,7 @@ int use_cyclone = 0; static void __iomem *cyclone_ptr; -static cycle_t read_cyclone(void) +static cycle_t read_cyclone(struct clocksource *cs) { return (cycle_t)readl(cyclone_ptr); } diff --git a/drivers/clocksource/scx200_hrt.c b/drivers/clocksource/scx200_hrt.c index b92da677aa5d..27f4d9637b62 100644 --- a/drivers/clocksource/scx200_hrt.c +++ b/drivers/clocksource/scx200_hrt.c @@ -43,7 +43,7 @@ MODULE_PARM_DESC(ppm, "+-adjust to actual XO freq (ppm)"); /* The base timer frequency, * 27 if selected */ #define HRT_FREQ 1000000 -static cycle_t read_hrt(void) +static cycle_t read_hrt(struct clocksource *cs) { /* Read the timer value */ return (cycle_t) inl(scx200_cb_base + SCx200_TIMER_OFFSET); diff --git a/drivers/clocksource/tcb_clksrc.c b/drivers/clocksource/tcb_clksrc.c index 254f1064d973..01b886e68822 100644 --- a/drivers/clocksource/tcb_clksrc.c +++ b/drivers/clocksource/tcb_clksrc.c @@ -39,7 +39,7 @@ static void __iomem *tcaddr; -static cycle_t tc_get_cycles(void) +static cycle_t tc_get_cycles(struct clocksource *cs) { unsigned long flags; u32 lower, upper; diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c index 4637a4a757df..7c8c2d72916f 100644 --- a/drivers/edac/mpc85xx_edac.c +++ b/drivers/edac/mpc85xx_edac.c @@ -674,7 +674,7 @@ static void mpc85xx_mc_check(struct mem_ctl_info *mci) int row_index; err_detect = in_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DETECT); - if (err_detect) + if (!err_detect) return; mpc85xx_mc_printk(mci, KERN_ERR, "Err Detect Register: %#8.8x\n", diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c index d009661781bc..ef878615c49f 100644 --- a/drivers/gpu/drm/drm_stub.c +++ b/drivers/gpu/drm/drm_stub.c @@ -159,6 +159,9 @@ void drm_master_put(struct drm_master **master) int drm_setmaster_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { + if (file_priv->is_master) + return 0; + if (file_priv->minor->master && file_priv->minor->master != file_priv->master) return -EINVAL; @@ -169,6 +172,7 @@ int drm_setmaster_ioctl(struct drm_device *dev, void *data, file_priv->minor->master != file_priv->master) { mutex_lock(&dev->struct_mutex); file_priv->minor->master = drm_master_get(file_priv->master); + file_priv->is_master = 1; mutex_unlock(&dev->struct_mutex); } @@ -178,10 +182,15 @@ int drm_setmaster_ioctl(struct drm_device *dev, void *data, int drm_dropmaster_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { - if (!file_priv->master) + if (!file_priv->is_master) return -EINVAL; + + if (!file_priv->minor->master) + return -EINVAL; + mutex_lock(&dev->struct_mutex); drm_master_put(&file_priv->minor->master); + file_priv->is_master = 0; mutex_unlock(&dev->struct_mutex); return 0; } diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c index bc0c6849360c..022876ae34f0 100644 --- a/drivers/gpu/drm/drm_sysfs.c +++ b/drivers/gpu/drm/drm_sysfs.c @@ -132,6 +132,7 @@ void drm_sysfs_destroy(void) */ static void drm_sysfs_device_release(struct device *dev) { + memset(dev, 0, sizeof(struct device)); return; } diff --git a/drivers/gpu/drm/via/via_dma.c b/drivers/gpu/drm/via/via_dma.c index 7a339dba6a69..bfb92d283260 100644 --- a/drivers/gpu/drm/via/via_dma.c +++ b/drivers/gpu/drm/via/via_dma.c @@ -481,11 +481,13 @@ static int via_wait_idle(drm_via_private_t * dev_priv) { int count = 10000000; - while (!(VIA_READ(VIA_REG_STATUS) & VIA_VR_QUEUE_BUSY) && count--); + while (!(VIA_READ(VIA_REG_STATUS) & VIA_VR_QUEUE_BUSY) && --count) + ; - while (count-- && (VIA_READ(VIA_REG_STATUS) & + while (count && (VIA_READ(VIA_REG_STATUS) & (VIA_CMD_RGTR_BUSY | VIA_2D_ENG_BUSY | - VIA_3D_ENG_BUSY))) ; + VIA_3D_ENG_BUSY))) + --count; return count; } @@ -705,7 +707,7 @@ static int via_cmdbuf_size(struct drm_device *dev, void *data, struct drm_file * switch (d_siz->func) { case VIA_CMDBUF_SPACE: while (((tmp_size = via_cmdbuf_space(dev_priv)) < d_siz->size) - && count--) { + && --count) { if (!d_siz->wait) { break; } @@ -717,7 +719,7 @@ static int via_cmdbuf_size(struct drm_device *dev, void *data, struct drm_file * break; case VIA_CMDBUF_LAG: while (((tmp_size = via_cmdbuf_lag(dev_priv)) > d_siz->size) - && count--) { + && --count) { if (!d_siz->wait) { break; } diff --git a/drivers/ide/cs5536.c b/drivers/ide/cs5536.c index 353a35bbba63..0332a95eefd4 100644 --- a/drivers/ide/cs5536.c +++ b/drivers/ide/cs5536.c @@ -236,6 +236,7 @@ static const struct ide_dma_ops cs5536_dma_ops = { .dma_test_irq = ide_dma_test_irq, .dma_lost_irq = ide_dma_lost_irq, .dma_timer_expiry = ide_dma_sff_timer_expiry, + .dma_sff_read_status = ide_dma_sff_read_status, }; static const struct ide_port_info cs5536_info = { diff --git a/drivers/ide/hpt366.c b/drivers/ide/hpt366.c index a0eb87f59134..0feb66c720e1 100644 --- a/drivers/ide/hpt366.c +++ b/drivers/ide/hpt366.c @@ -3,7 +3,7 @@ * Portions Copyright (C) 2001 Sun Microsystems, Inc. * Portions Copyright (C) 2003 Red Hat Inc * Portions Copyright (C) 2007 Bartlomiej Zolnierkiewicz - * Portions Copyright (C) 2005-2008 MontaVista Software, Inc. + * Portions Copyright (C) 2005-2009 MontaVista Software, Inc. * * Thanks to HighPoint Technologies for their assistance, and hardware. * Special Thanks to Jon Burchmore in SanDiego for the deep pockets, his @@ -114,6 +114,8 @@ * the register setting lists into the table indexed by the clock selected * - set the correct hwif->ultra_mask for each individual chip * - add Ultra and MW DMA mode filtering for the HPT37[24] based SATA cards + * - stop resetting HPT370's state machine before each DMA transfer as that has + * caused more harm than good * Sergei Shtylyov, <sshtylyov@ru.mvista.com> or <source@mvista.com> */ @@ -133,7 +135,7 @@ #define DRV_NAME "hpt366" /* various tuning parameters */ -#define HPT_RESET_STATE_ENGINE +#undef HPT_RESET_STATE_ENGINE #undef HPT_DELAY_INTERRUPT static const char *quirk_drives[] = { @@ -808,7 +810,7 @@ static void hpt370_irq_timeout(ide_drive_t *drive) /* get DMA command mode */ dma_cmd = inb(hwif->dma_base + ATA_DMA_CMD); /* stop DMA */ - outb(dma_cmd & ~0x1, hwif->dma_base + ATA_DMA_CMD); + outb(dma_cmd & ~ATA_DMA_START, hwif->dma_base + ATA_DMA_CMD); hpt370_clear_engine(drive); } @@ -825,11 +827,11 @@ static int hpt370_dma_end(ide_drive_t *drive) ide_hwif_t *hwif = drive->hwif; u8 dma_stat = inb(hwif->dma_base + ATA_DMA_STATUS); - if (dma_stat & 0x01) { + if (dma_stat & ATA_DMA_ACTIVE) { /* wait a little */ udelay(20); dma_stat = inb(hwif->dma_base + ATA_DMA_STATUS); - if (dma_stat & 0x01) + if (dma_stat & ATA_DMA_ACTIVE) hpt370_irq_timeout(drive); } return ide_dma_end(drive); @@ -851,7 +853,7 @@ static int hpt374_dma_test_irq(ide_drive_t *drive) dma_stat = inb(hwif->dma_base + ATA_DMA_STATUS); /* return 1 if INTR asserted */ - if (dma_stat & 4) + if (dma_stat & ATA_DMA_INTR) return 1; return 0; diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index 2ae02b8d7f8e..35dc38d3b2c5 100644 --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c @@ -102,11 +102,14 @@ void ide_complete_cmd(ide_drive_t *drive, struct ide_cmd *cmd, u8 stat, u8 err) drive->dev_flags |= IDE_DFLAG_PARKED; } - if (rq && rq->cmd_type == REQ_TYPE_ATA_TASKFILE) - memcpy(rq->special, cmd, sizeof(*cmd)); + if (rq && rq->cmd_type == REQ_TYPE_ATA_TASKFILE) { + struct ide_cmd *orig_cmd = rq->special; - if (cmd->tf_flags & IDE_TFLAG_DYN) - kfree(cmd); + if (cmd->tf_flags & IDE_TFLAG_DYN) + kfree(orig_cmd); + else + memcpy(orig_cmd, cmd, sizeof(*cmd)); + } } /* obsolete, blk_rq_bytes() should be used instead */ diff --git a/drivers/ide/pmac.c b/drivers/ide/pmac.c index 052b9bf1f8fb..f76e4e6b408f 100644 --- a/drivers/ide/pmac.c +++ b/drivers/ide/pmac.c @@ -1682,7 +1682,7 @@ static int __devinit pmac_ide_init_dma(ide_hwif_t *hwif, * The +2 is +1 for the stop command and +1 to allow for * aligning the start address to a multiple of 16 bytes. */ - pmif->dma_table_cpu = (struct dbdma_cmd*)pci_alloc_consistent( + pmif->dma_table_cpu = pci_alloc_consistent( dev, (MAX_DCMDS + 2) * sizeof(struct dbdma_cmd), &hwif->dmatable_dma); diff --git a/drivers/input/serio/hp_sdc.c b/drivers/input/serio/hp_sdc.c index bfe49243f38b..1c9410d1822c 100644 --- a/drivers/input/serio/hp_sdc.c +++ b/drivers/input/serio/hp_sdc.c @@ -819,6 +819,7 @@ static const struct parisc_device_id hp_sdc_tbl[] = { MODULE_DEVICE_TABLE(parisc, hp_sdc_tbl); static int __init hp_sdc_init_hppa(struct parisc_device *d); +static struct delayed_work moduleloader_work; static struct parisc_driver hp_sdc_driver = { .name = "hp_sdc", @@ -930,8 +931,15 @@ static int __init hp_sdc_init(void) #if defined(__hppa__) +static void request_module_delayed(struct work_struct *work) +{ + request_module("hp_sdc_mlc"); +} + static int __init hp_sdc_init_hppa(struct parisc_device *d) { + int ret; + if (!d) return 1; if (hp_sdc.dev != NULL) @@ -944,13 +952,26 @@ static int __init hp_sdc_init_hppa(struct parisc_device *d) hp_sdc.data_io = d->hpa.start + 0x800; hp_sdc.status_io = d->hpa.start + 0x801; - return hp_sdc_init(); + INIT_DELAYED_WORK(&moduleloader_work, request_module_delayed); + + ret = hp_sdc_init(); + /* after sucessfull initialization give SDC some time to settle + * and then load the hp_sdc_mlc upper layer driver */ + if (!ret) + schedule_delayed_work(&moduleloader_work, + msecs_to_jiffies(2000)); + + return ret; } #endif /* __hppa__ */ static void hp_sdc_exit(void) { + /* do nothing if we don't have a SDC */ + if (!hp_sdc.dev) + return; + write_lock_irq(&hp_sdc.lock); /* Turn off all maskable "sub-function" irq's. */ @@ -969,6 +990,7 @@ static void hp_sdc_exit(void) tasklet_kill(&hp_sdc.task); #if defined(__hppa__) + cancel_delayed_work_sync(&moduleloader_work); if (unregister_parisc_driver(&hp_sdc_driver)) printk(KERN_WARNING PREFIX "Error unregistering HP SDC"); #endif diff --git a/drivers/lguest/lg.h b/drivers/lguest/lg.h index ac8a4a3741b8..af92a176697f 100644 --- a/drivers/lguest/lg.h +++ b/drivers/lguest/lg.h @@ -158,7 +158,8 @@ void free_interrupts(void); /* segments.c: */ void setup_default_gdt_entries(struct lguest_ro_state *state); void setup_guest_gdt(struct lg_cpu *cpu); -void load_guest_gdt(struct lg_cpu *cpu, unsigned long table, u32 num); +void load_guest_gdt_entry(struct lg_cpu *cpu, unsigned int i, + u32 low, u32 hi); void guest_load_tls(struct lg_cpu *cpu, unsigned long tls_array); void copy_gdt(const struct lg_cpu *cpu, struct desc_struct *gdt); void copy_gdt_tls(const struct lg_cpu *cpu, struct desc_struct *gdt); diff --git a/drivers/lguest/segments.c b/drivers/lguest/segments.c index 4f15439b7f12..7ede64ffeef9 100644 --- a/drivers/lguest/segments.c +++ b/drivers/lguest/segments.c @@ -144,18 +144,19 @@ void copy_gdt(const struct lg_cpu *cpu, struct desc_struct *gdt) gdt[i] = cpu->arch.gdt[i]; } -/*H:620 This is where the Guest asks us to load a new GDT (LHCALL_LOAD_GDT). - * We copy it from the Guest and tweak the entries. */ -void load_guest_gdt(struct lg_cpu *cpu, unsigned long table, u32 num) +/*H:620 This is where the Guest asks us to load a new GDT entry + * (LHCALL_LOAD_GDT_ENTRY). We tweak the entry and copy it in. */ +void load_guest_gdt_entry(struct lg_cpu *cpu, u32 num, u32 lo, u32 hi) { /* We assume the Guest has the same number of GDT entries as the * Host, otherwise we'd have to dynamically allocate the Guest GDT. */ if (num > ARRAY_SIZE(cpu->arch.gdt)) kill_guest(cpu, "too many gdt entries %i", num); - /* We read the whole thing in, then fix it up. */ - __lgread(cpu, cpu->arch.gdt, table, num * sizeof(cpu->arch.gdt[0])); - fixup_gdt_table(cpu, 0, ARRAY_SIZE(cpu->arch.gdt)); + /* Set it up, then fix it. */ + cpu->arch.gdt[num].a = lo; + cpu->arch.gdt[num].b = hi; + fixup_gdt_table(cpu, num, num+1); /* Mark that the GDT changed so the core knows it has to copy it again, * even if the Guest is run on the same CPU. */ cpu->changed |= CHANGED_GDT; diff --git a/drivers/lguest/x86/core.c b/drivers/lguest/x86/core.c index a6b717644be0..1a83910f674f 100644 --- a/drivers/lguest/x86/core.c +++ b/drivers/lguest/x86/core.c @@ -324,6 +324,11 @@ static void rewrite_hypercall(struct lg_cpu *cpu) u8 insn[3] = {0xcd, 0x1f, 0x90}; __lgwrite(cpu, guest_pa(cpu, cpu->regs->eip), insn, sizeof(insn)); + /* The above write might have caused a copy of that page to be made + * (if it was read-only). We need to make sure the Guest has + * up-to-date pagetables. As this doesn't happen often, we can just + * drop them all. */ + guest_pagetable_clear_all(cpu); } static bool is_hypercall(struct lg_cpu *cpu) @@ -563,8 +568,8 @@ void __exit lguest_arch_host_fini(void) int lguest_arch_do_hcall(struct lg_cpu *cpu, struct hcall_args *args) { switch (args->arg0) { - case LHCALL_LOAD_GDT: - load_guest_gdt(cpu, args->arg1, args->arg2); + case LHCALL_LOAD_GDT_ENTRY: + load_guest_gdt_entry(cpu, args->arg1, args->arg2, args->arg3); break; case LHCALL_LOAD_IDT_ENTRY: load_guest_idt_entry(cpu, args->arg1, args->arg2, args->arg3); diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index f8a9f7ab2cb8..1fb91edc7de2 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -1479,6 +1479,7 @@ void bitmap_cond_end_sync(struct bitmap *bitmap, sector_t sector) s += blocks; } bitmap->last_end_sync = jiffies; + sysfs_notify(&bitmap->mddev->kobj, NULL, "sync_completed"); } static void bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset, int needed) @@ -1589,7 +1590,7 @@ void bitmap_destroy(mddev_t *mddev) int bitmap_create(mddev_t *mddev) { struct bitmap *bitmap; - unsigned long blocks = mddev->resync_max_sectors; + sector_t blocks = mddev->resync_max_sectors; unsigned long chunks; unsigned long pages; struct file *file = mddev->bitmap_file; @@ -1631,8 +1632,8 @@ int bitmap_create(mddev_t *mddev) bitmap->chunkshift = ffz(~bitmap->chunksize); /* now that chunksize and chunkshift are set, we can use these macros */ - chunks = (blocks + CHUNK_BLOCK_RATIO(bitmap) - 1) / - CHUNK_BLOCK_RATIO(bitmap); + chunks = (blocks + CHUNK_BLOCK_RATIO(bitmap) - 1) >> + CHUNK_BLOCK_SHIFT(bitmap); pages = (chunks + PAGE_COUNTER_RATIO - 1) / PAGE_COUNTER_RATIO; BUG_ON(!pages); diff --git a/drivers/md/md.c b/drivers/md/md.c index ed5727c089a9..612343fdde94 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -2017,6 +2017,8 @@ repeat: clear_bit(MD_CHANGE_PENDING, &mddev->flags); spin_unlock_irq(&mddev->write_lock); wake_up(&mddev->sb_wait); + if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) + sysfs_notify(&mddev->kobj, NULL, "sync_completed"); } @@ -2086,6 +2088,7 @@ state_store(mdk_rdev_t *rdev, const char *buf, size_t len) * -writemostly - clears write_mostly * blocked - sets the Blocked flag * -blocked - clears the Blocked flag + * insync - sets Insync providing device isn't active */ int err = -EINVAL; if (cmd_match(buf, "faulty") && rdev->mddev->pers) { @@ -2118,6 +2121,9 @@ state_store(mdk_rdev_t *rdev, const char *buf, size_t len) md_wakeup_thread(rdev->mddev->thread); err = 0; + } else if (cmd_match(buf, "insync") && rdev->raid_disk == -1) { + set_bit(In_sync, &rdev->flags); + err = 0; } if (!err && rdev->sysfs_state) sysfs_notify_dirent(rdev->sysfs_state); @@ -2190,7 +2196,7 @@ slot_store(mdk_rdev_t *rdev, const char *buf, size_t len) } else if (rdev->mddev->pers) { mdk_rdev_t *rdev2; /* Activating a spare .. or possibly reactivating - * if we every get bitmaps working here. + * if we ever get bitmaps working here. */ if (rdev->raid_disk != -1) @@ -3482,12 +3488,15 @@ sync_completed_show(mddev_t *mddev, char *page) { unsigned long max_sectors, resync; + if (!test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) + return sprintf(page, "none\n"); + if (test_bit(MD_RECOVERY_SYNC, &mddev->recovery)) max_sectors = mddev->resync_max_sectors; else max_sectors = mddev->dev_sectors; - resync = (mddev->curr_resync - atomic_read(&mddev->recovery_active)); + resync = mddev->curr_resync_completed; return sprintf(page, "%lu / %lu\n", resync, max_sectors); } @@ -6334,18 +6343,13 @@ void md_do_sync(mddev_t *mddev) sector_t sectors; skipped = 0; - if (j >= mddev->resync_max) { - sysfs_notify(&mddev->kobj, NULL, "sync_completed"); - wait_event(mddev->recovery_wait, - mddev->resync_max > j - || kthread_should_stop()); - } - if (kthread_should_stop()) - goto interrupted; - if (mddev->curr_resync > mddev->curr_resync_completed && - (mddev->curr_resync - mddev->curr_resync_completed) - > (max_sectors >> 4)) { + if ((mddev->curr_resync > mddev->curr_resync_completed && + (mddev->curr_resync - mddev->curr_resync_completed) + > (max_sectors >> 4)) || + (j - mddev->curr_resync_completed)*2 + >= mddev->resync_max - mddev->curr_resync_completed + ) { /* time to update curr_resync_completed */ blk_unplug(mddev->queue); wait_event(mddev->recovery_wait, @@ -6353,7 +6357,17 @@ void md_do_sync(mddev_t *mddev) mddev->curr_resync_completed = mddev->curr_resync; set_bit(MD_CHANGE_CLEAN, &mddev->flags); + sysfs_notify(&mddev->kobj, NULL, "sync_completed"); } + + if (j >= mddev->resync_max) + wait_event(mddev->recovery_wait, + mddev->resync_max > j + || kthread_should_stop()); + + if (kthread_should_stop()) + goto interrupted; + sectors = mddev->pers->sync_request(mddev, j, &skipped, currspeed < speed_min(mddev)); if (sectors == 0) { @@ -6461,6 +6475,7 @@ void md_do_sync(mddev_t *mddev) skip: mddev->curr_resync = 0; + mddev->curr_resync_completed = 0; mddev->resync_min = 0; mddev->resync_max = MaxSector; sysfs_notify(&mddev->kobj, NULL, "sync_completed"); diff --git a/drivers/md/md.h b/drivers/md/md.h index e9b7f54c24d6..8227ab909d44 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -12,10 +12,17 @@ Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#ifndef _MD_K_H -#define _MD_K_H - -#ifdef CONFIG_BLOCK +#ifndef _MD_MD_H +#define _MD_MD_H + +#include <linux/blkdev.h> +#include <linux/kobject.h> +#include <linux/list.h> +#include <linux/mm.h> +#include <linux/mutex.h> +#include <linux/timer.h> +#include <linux/wait.h> +#include <linux/workqueue.h> #define MaxSector (~(sector_t)0) @@ -408,10 +415,6 @@ static inline void safe_put_page(struct page *p) if (p) put_page(p); } -#endif /* CONFIG_BLOCK */ -#endif - - extern int register_md_personality(struct mdk_personality *p); extern int unregister_md_personality(struct mdk_personality *p); extern mdk_thread_t * md_register_thread(void (*run) (mddev_t *mddev), @@ -434,3 +437,5 @@ extern void md_new_event(mddev_t *mddev); extern int md_allow_write(mddev_t *mddev); extern void md_wait_for_blocked_rdev(mdk_rdev_t *rdev, mddev_t *mddev); extern void md_set_array_sectors(mddev_t *mddev, sector_t array_sectors); + +#endif /* _MD_MD_H */ diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 3bbc6d647044..4616bc3a6e71 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -3845,6 +3845,7 @@ static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped wait_event(conf->wait_for_overlap, atomic_read(&conf->reshape_stripes)==0); mddev->reshape_position = conf->reshape_progress; + mddev->curr_resync_completed = mddev->curr_resync; conf->reshape_checkpoint = jiffies; set_bit(MD_CHANGE_DEVS, &mddev->flags); md_wakeup_thread(mddev->thread); @@ -3854,6 +3855,7 @@ static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped conf->reshape_safe = mddev->reshape_position; spin_unlock_irq(&conf->device_lock); wake_up(&conf->wait_for_overlap); + sysfs_notify(&mddev->kobj, NULL, "sync_completed"); } if (mddev->delta_disks < 0) { @@ -3938,11 +3940,13 @@ static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped * then we need to write out the superblock. */ sector_nr += reshape_sectors; - if (sector_nr >= mddev->resync_max) { + if ((sector_nr - mddev->curr_resync_completed) * 2 + >= mddev->resync_max - mddev->curr_resync_completed) { /* Cannot proceed until we've updated the superblock... */ wait_event(conf->wait_for_overlap, atomic_read(&conf->reshape_stripes) == 0); mddev->reshape_position = conf->reshape_progress; + mddev->curr_resync_completed = mddev->curr_resync; conf->reshape_checkpoint = jiffies; set_bit(MD_CHANGE_DEVS, &mddev->flags); md_wakeup_thread(mddev->thread); @@ -3953,6 +3957,7 @@ static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped conf->reshape_safe = mddev->reshape_position; spin_unlock_irq(&conf->device_lock); wake_up(&conf->wait_for_overlap); + sysfs_notify(&mddev->kobj, NULL, "sync_completed"); } return reshape_sectors; } diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index d0d126c69354..5d496a99e034 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -5934,7 +5934,7 @@ mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *pCfg) /* Initalize the timer */ - init_timer(&pCfg->timer); + init_timer_on_stack(&pCfg->timer); pCfg->timer.data = (unsigned long) ioc; pCfg->timer.function = mpt_timer_expired; pCfg->wait_done = 0; diff --git a/drivers/misc/sgi-gru/grufile.c b/drivers/misc/sgi-gru/grufile.c index 3e6e42d2f01b..bbefe77c67a9 100644 --- a/drivers/misc/sgi-gru/grufile.c +++ b/drivers/misc/sgi-gru/grufile.c @@ -375,7 +375,7 @@ static int __init gru_init(void) void *gru_start_vaddr; if (!is_uv_system()) - return -ENODEV; + return 0; #if defined CONFIG_IA64 gru_start_paddr = 0xd000000000UL; /* ZZZZZZZZZZZZZZZZZZZ fixme */ diff --git a/drivers/misc/sgi-xp/xp_main.c b/drivers/misc/sgi-xp/xp_main.c index 16f8dcab2da4..7896849b16dc 100644 --- a/drivers/misc/sgi-xp/xp_main.c +++ b/drivers/misc/sgi-xp/xp_main.c @@ -248,19 +248,19 @@ xp_init(void) enum xp_retval ret; int ch_number; + /* initialize the connection registration mutex */ + for (ch_number = 0; ch_number < XPC_MAX_NCHANNELS; ch_number++) + mutex_init(&xpc_registrations[ch_number].mutex); + if (is_shub()) ret = xp_init_sn2(); else if (is_uv()) ret = xp_init_uv(); else - ret = xpUnsupported; + ret = 0; if (ret != xpSuccess) - return -ENODEV; - - /* initialize the connection registration mutex */ - for (ch_number = 0; ch_number < XPC_MAX_NCHANNELS; ch_number++) - mutex_init(&xpc_registrations[ch_number].mutex); + return ret; return 0; } diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index b6d35f50e404..23e10b6263d6 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -797,17 +797,15 @@ cmos_do_probe(struct device *dev, struct resource *ports, int rtc_irq) goto cleanup2; } - pr_info("%s: alarms up to one %s%s, %zd bytes nvram%s\n", - dev_name(&cmos_rtc.rtc->dev), - is_valid_irq(rtc_irq) - ? (cmos_rtc.mon_alrm - ? "year" - : (cmos_rtc.day_alrm - ? "month" : "day")) - : "no", - cmos_rtc.century ? ", y3k" : "", - nvram.size, - is_hpet_enabled() ? ", hpet irqs" : ""); + pr_info("%s: %s%s, %zd bytes nvram%s\n", + dev_name(&cmos_rtc.rtc->dev), + !is_valid_irq(rtc_irq) ? "no alarms" : + cmos_rtc.mon_alrm ? "alarms up to one year" : + cmos_rtc.day_alrm ? "alarms up to one month" : + "alarms up to one day", + cmos_rtc.century ? ", y3k" : "", + nvram.size, + is_hpet_enabled() ? ", hpet irqs" : ""); return 0; diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c index 18ba812a4f84..d86123e03391 100644 --- a/drivers/serial/bfin_5xx.c +++ b/drivers/serial/bfin_5xx.c @@ -166,7 +166,7 @@ static void bfin_serial_start_tx(struct uart_port *port) struct tty_struct *tty = uart->port.info->port.tty; #ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS - if (uart->scts && (!bfin_serial_get_mctrl(&uart->port)&TIOCM_CTS)) { + if (uart->scts && !(bfin_serial_get_mctrl(&uart->port) & TIOCM_CTS)) { uart->scts = 0; uart_handle_cts_change(&uart->port, uart->scts); } @@ -368,7 +368,7 @@ static irqreturn_t bfin_serial_tx_int(int irq, void *dev_id) struct bfin_serial_port *uart = dev_id; #ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS - if (uart->scts && (!bfin_serial_get_mctrl(&uart->port)&TIOCM_CTS)) { + if (uart->scts && !(bfin_serial_get_mctrl(&uart->port) & TIOCM_CTS)) { uart->scts = 0; uart_handle_cts_change(&uart->port, uart->scts); } @@ -504,7 +504,7 @@ static irqreturn_t bfin_serial_dma_tx_int(int irq, void *dev_id) struct circ_buf *xmit = &uart->port.info->xmit; #ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS - if (uart->scts && (!bfin_serial_get_mctrl(&uart->port)&TIOCM_CTS)) { + if (uart->scts && !(bfin_serial_get_mctrl(&uart->port)&TIOCM_CTS)) { uart->scts = 0; uart_handle_cts_change(&uart->port, uart->scts); } diff --git a/drivers/spi/pxa2xx_spi.c b/drivers/spi/pxa2xx_spi.c index c76feea5fe25..885194a07418 100644 --- a/drivers/spi/pxa2xx_spi.c +++ b/drivers/spi/pxa2xx_spi.c @@ -213,7 +213,7 @@ static int flush(struct driver_data *drv_data) while (read_SSSR(reg) & SSSR_RNE) { read_SSDR(reg); } - } while ((read_SSSR(reg) & SSSR_BSY) && limit--); + } while ((read_SSSR(reg) & SSSR_BSY) && --limit); write_SSSR(SSSR_ROR, reg); return limit; @@ -484,7 +484,7 @@ static int wait_ssp_rx_stall(void const __iomem *ioaddr) { unsigned long limit = loops_per_jiffy << 1; - while ((read_SSSR(ioaddr) & SSSR_BSY) && limit--) + while ((read_SSSR(ioaddr) & SSSR_BSY) && --limit) cpu_relax(); return limit; @@ -494,7 +494,7 @@ static int wait_dma_channel_stop(int channel) { unsigned long limit = loops_per_jiffy << 1; - while (!(DCSR(channel) & DCSR_STOPSTATE) && limit--) + while (!(DCSR(channel) & DCSR_STOPSTATE) && --limit) cpu_relax(); return limit; @@ -1700,6 +1700,13 @@ static int pxa2xx_spi_resume(struct platform_device *pdev) struct ssp_device *ssp = drv_data->ssp; int status = 0; + if (drv_data->rx_channel != -1) + DRCMR(drv_data->ssp->drcmr_rx) = + DRCMR_MAPVLD | drv_data->rx_channel; + if (drv_data->tx_channel != -1) + DRCMR(drv_data->ssp->drcmr_tx) = + DRCMR_MAPVLD | drv_data->tx_channel; + /* Enable the SSP clock */ clk_enable(ssp->clk); diff --git a/drivers/staging/go7007/go7007-driver.c b/drivers/staging/go7007/go7007-driver.c index f47c0ce2849a..77b1e769ac92 100644 --- a/drivers/staging/go7007/go7007-driver.c +++ b/drivers/staging/go7007/go7007-driver.c @@ -191,8 +191,10 @@ int go7007_reset_encoder(struct go7007 *go) /* * Attempt to instantiate an I2C client by ID, probably loading a module. */ -static int init_i2c_module(struct i2c_adapter *adapter, int id, int addr) +static int init_i2c_module(struct i2c_adapter *adapter, const char *type, + int id, int addr) { + struct i2c_board_info info; char *modname; switch (id) { @@ -226,7 +228,11 @@ static int init_i2c_module(struct i2c_adapter *adapter, int id, int addr) } if (modname != NULL) request_module(modname); - if (wis_i2c_probe_device(adapter, id, addr) == 1) + + memset(&info, 0, sizeof(struct i2c_board_info)); + info.addr = addr; + strlcpy(info.type, type, I2C_NAME_SIZE); + if (!i2c_new_device(adapter, &info)) return 0; if (modname != NULL) printk(KERN_INFO @@ -266,6 +272,7 @@ int go7007_register_encoder(struct go7007 *go) if (go->i2c_adapter_online) { for (i = 0; i < go->board_info->num_i2c_devs; ++i) init_i2c_module(&go->i2c_adapter, + go->board_info->i2c_devs[i].type, go->board_info->i2c_devs[i].id, go->board_info->i2c_devs[i].addr); if (go->board_id == GO7007_BOARDID_ADLINK_MPG24) diff --git a/drivers/staging/go7007/go7007-i2c.c b/drivers/staging/go7007/go7007-i2c.c index cd55b76eabc7..c82867fdd28d 100644 --- a/drivers/staging/go7007/go7007-i2c.c +++ b/drivers/staging/go7007/go7007-i2c.c @@ -31,87 +31,6 @@ #include "go7007-priv.h" #include "wis-i2c.h" -/************** Registration interface for I2C client drivers **************/ - -/* Since there's no way to auto-probe the I2C devices connected to the I2C - * bus on the go7007, we have this silly little registration system that - * client drivers can use to register their I2C driver ID and their - * detect_client function (the one that's normally passed to i2c_probe). - * - * When a new go7007 device is connected, we can look up in a board info - * table by the USB or PCI vendor/product/revision ID to determine - * which I2C client module to load. The client driver module will register - * itself here, and then we can call the registered detect_client function - * to force-load a new client at the address listed in the board info table. - * - * Really the I2C subsystem should have a way to force-load I2C client - * drivers when we have a priori knowledge of what's on the bus, especially - * since the existing I2C auto-probe mechanism is so hokey, but we'll use - * our own mechanism for the time being. */ - -struct wis_i2c_client_driver { - unsigned int id; - found_proc found_proc; - struct list_head list; -}; - -static LIST_HEAD(i2c_client_drivers); -static DECLARE_MUTEX(i2c_client_driver_list_lock); - -/* Client drivers register here by their I2C driver ID */ -int wis_i2c_add_driver(unsigned int id, found_proc found_proc) -{ - struct wis_i2c_client_driver *driver; - - driver = kmalloc(sizeof(struct wis_i2c_client_driver), GFP_KERNEL); - if (driver == NULL) - return -ENOMEM; - driver->id = id; - driver->found_proc = found_proc; - - down(&i2c_client_driver_list_lock); - list_add_tail(&driver->list, &i2c_client_drivers); - up(&i2c_client_driver_list_lock); - - return 0; -} -EXPORT_SYMBOL(wis_i2c_add_driver); - -void wis_i2c_del_driver(found_proc found_proc) -{ - struct wis_i2c_client_driver *driver, *next; - - down(&i2c_client_driver_list_lock); - list_for_each_entry_safe(driver, next, &i2c_client_drivers, list) - if (driver->found_proc == found_proc) { - list_del(&driver->list); - kfree(driver); - } - up(&i2c_client_driver_list_lock); -} -EXPORT_SYMBOL(wis_i2c_del_driver); - -/* The main go7007 driver calls this to instantiate a client by driver - * ID and bus address, which are both stored in the board info table */ -int wis_i2c_probe_device(struct i2c_adapter *adapter, - unsigned int id, int addr) -{ - struct wis_i2c_client_driver *driver; - int found = 0; - - if (addr < 0 || addr > 0x7f) - return -1; - down(&i2c_client_driver_list_lock); - list_for_each_entry(driver, &i2c_client_drivers, list) - if (driver->id == id) { - if (driver->found_proc(adapter, addr, 0) == 0) - found = 1; - break; - } - up(&i2c_client_driver_list_lock); - return found; -} - /********************* Driver for on-board I2C adapter *********************/ /* #define GO7007_I2C_DEBUG */ @@ -287,9 +206,7 @@ static struct i2c_algorithm go7007_algo = { static struct i2c_adapter go7007_adap_templ = { .owner = THIS_MODULE, - .class = I2C_CLASS_TV_ANALOG, .name = "WIS GO7007SB", - .id = I2C_ALGO_GO7007, .algo = &go7007_algo, }; diff --git a/drivers/staging/go7007/go7007-priv.h b/drivers/staging/go7007/go7007-priv.h index 372f1f1c09b2..178d18119faa 100644 --- a/drivers/staging/go7007/go7007-priv.h +++ b/drivers/staging/go7007/go7007-priv.h @@ -87,6 +87,7 @@ struct go7007_board_info { int audio_main_div; int num_i2c_devs; struct { + const char *type; int id; int addr; } i2c_devs[4]; diff --git a/drivers/staging/go7007/go7007-usb.c b/drivers/staging/go7007/go7007-usb.c index 83eec920c7d3..aa4a9e0b9954 100644 --- a/drivers/staging/go7007/go7007-usb.c +++ b/drivers/staging/go7007/go7007-usb.c @@ -91,6 +91,7 @@ static struct go7007_usb_board board_matrix_ii = { .num_i2c_devs = 1, .i2c_devs = { { + .type = "wis_saa7115", .id = I2C_DRIVERID_WIS_SAA7115, .addr = 0x20, }, @@ -127,6 +128,7 @@ static struct go7007_usb_board board_matrix_reload = { .num_i2c_devs = 1, .i2c_devs = { { + .type = "wis_saa7113", .id = I2C_DRIVERID_WIS_SAA7113, .addr = 0x25, }, @@ -164,6 +166,7 @@ static struct go7007_usb_board board_star_trek = { .num_i2c_devs = 1, .i2c_devs = { { + .type = "wis_saa7115", .id = I2C_DRIVERID_WIS_SAA7115, .addr = 0x20, }, @@ -209,14 +212,17 @@ static struct go7007_usb_board board_px_tv402u = { .num_i2c_devs = 3, .i2c_devs = { { + .type = "wis_saa7115", .id = I2C_DRIVERID_WIS_SAA7115, .addr = 0x20, }, { + .type = "wis_uda1342", .id = I2C_DRIVERID_WIS_UDA1342, .addr = 0x1a, }, { + .type = "wis_sony_tuner", .id = I2C_DRIVERID_WIS_SONY_TUNER, .addr = 0x60, }, @@ -264,6 +270,7 @@ static struct go7007_usb_board board_xmen = { .num_i2c_devs = 1, .i2c_devs = { { + .type = "wis_ov7640", .id = I2C_DRIVERID_WIS_OV7640, .addr = 0x21, }, @@ -296,6 +303,7 @@ static struct go7007_usb_board board_matrix_revolution = { .num_i2c_devs = 1, .i2c_devs = { { + .type = "wis_tw9903", .id = I2C_DRIVERID_WIS_TW9903, .addr = 0x44, }, @@ -385,6 +393,7 @@ static struct go7007_usb_board board_adlink_mpg24 = { .num_i2c_devs = 1, .i2c_devs = { { + .type = "wis_twTW2804", .id = I2C_DRIVERID_WIS_TW2804, .addr = 0x00, /* yes, really */ }, @@ -415,8 +424,9 @@ static struct go7007_usb_board board_sensoray_2250 = { .num_i2c_devs = 1, .i2c_devs = { { + .type = "s2250_board", .id = I2C_DRIVERID_S2250, - .addr = 0x34, + .addr = 0x43, }, }, .num_inputs = 2, @@ -943,9 +953,7 @@ static struct i2c_algorithm go7007_usb_algo = { static struct i2c_adapter go7007_usb_adap_templ = { .owner = THIS_MODULE, - .class = I2C_CLASS_TV_ANALOG, .name = "WIS GO7007SB EZ-USB", - .id = I2C_ALGO_GO7007_USB, .algo = &go7007_usb_algo, }; diff --git a/drivers/staging/go7007/s2250-board.c b/drivers/staging/go7007/s2250-board.c index d333ea2cd774..1706fbf06847 100644 --- a/drivers/staging/go7007/s2250-board.c +++ b/drivers/staging/go7007/s2250-board.c @@ -28,7 +28,6 @@ extern int s2250loader_init(void); extern void s2250loader_cleanup(void); #define TLV320_ADDRESS 0x34 -#define S2250_VIDDEC 0x86 #define VPX322_ADDR_ANALOGCONTROL1 0x02 #define VPX322_ADDR_BRIGHTNESS0 0x0127 #define VPX322_ADDR_BRIGHTNESS1 0x0131 @@ -123,6 +122,7 @@ struct s2250 { int hue; int reg12b_val; int audio_input; + struct i2c_client *audio; }; /* from go7007-usb.c which is Copyright (C) 2005-2006 Micronas USA Inc.*/ @@ -452,16 +452,15 @@ static int s2250_command(struct i2c_client *client, { struct v4l2_audio *audio = arg; - client->addr = TLV320_ADDRESS; switch (audio->index) { case 0: - write_reg(client, 0x08, 0x02); /* Line In */ + write_reg(dec->audio, 0x08, 0x02); /* Line In */ break; case 1: - write_reg(client, 0x08, 0x04); /* Mic */ + write_reg(dec->audio, 0x08, 0x04); /* Mic */ break; case 2: - write_reg(client, 0x08, 0x05); /* Mic Boost */ + write_reg(dec->audio, 0x08, 0x05); /* Mic Boost */ break; default: return -EINVAL; @@ -477,31 +476,23 @@ static int s2250_command(struct i2c_client *client, return 0; } -static struct i2c_driver s2250_driver; - -static struct i2c_client s2250_client_templ = { - .name = "Sensoray 2250", - .driver = &s2250_driver, -}; - -static int s2250_detect(struct i2c_adapter *adapter, int addr, int kind) +static int s2250_probe(struct i2c_client *client, + const struct i2c_device_id *id) { - struct i2c_client *client; + struct i2c_client *audio; + struct i2c_adapter *adapter = client->adapter; struct s2250 *dec; u8 *data; struct go7007 *go = i2c_get_adapdata(adapter); struct go7007_usb *usb = go->hpi_context; - client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == NULL) + audio = i2c_new_dummy(adapter, TLV320_ADDRESS >> 1); + if (audio == NULL) return -ENOMEM; - memcpy(client, &s2250_client_templ, - sizeof(s2250_client_templ)); - client->adapter = adapter; dec = kmalloc(sizeof(struct s2250), GFP_KERNEL); if (dec == NULL) { - kfree(client); + i2c_unregister_device(audio); return -ENOMEM; } @@ -510,7 +501,7 @@ static int s2250_detect(struct i2c_adapter *adapter, int addr, int kind) dec->contrast = 50; dec->saturation = 50; dec->hue = 0; - client->addr = TLV320_ADDRESS; + dec->audio = audio; i2c_set_clientdata(client, dec); printk(KERN_DEBUG @@ -518,28 +509,25 @@ static int s2250_detect(struct i2c_adapter *adapter, int addr, int kind) adapter->name); /* initialize the audio */ - client->addr = TLV320_ADDRESS; - if (write_regs(client, aud_regs) < 0) { + if (write_regs(audio, aud_regs) < 0) { printk(KERN_ERR "s2250: error initializing audio\n"); - kfree(client); + i2c_unregister_device(audio); kfree(dec); return 0; } - client->addr = S2250_VIDDEC; - i2c_set_clientdata(client, dec); if (write_regs(client, vid_regs) < 0) { printk(KERN_ERR "s2250: error initializing decoder\n"); - kfree(client); + i2c_unregister_device(audio); kfree(dec); return 0; } if (write_regs_fp(client, vid_regs_fp) < 0) { printk(KERN_ERR "s2250: error initializing decoder\n"); - kfree(client); + i2c_unregister_device(audio); kfree(dec); return 0; } @@ -575,32 +563,33 @@ static int s2250_detect(struct i2c_adapter *adapter, int addr, int kind) up(&usb->i2c_lock); } - i2c_attach_client(client); printk("s2250: initialized successfully\n"); return 0; } -static int s2250_detach(struct i2c_client *client) +static int s2250_remove(struct i2c_client *client) { struct s2250 *dec = i2c_get_clientdata(client); - int r; - - r = i2c_detach_client(client); - if (r < 0) - return r; - kfree(client); + i2c_set_clientdata(client, NULL); + i2c_unregister_device(dec->audio); kfree(dec); return 0; } +static struct i2c_device_id s2250_id[] = { + { "s2250_board", 0 }, + { } +}; + static struct i2c_driver s2250_driver = { .driver = { .name = "Sensoray 2250 board driver", }, - .id = I2C_DRIVERID_S2250, - .detach_client = s2250_detach, + .probe = s2250_probe, + .remove = s2250_remove, .command = s2250_command, + .id_table = s2250_id, }; static int __init s2250_init(void) @@ -613,13 +602,13 @@ static int __init s2250_init(void) r = i2c_add_driver(&s2250_driver); if (r < 0) - return r; - return wis_i2c_add_driver(s2250_driver.id, s2250_detect); + s2250loader_cleanup(); + + return r; } static void __exit s2250_cleanup(void) { - wis_i2c_del_driver(s2250_detect); i2c_del_driver(&s2250_driver); s2250loader_cleanup(); diff --git a/drivers/staging/go7007/wis-i2c.h b/drivers/staging/go7007/wis-i2c.h index 431f41dd3966..3c2b9be455df 100644 --- a/drivers/staging/go7007/wis-i2c.h +++ b/drivers/staging/go7007/wis-i2c.h @@ -24,21 +24,12 @@ #define I2C_DRIVERID_WIS_OV7640 0xf0f5 #define I2C_DRIVERID_WIS_TW2804 0xf0f6 #define I2C_DRIVERID_S2250 0xf0f7 -#define I2C_ALGO_GO7007 0xf00000 -#define I2C_ALGO_GO7007_USB 0xf10000 /* Flag to indicate that the client needs to be accessed with SCCB semantics */ /* We re-use the I2C_M_TEN value so the flag passes through the masks in the * core I2C code. Major kludge, but the I2C layer ain't exactly flexible. */ #define I2C_CLIENT_SCCB 0x10 -typedef int (*found_proc) (struct i2c_adapter *, int, int); -int wis_i2c_add_driver(unsigned int id, found_proc found_proc); -void wis_i2c_del_driver(found_proc found_proc); - -int wis_i2c_probe_device(struct i2c_adapter *adapter, - unsigned int id, int addr); - /* Definitions for new video decoder commands */ struct video_decoder_resolution { diff --git a/drivers/staging/go7007/wis-ov7640.c b/drivers/staging/go7007/wis-ov7640.c index 2f9efca04606..04d6d3a498a3 100644 --- a/drivers/staging/go7007/wis-ov7640.c +++ b/drivers/staging/go7007/wis-ov7640.c @@ -50,76 +50,54 @@ static int write_regs(struct i2c_client *client, u8 *regs) return 0; } -static struct i2c_driver wis_ov7640_driver; - -static struct i2c_client wis_ov7640_client_templ = { - .name = "OV7640 (WIS)", - .driver = &wis_ov7640_driver, -}; - -static int wis_ov7640_detect(struct i2c_adapter *adapter, int addr, int kind) +static int wis_ov7640_probe(struct i2c_client *client, + const struct i2c_device_id *id) { - struct i2c_client *client; + struct i2c_adapter *adapter = client->adapter; if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) - return 0; - - client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == NULL) - return -ENOMEM; - memcpy(client, &wis_ov7640_client_templ, - sizeof(wis_ov7640_client_templ)); - client->adapter = adapter; - client->addr = addr; + return -ENODEV; + client->flags = I2C_CLIENT_SCCB; printk(KERN_DEBUG "wis-ov7640: initializing OV7640 at address %d on %s\n", - addr, adapter->name); + client->addr, adapter->name); if (write_regs(client, initial_registers) < 0) { printk(KERN_ERR "wis-ov7640: error initializing OV7640\n"); - kfree(client); - return 0; + return -ENODEV; } - i2c_attach_client(client); return 0; } -static int wis_ov7640_detach(struct i2c_client *client) +static int wis_ov7640_remove(struct i2c_client *client) { - int r; - - r = i2c_detach_client(client); - if (r < 0) - return r; - - kfree(client); return 0; } +static struct i2c_device_id wis_ov7640_id[] = { + { "wis_ov7640", 0 }, + { } +}; + static struct i2c_driver wis_ov7640_driver = { .driver = { .name = "WIS OV7640 I2C driver", }, - .id = I2C_DRIVERID_WIS_OV7640, - .detach_client = wis_ov7640_detach, + .probe = wis_ov7640_probe, + .remove = wis_ov7640_remove, + .id_table = wis_ov7640_id, }; static int __init wis_ov7640_init(void) { - int r; - - r = i2c_add_driver(&wis_ov7640_driver); - if (r < 0) - return r; - return wis_i2c_add_driver(wis_ov7640_driver.id, wis_ov7640_detect); + return i2c_add_driver(&wis_ov7640_driver); } static void __exit wis_ov7640_cleanup(void) { - wis_i2c_del_driver(wis_ov7640_detect); i2c_del_driver(&wis_ov7640_driver); } diff --git a/drivers/staging/go7007/wis-saa7113.c b/drivers/staging/go7007/wis-saa7113.c index 11689723945e..9ab893bd204e 100644 --- a/drivers/staging/go7007/wis-saa7113.c +++ b/drivers/staging/go7007/wis-saa7113.c @@ -261,34 +261,19 @@ static int wis_saa7113_command(struct i2c_client *client, return 0; } -static struct i2c_driver wis_saa7113_driver; - -static struct i2c_client wis_saa7113_client_templ = { - .name = "SAA7113 (WIS)", - .driver = &wis_saa7113_driver, -}; - -static int wis_saa7113_detect(struct i2c_adapter *adapter, int addr, int kind) +static int wis_saa7113_probe(struct i2c_client *client, + const struct i2c_device_id *id) { - struct i2c_client *client; + struct i2c_adapter *adapter = client->adapter; struct wis_saa7113 *dec; if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) - return 0; - - client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == NULL) - return -ENOMEM; - memcpy(client, &wis_saa7113_client_templ, - sizeof(wis_saa7113_client_templ)); - client->adapter = adapter; - client->addr = addr; + return -ENODEV; dec = kmalloc(sizeof(struct wis_saa7113), GFP_KERNEL); - if (dec == NULL) { - kfree(client); + if (dec == NULL) return -ENOMEM; - } + dec->norm = V4L2_STD_NTSC; dec->brightness = 128; dec->contrast = 71; @@ -298,56 +283,49 @@ static int wis_saa7113_detect(struct i2c_adapter *adapter, int addr, int kind) printk(KERN_DEBUG "wis-saa7113: initializing SAA7113 at address %d on %s\n", - addr, adapter->name); + client->addr, adapter->name); if (write_regs(client, initial_registers) < 0) { printk(KERN_ERR "wis-saa7113: error initializing SAA7113\n"); - kfree(client); kfree(dec); - return 0; + return -ENODEV; } - i2c_attach_client(client); return 0; } -static int wis_saa7113_detach(struct i2c_client *client) +static int wis_saa7113_remove(struct i2c_client *client) { struct wis_saa7113 *dec = i2c_get_clientdata(client); - int r; - - r = i2c_detach_client(client); - if (r < 0) - return r; - kfree(client); + i2c_set_clientdata(client, NULL); kfree(dec); return 0; } +static struct i2c_device_id wis_saa7113_id[] = { + { "wis_saa7113", 0 }, + { } +}; + static struct i2c_driver wis_saa7113_driver = { .driver = { .name = "WIS SAA7113 I2C driver", }, - .id = I2C_DRIVERID_WIS_SAA7113, - .detach_client = wis_saa7113_detach, + .probe = wis_saa7113_probe, + .remove = wis_saa7113_remove, .command = wis_saa7113_command, + .id_table = wis_saa7113_id, }; static int __init wis_saa7113_init(void) { - int r; - - r = i2c_add_driver(&wis_saa7113_driver); - if (r < 0) - return r; - return wis_i2c_add_driver(wis_saa7113_driver.id, wis_saa7113_detect); + return i2c_add_driver(&wis_saa7113_driver); } static void __exit wis_saa7113_cleanup(void) { - wis_i2c_del_driver(wis_saa7113_detect); i2c_del_driver(&wis_saa7113_driver); } diff --git a/drivers/staging/go7007/wis-saa7115.c b/drivers/staging/go7007/wis-saa7115.c index 59417a7174d7..8687ad2de761 100644 --- a/drivers/staging/go7007/wis-saa7115.c +++ b/drivers/staging/go7007/wis-saa7115.c @@ -394,34 +394,19 @@ static int wis_saa7115_command(struct i2c_client *client, return 0; } -static struct i2c_driver wis_saa7115_driver; - -static struct i2c_client wis_saa7115_client_templ = { - .name = "SAA7115 (WIS)", - .driver = &wis_saa7115_driver, -}; - -static int wis_saa7115_detect(struct i2c_adapter *adapter, int addr, int kind) +static int wis_saa7115_probe(struct i2c_client *client, + const struct i2c_device_id *id) { - struct i2c_client *client; + struct i2c_adapter *adapter = client->adapter; struct wis_saa7115 *dec; if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) - return 0; - - client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == NULL) - return -ENOMEM; - memcpy(client, &wis_saa7115_client_templ, - sizeof(wis_saa7115_client_templ)); - client->adapter = adapter; - client->addr = addr; + return -ENODEV; dec = kmalloc(sizeof(struct wis_saa7115), GFP_KERNEL); - if (dec == NULL) { - kfree(client); + if (dec == NULL) return -ENOMEM; - } + dec->norm = V4L2_STD_NTSC; dec->brightness = 128; dec->contrast = 64; @@ -431,56 +416,49 @@ static int wis_saa7115_detect(struct i2c_adapter *adapter, int addr, int kind) printk(KERN_DEBUG "wis-saa7115: initializing SAA7115 at address %d on %s\n", - addr, adapter->name); + client->addr, adapter->name); if (write_regs(client, initial_registers) < 0) { printk(KERN_ERR "wis-saa7115: error initializing SAA7115\n"); - kfree(client); kfree(dec); - return 0; + return -ENODEV; } - i2c_attach_client(client); return 0; } -static int wis_saa7115_detach(struct i2c_client *client) +static int wis_saa7115_remove(struct i2c_client *client) { struct wis_saa7115 *dec = i2c_get_clientdata(client); - int r; - - r = i2c_detach_client(client); - if (r < 0) - return r; - kfree(client); + i2c_set_clientdata(client, NULL); kfree(dec); return 0; } +static struct i2c_device_id wis_saa7115_id[] = { + { "wis_saa7115", 0 }, + { } +}; + static struct i2c_driver wis_saa7115_driver = { .driver = { .name = "WIS SAA7115 I2C driver", }, - .id = I2C_DRIVERID_WIS_SAA7115, - .detach_client = wis_saa7115_detach, + .probe = wis_saa7115_probe, + .remove = wis_saa7115_remove, .command = wis_saa7115_command, + .id_table = wis_saa7115_id, }; static int __init wis_saa7115_init(void) { - int r; - - r = i2c_add_driver(&wis_saa7115_driver); - if (r < 0) - return r; - return wis_i2c_add_driver(wis_saa7115_driver.id, wis_saa7115_detect); + return i2c_add_driver(&wis_saa7115_driver); } static void __exit wis_saa7115_cleanup(void) { - wis_i2c_del_driver(wis_saa7115_detect); i2c_del_driver(&wis_saa7115_driver); } diff --git a/drivers/staging/go7007/wis-sony-tuner.c b/drivers/staging/go7007/wis-sony-tuner.c index 0a7eeef7c008..c965c601ac90 100644 --- a/drivers/staging/go7007/wis-sony-tuner.c +++ b/drivers/staging/go7007/wis-sony-tuner.c @@ -653,35 +653,19 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) return 0; } -static struct i2c_driver wis_sony_tuner_driver; - -static struct i2c_client wis_sony_tuner_client_templ = { - .name = "Sony TV Tuner (WIS)", - .driver = &wis_sony_tuner_driver, -}; - -static int wis_sony_tuner_detect(struct i2c_adapter *adapter, - int addr, int kind) +static int wis_sony_tuner_probe(struct i2c_client *client, + const struct i2c_device_id *id) { - struct i2c_client *client; + struct i2c_adapter *adapter = client->adapter; struct wis_sony_tuner *t; if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_I2C_BLOCK)) - return 0; - - client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == NULL) - return -ENOMEM; - memcpy(client, &wis_sony_tuner_client_templ, - sizeof(wis_sony_tuner_client_templ)); - client->adapter = adapter; - client->addr = addr; + return -ENODEV; t = kmalloc(sizeof(struct wis_sony_tuner), GFP_KERNEL); - if (t == NULL) { - kfree(client); + if (t == NULL) return -ENOMEM; - } + t->type = -1; t->freq = 0; t->mpxmode = 0; @@ -690,50 +674,42 @@ static int wis_sony_tuner_detect(struct i2c_adapter *adapter, printk(KERN_DEBUG "wis-sony-tuner: initializing tuner at address %d on %s\n", - addr, adapter->name); - - i2c_attach_client(client); + client->addr, adapter->name); return 0; } -static int wis_sony_tuner_detach(struct i2c_client *client) +static int wis_sony_tuner_remove(struct i2c_client *client) { struct wis_sony_tuner *t = i2c_get_clientdata(client); - int r; - - r = i2c_detach_client(client); - if (r < 0) - return r; + i2c_set_clientdata(client, NULL); kfree(t); - kfree(client); return 0; } +static struct i2c_device_id wis_sony_tuner_id[] = { + { "wis_sony_tuner", 0 }, + { } +}; + static struct i2c_driver wis_sony_tuner_driver = { .driver = { .name = "WIS Sony TV Tuner I2C driver", }, - .id = I2C_DRIVERID_WIS_SONY_TUNER, - .detach_client = wis_sony_tuner_detach, + .probe = wis_sony_tuner_probe, + .remove = wis_sony_tuner_remove, .command = tuner_command, + .id_table = wis_sony_tuner_id, }; static int __init wis_sony_tuner_init(void) { - int r; - - r = i2c_add_driver(&wis_sony_tuner_driver); - if (r < 0) - return r; - return wis_i2c_add_driver(wis_sony_tuner_driver.id, - wis_sony_tuner_detect); + return i2c_add_driver(&wis_sony_tuner_driver); } static void __exit wis_sony_tuner_cleanup(void) { - wis_i2c_del_driver(wis_sony_tuner_detect); i2c_del_driver(&wis_sony_tuner_driver); } diff --git a/drivers/staging/go7007/wis-tw2804.c b/drivers/staging/go7007/wis-tw2804.c index 57b8f2b1caa3..e15794a2a0ae 100644 --- a/drivers/staging/go7007/wis-tw2804.c +++ b/drivers/staging/go7007/wis-tw2804.c @@ -291,34 +291,19 @@ static int wis_tw2804_command(struct i2c_client *client, return 0; } -static struct i2c_driver wis_tw2804_driver; - -static struct i2c_client wis_tw2804_client_templ = { - .name = "TW2804 (WIS)", - .driver = &wis_tw2804_driver, -}; - -static int wis_tw2804_detect(struct i2c_adapter *adapter, int addr, int kind) +static int wis_tw2804_probe(struct i2c_client *client, + const struct i2c_device_id *id) { - struct i2c_client *client; + struct i2c_adapter *adapter = client->adapter; struct wis_tw2804 *dec; if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) - return 0; - - client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == NULL) - return -ENOMEM; - memcpy(client, &wis_tw2804_client_templ, - sizeof(wis_tw2804_client_templ)); - client->adapter = adapter; - client->addr = addr; + return -ENODEV; dec = kmalloc(sizeof(struct wis_tw2804), GFP_KERNEL); - if (dec == NULL) { - kfree(client); + if (dec == NULL) return -ENOMEM; - } + dec->channel = -1; dec->norm = V4L2_STD_NTSC; dec->brightness = 128; @@ -328,48 +313,42 @@ static int wis_tw2804_detect(struct i2c_adapter *adapter, int addr, int kind) i2c_set_clientdata(client, dec); printk(KERN_DEBUG "wis-tw2804: creating TW2804 at address %d on %s\n", - addr, adapter->name); + client->addr, adapter->name); - i2c_attach_client(client); return 0; } -static int wis_tw2804_detach(struct i2c_client *client) +static int wis_tw2804_remove(struct i2c_client *client) { struct wis_tw2804 *dec = i2c_get_clientdata(client); - int r; - - r = i2c_detach_client(client); - if (r < 0) - return r; - kfree(client); + i2c_set_clientdata(client, NULL); kfree(dec); return 0; } +static struct i2c_device_id wis_tw2804_id[] = { + { "wis_tw2804", 0 }, + { } +}; + static struct i2c_driver wis_tw2804_driver = { .driver = { .name = "WIS TW2804 I2C driver", }, - .id = I2C_DRIVERID_WIS_TW2804, - .detach_client = wis_tw2804_detach, + .probe = wis_tw2804_probe, + .remove = wis_tw2804_remove, .command = wis_tw2804_command, + .id_table = wis_tw2804_id, }; static int __init wis_tw2804_init(void) { - int r; - - r = i2c_add_driver(&wis_tw2804_driver); - if (r < 0) - return r; - return wis_i2c_add_driver(wis_tw2804_driver.id, wis_tw2804_detect); + return i2c_add_driver(&wis_tw2804_driver); } static void __exit wis_tw2804_cleanup(void) { - wis_i2c_del_driver(wis_tw2804_detect); i2c_del_driver(&wis_tw2804_driver); } diff --git a/drivers/staging/go7007/wis-tw9903.c b/drivers/staging/go7007/wis-tw9903.c index 40627b282cb4..6c3427bb6f4c 100644 --- a/drivers/staging/go7007/wis-tw9903.c +++ b/drivers/staging/go7007/wis-tw9903.c @@ -267,34 +267,19 @@ static int wis_tw9903_command(struct i2c_client *client, return 0; } -static struct i2c_driver wis_tw9903_driver; - -static struct i2c_client wis_tw9903_client_templ = { - .name = "TW9903 (WIS)", - .driver = &wis_tw9903_driver, -}; - -static int wis_tw9903_detect(struct i2c_adapter *adapter, int addr, int kind) +static int wis_tw9903_probe(struct i2c_client *client, + const struct i2c_device_id *id) { - struct i2c_client *client; + struct i2c_adapter *adapter = client->adapter; struct wis_tw9903 *dec; if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) - return 0; - - client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == NULL) - return -ENOMEM; - memcpy(client, &wis_tw9903_client_templ, - sizeof(wis_tw9903_client_templ)); - client->adapter = adapter; - client->addr = addr; + return -ENODEV; dec = kmalloc(sizeof(struct wis_tw9903), GFP_KERNEL); - if (dec == NULL) { - kfree(client); + if (dec == NULL) return -ENOMEM; - } + dec->norm = V4L2_STD_NTSC; dec->brightness = 0; dec->contrast = 0x60; @@ -303,55 +288,48 @@ static int wis_tw9903_detect(struct i2c_adapter *adapter, int addr, int kind) printk(KERN_DEBUG "wis-tw9903: initializing TW9903 at address %d on %s\n", - addr, adapter->name); + client->addr, adapter->name); if (write_regs(client, initial_registers) < 0) { printk(KERN_ERR "wis-tw9903: error initializing TW9903\n"); - kfree(client); kfree(dec); - return 0; + return -ENODEV; } - i2c_attach_client(client); return 0; } -static int wis_tw9903_detach(struct i2c_client *client) +static int wis_tw9903_remove(struct i2c_client *client) { struct wis_tw9903 *dec = i2c_get_clientdata(client); - int r; - - r = i2c_detach_client(client); - if (r < 0) - return r; - kfree(client); + i2c_set_clientdata(client, NULL); kfree(dec); return 0; } +static struct i2c_device_id wis_tw9903_id[] = { + { "wis_tw9903", 0 }, + { } +}; + static struct i2c_driver wis_tw9903_driver = { .driver = { .name = "WIS TW9903 I2C driver", }, - .id = I2C_DRIVERID_WIS_TW9903, - .detach_client = wis_tw9903_detach, + .probe = wis_tw9903_probe, + .remove = wis_tw9903_remove, .command = wis_tw9903_command, + .id_table = wis_tw9903_id, }; static int __init wis_tw9903_init(void) { - int r; - - r = i2c_add_driver(&wis_tw9903_driver); - if (r < 0) - return r; - return wis_i2c_add_driver(wis_tw9903_driver.id, wis_tw9903_detect); + return i2c_add_driver(&wis_tw9903_driver); } static void __exit wis_tw9903_cleanup(void) { - wis_i2c_del_driver(wis_tw9903_detect); i2c_del_driver(&wis_tw9903_driver); } diff --git a/drivers/staging/go7007/wis-uda1342.c b/drivers/staging/go7007/wis-uda1342.c index 555645c0cc1a..739c7ae8913f 100644 --- a/drivers/staging/go7007/wis-uda1342.c +++ b/drivers/staging/go7007/wis-uda1342.c @@ -59,73 +59,51 @@ static int wis_uda1342_command(struct i2c_client *client, return 0; } -static struct i2c_driver wis_uda1342_driver; - -static struct i2c_client wis_uda1342_client_templ = { - .name = "UDA1342 (WIS)", - .driver = &wis_uda1342_driver, -}; - -static int wis_uda1342_detect(struct i2c_adapter *adapter, int addr, int kind) +static int wis_uda1342_probe(struct i2c_client *client, + const struct i2c_device_id *id) { - struct i2c_client *client; + struct i2c_adapter *adapter = client->adapter; if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_WORD_DATA)) - return 0; - - client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == NULL) - return -ENOMEM; - memcpy(client, &wis_uda1342_client_templ, - sizeof(wis_uda1342_client_templ)); - client->adapter = adapter; - client->addr = addr; + return -ENODEV; printk(KERN_DEBUG "wis-uda1342: initializing UDA1342 at address %d on %s\n", - addr, adapter->name); + client->addr, adapter->name); write_reg(client, 0x00, 0x8000); /* reset registers */ write_reg(client, 0x00, 0x1241); /* select input 1 */ - i2c_attach_client(client); return 0; } -static int wis_uda1342_detach(struct i2c_client *client) +static int wis_uda1342_remove(struct i2c_client *client) { - int r; - - r = i2c_detach_client(client); - if (r < 0) - return r; - - kfree(client); return 0; } +static struct i2c_device_id wis_uda1342_id[] = { + { "wis_uda1342", 0 }, + { } +}; + static struct i2c_driver wis_uda1342_driver = { .driver = { .name = "WIS UDA1342 I2C driver", }, - .id = I2C_DRIVERID_WIS_UDA1342, - .detach_client = wis_uda1342_detach, + .probe = wis_uda1342_probe, + .remove = wis_uda1342_remove, .command = wis_uda1342_command, + .id_table = wis_uda1342_id, }; static int __init wis_uda1342_init(void) { - int r; - - r = i2c_add_driver(&wis_uda1342_driver); - if (r < 0) - return r; - return wis_i2c_add_driver(wis_uda1342_driver.id, wis_uda1342_detect); + return i2c_add_driver(&wis_uda1342_driver); } static void __exit wis_uda1342_cleanup(void) { - wis_i2c_del_driver(wis_uda1342_detect); i2c_del_driver(&wis_uda1342_driver); } diff --git a/drivers/video/asiliantfb.c b/drivers/video/asiliantfb.c index 1a1f946d8fef..9fe90ce928fb 100644 --- a/drivers/video/asiliantfb.c +++ b/drivers/video/asiliantfb.c @@ -533,6 +533,7 @@ static int __devinit init_asiliant(struct fb_info *p, unsigned long addr) writeb(0xff, mmio_base + 0x78c); chips_hw_init(p); + return 0; } static int __devinit diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c index 84f63205c46d..0889d50c3288 100644 --- a/drivers/video/pxafb.c +++ b/drivers/video/pxafb.c @@ -1439,7 +1439,7 @@ static void pxafb_disable_controller(struct pxafb_info *fbi) static irqreturn_t pxafb_handle_irq(int irq, void *dev_id) { struct pxafb_info *fbi = dev_id; - unsigned int lccr0, lcsr, lcsr1; + unsigned int lccr0, lcsr; lcsr = lcd_readl(fbi, LCSR); if (lcsr & LCSR_LDD) { @@ -1455,14 +1455,16 @@ static irqreturn_t pxafb_handle_irq(int irq, void *dev_id) lcd_writel(fbi, LCSR, lcsr); #ifdef CONFIG_FB_PXA_OVERLAY - lcsr1 = lcd_readl(fbi, LCSR1); - if (lcsr1 & LCSR1_BS(1)) - complete(&fbi->overlay[0].branch_done); + { + unsigned int lcsr1 = lcd_readl(fbi, LCSR1); + if (lcsr1 & LCSR1_BS(1)) + complete(&fbi->overlay[0].branch_done); - if (lcsr1 & LCSR1_BS(2)) - complete(&fbi->overlay[1].branch_done); + if (lcsr1 & LCSR1_BS(2)) + complete(&fbi->overlay[1].branch_done); - lcd_writel(fbi, LCSR1, lcsr1); + lcd_writel(fbi, LCSR1, lcsr1); + } #endif return IRQ_HANDLED; } diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c index 59268266b79a..9c76a061a04d 100644 --- a/drivers/virtio/virtio_balloon.c +++ b/drivers/virtio/virtio_balloon.c @@ -190,7 +190,8 @@ static int balloon(void *_vballoon) try_to_freeze(); wait_event_interruptible(vb->config_change, (diff = towards_target(vb)) != 0 - || kthread_should_stop()); + || kthread_should_stop() + || freezing(current)); if (diff > 0) fill_balloon(vb, diff); else if (diff < 0) |