diff options
Diffstat (limited to 'include/linux')
43 files changed, 377 insertions, 212 deletions
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index 297462b9f41a..e9ac882868c0 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -542,8 +542,7 @@ int cgroup_rm_cftypes(struct cgroup_subsys *ss, struct cftype *cfts); bool cgroup_is_descendant(struct cgroup *cgrp, struct cgroup *ancestor); int cgroup_path(const struct cgroup *cgrp, char *buf, int buflen); -int task_cgroup_path_from_hierarchy(struct task_struct *task, int hierarchy_id, - char *buf, size_t buflen); +int task_cgroup_path(struct task_struct *task, char *buf, size_t buflen); int cgroup_task_count(const struct cgroup *cgrp); diff --git a/include/linux/cgroup_subsys.h b/include/linux/cgroup_subsys.h index 6e7ec64b69ab..b613ffd402d1 100644 --- a/include/linux/cgroup_subsys.h +++ b/include/linux/cgroup_subsys.h @@ -1,86 +1,55 @@ -/* Add subsystem definitions of the form SUBSYS(<name>) in this - * file. Surround each one by a line of comment markers so that - * patches don't collide +/* + * List of cgroup subsystems. + * + * DO NOT ADD ANY SUBSYSTEM WITHOUT EXPLICIT ACKS FROM CGROUP MAINTAINERS. */ - -/* */ - -/* */ - #if IS_SUBSYS_ENABLED(CONFIG_CPUSETS) SUBSYS(cpuset) #endif -/* */ - #if IS_SUBSYS_ENABLED(CONFIG_CGROUP_DEBUG) SUBSYS(debug) #endif -/* */ - #if IS_SUBSYS_ENABLED(CONFIG_CGROUP_SCHED) SUBSYS(cpu_cgroup) #endif -/* */ - #if IS_SUBSYS_ENABLED(CONFIG_CGROUP_CPUACCT) SUBSYS(cpuacct) #endif -/* */ - #if IS_SUBSYS_ENABLED(CONFIG_MEMCG) SUBSYS(mem_cgroup) #endif -/* */ - #if IS_SUBSYS_ENABLED(CONFIG_CGROUP_DEVICE) SUBSYS(devices) #endif -/* */ - #if IS_SUBSYS_ENABLED(CONFIG_CGROUP_FREEZER) SUBSYS(freezer) #endif -/* */ - #if IS_SUBSYS_ENABLED(CONFIG_NET_CLS_CGROUP) SUBSYS(net_cls) #endif -/* */ - #if IS_SUBSYS_ENABLED(CONFIG_BLK_CGROUP) SUBSYS(blkio) #endif -/* */ - #if IS_SUBSYS_ENABLED(CONFIG_CGROUP_PERF) SUBSYS(perf) #endif -/* */ - #if IS_SUBSYS_ENABLED(CONFIG_NETPRIO_CGROUP) SUBSYS(net_prio) #endif -/* */ - #if IS_SUBSYS_ENABLED(CONFIG_CGROUP_HUGETLB) SUBSYS(hugetlb) #endif - -/* */ - -#ifdef CONFIG_CGROUP_BCACHE -SUBSYS(bcache) -#endif - -/* */ +/* + * DO NOT ADD ANY SUBSYSTEM WITHOUT EXPLICIT ACKS FROM CGROUP MAINTAINERS. + */ diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 944f283f01c4..ab0eade73039 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -114,7 +114,7 @@ enum { /* Need to know about CPUs going up/down? */ #if defined(CONFIG_HOTPLUG_CPU) || !defined(MODULE) #define cpu_notifier(fn, pri) { \ - static struct notifier_block fn##_nb __cpuinitdata = \ + static struct notifier_block fn##_nb = \ { .notifier_call = fn, .priority = pri }; \ register_cpu_notifier(&fn##_nb); \ } diff --git a/include/linux/crc-t10dif.h b/include/linux/crc-t10dif.h index b3cb71f0d3b0..a9c96d865ee7 100644 --- a/include/linux/crc-t10dif.h +++ b/include/linux/crc-t10dif.h @@ -3,10 +3,6 @@ #include <linux/types.h> -#define CRC_T10DIF_DIGEST_SIZE 2 -#define CRC_T10DIF_BLOCK_SIZE 1 - -__u16 crc_t10dif_generic(__u16 crc, const unsigned char *buffer, size_t len); __u16 crc_t10dif(unsigned char const *, size_t); #endif diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 3092df3614ae..4a12532da8c4 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -324,7 +324,7 @@ static inline int __d_rcu_to_refcount(struct dentry *dentry, unsigned seq) return ret; } -static inline unsigned d_count(struct dentry *dentry) +static inline unsigned d_count(const struct dentry *dentry) { return dentry->d_count; } @@ -336,6 +336,7 @@ extern int d_validate(struct dentry *, struct dentry *); * helper function for dentry_operations.d_dname() members */ extern char *dynamic_dname(struct dentry *, char *, int, const char *, ...); +extern char *simple_dname(struct dentry *, char *, int); extern char *__d_path(const struct path *, const struct path *, char *, int); extern char *d_absolute_path(const struct path *, char *, int); diff --git a/include/linux/device.h b/include/linux/device.h index bcf8c0d4cd98..22b546a58591 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -47,7 +47,11 @@ struct bus_attribute { }; #define BUS_ATTR(_name, _mode, _show, _store) \ -struct bus_attribute bus_attr_##_name = __ATTR(_name, _mode, _show, _store) + struct bus_attribute bus_attr_##_name = __ATTR(_name, _mode, _show, _store) +#define BUS_ATTR_RW(_name) \ + struct bus_attribute bus_attr_##_name = __ATTR_RW(_name) +#define BUS_ATTR_RO(_name) \ + struct bus_attribute bus_attr_##_name = __ATTR_RO(_name) extern int __must_check bus_create_file(struct bus_type *, struct bus_attribute *); @@ -261,9 +265,12 @@ struct driver_attribute { size_t count); }; -#define DRIVER_ATTR(_name, _mode, _show, _store) \ -struct driver_attribute driver_attr_##_name = \ - __ATTR(_name, _mode, _show, _store) +#define DRIVER_ATTR(_name, _mode, _show, _store) \ + struct driver_attribute driver_attr_##_name = __ATTR(_name, _mode, _show, _store) +#define DRIVER_ATTR_RW(_name) \ + struct driver_attribute driver_attr_##_name = __ATTR_RW(_name) +#define DRIVER_ATTR_RO(_name) \ + struct driver_attribute driver_attr_##_name = __ATTR_RO(_name) extern int __must_check driver_create_file(struct device_driver *driver, const struct driver_attribute *attr); @@ -313,6 +320,7 @@ int subsys_virtual_register(struct bus_type *subsys, * @name: Name of the class. * @owner: The module owner. * @class_attrs: Default attributes of this class. + * @dev_groups: Default attributes of the devices that belong to the class. * @dev_attrs: Default attributes of the devices belong to the class. * @dev_bin_attrs: Default binary attributes of the devices belong to the class. * @dev_kobj: The kobject that represents this class and links it into the hierarchy. @@ -342,7 +350,8 @@ struct class { struct module *owner; struct class_attribute *class_attrs; - struct device_attribute *dev_attrs; + struct device_attribute *dev_attrs; /* use dev_groups instead */ + const struct attribute_group **dev_groups; struct bin_attribute *dev_bin_attrs; struct kobject *dev_kobj; @@ -414,8 +423,12 @@ struct class_attribute { const struct class_attribute *attr); }; -#define CLASS_ATTR(_name, _mode, _show, _store) \ -struct class_attribute class_attr_##_name = __ATTR(_name, _mode, _show, _store) +#define CLASS_ATTR(_name, _mode, _show, _store) \ + struct class_attribute class_attr_##_name = __ATTR(_name, _mode, _show, _store) +#define CLASS_ATTR_RW(_name) \ + struct class_attribute class_attr_##_name = __ATTR_RW(_name) +#define CLASS_ATTR_RO(_name) \ + struct class_attribute class_attr_##_name = __ATTR_RO(_name) extern int __must_check class_create_file(struct class *class, const struct class_attribute *attr); @@ -423,7 +436,6 @@ extern void class_remove_file(struct class *class, const struct class_attribute *attr); /* Simple class attribute that is just a static string */ - struct class_attribute_string { struct class_attribute attr; char *str; @@ -512,6 +524,10 @@ ssize_t device_store_bool(struct device *dev, struct device_attribute *attr, #define DEVICE_ATTR(_name, _mode, _show, _store) \ struct device_attribute dev_attr_##_name = __ATTR(_name, _mode, _show, _store) +#define DEVICE_ATTR_RW(_name) \ + struct device_attribute dev_attr_##_name = __ATTR_RW(_name) +#define DEVICE_ATTR_RO(_name) \ + struct device_attribute dev_attr_##_name = __ATTR_RO(_name) #define DEVICE_ULONG_ATTR(_name, _mode, _var) \ struct dev_ext_attribute dev_attr_##_name = \ { __ATTR(_name, _mode, device_show_ulong, device_store_ulong), &(_var) } @@ -924,6 +940,11 @@ extern __printf(5, 6) struct device *device_create(struct class *cls, struct device *parent, dev_t devt, void *drvdata, const char *fmt, ...); +extern __printf(6, 7) +struct device *device_create_with_groups(struct class *cls, + struct device *parent, dev_t devt, void *drvdata, + const struct attribute_group **groups, + const char *fmt, ...); extern void device_destroy(struct class *cls, dev_t devt); /* diff --git a/include/linux/drbd.h b/include/linux/drbd.h index 1b4d4ee1168f..de7d74ab3de6 100644 --- a/include/linux/drbd.h +++ b/include/linux/drbd.h @@ -177,7 +177,11 @@ enum drbd_ret_code { ERR_NEED_APV_100 = 163, ERR_NEED_ALLOW_TWO_PRI = 164, ERR_MD_UNCLEAN = 165, - + ERR_MD_LAYOUT_CONNECTED = 166, + ERR_MD_LAYOUT_TOO_BIG = 167, + ERR_MD_LAYOUT_TOO_SMALL = 168, + ERR_MD_LAYOUT_NO_FIT = 169, + ERR_IMPLICIT_SHRINK = 170, /* insert new ones above this line */ AFTER_LAST_ERR_CODE }; diff --git a/include/linux/drbd_genl.h b/include/linux/drbd_genl.h index d0d8fac8a6e4..e8c44572b8cb 100644 --- a/include/linux/drbd_genl.h +++ b/include/linux/drbd_genl.h @@ -181,6 +181,8 @@ GENL_struct(DRBD_NLA_RESIZE_PARMS, 7, resize_parms, __u64_field(1, DRBD_GENLA_F_MANDATORY, resize_size) __flg_field(2, DRBD_GENLA_F_MANDATORY, resize_force) __flg_field(3, DRBD_GENLA_F_MANDATORY, no_resync) + __u32_field_def(4, 0 /* OPTIONAL */, al_stripes, DRBD_AL_STRIPES_DEF) + __u32_field_def(5, 0 /* OPTIONAL */, al_stripe_size, DRBD_AL_STRIPE_SIZE_DEF) ) GENL_struct(DRBD_NLA_STATE_INFO, 8, state_info, diff --git a/include/linux/drbd_limits.h b/include/linux/drbd_limits.h index 1fedf2b17cc8..17e50bb00521 100644 --- a/include/linux/drbd_limits.h +++ b/include/linux/drbd_limits.h @@ -215,4 +215,13 @@ #define DRBD_ALWAYS_ASBP_DEF 0 #define DRBD_USE_RLE_DEF 1 +#define DRBD_AL_STRIPES_MIN 1 +#define DRBD_AL_STRIPES_MAX 1024 +#define DRBD_AL_STRIPES_DEF 1 +#define DRBD_AL_STRIPES_SCALE '1' + +#define DRBD_AL_STRIPE_SIZE_MIN 4 +#define DRBD_AL_STRIPE_SIZE_MAX 16777216 +#define DRBD_AL_STRIPE_SIZE_DEF 32 +#define DRBD_AL_STRIPE_SIZE_SCALE 'k' /* kilobytes */ #endif diff --git a/include/linux/edac.h b/include/linux/edac.h index 0b763276f619..5c6d7fbaf89e 100644 --- a/include/linux/edac.h +++ b/include/linux/edac.h @@ -622,7 +622,7 @@ struct edac_raw_error_desc { */ struct mem_ctl_info { struct device dev; - struct bus_type bus; + struct bus_type *bus; struct list_head link; /* for global list of mem_ctl_info structs */ @@ -742,4 +742,9 @@ struct mem_ctl_info { #endif }; +/* + * Maximum number of memory controllers in the coherent fabric. + */ +#define EDAC_MAX_MCS 16 + #endif diff --git a/include/linux/firewire.h b/include/linux/firewire.h index 3b0e820375ab..5d7782e42b8f 100644 --- a/include/linux/firewire.h +++ b/include/linux/firewire.h @@ -436,6 +436,7 @@ struct fw_iso_context { int type; int channel; int speed; + bool drop_overflow_headers; size_t header_size; union { fw_iso_callback_t sc; diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index 4372658c73ae..120d57a1c3a5 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -78,6 +78,11 @@ struct trace_iterator { /* trace_seq for __print_flags() and __print_symbolic() etc. */ struct trace_seq tmp_seq; + cpumask_var_t started; + + /* it's true when current open file is snapshot */ + bool snapshot; + /* The below is zeroed out in pipe_read */ struct trace_seq seq; struct trace_entry *ent; @@ -90,10 +95,7 @@ struct trace_iterator { loff_t pos; long idx; - cpumask_var_t started; - - /* it's true when current open file is snapshot */ - bool snapshot; + /* All new field here will be zeroed out in pipe_read */ }; enum trace_iter_flags { @@ -332,7 +334,7 @@ extern int trace_define_field(struct ftrace_event_call *call, const char *type, const char *name, int offset, int size, int is_signed, int filter_type); extern int trace_add_event_call(struct ftrace_event_call *call); -extern void trace_remove_event_call(struct ftrace_event_call *call); +extern int trace_remove_event_call(struct ftrace_event_call *call); #define is_signed_type(type) (((type)(-1)) < (type)1) diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h index cdcbafa9b39a..715c343f7c00 100644 --- a/include/linux/if_vlan.h +++ b/include/linux/if_vlan.h @@ -79,9 +79,8 @@ static inline int is_vlan_dev(struct net_device *dev) } #define vlan_tx_tag_present(__skb) ((__skb)->vlan_tci & VLAN_TAG_PRESENT) -#define vlan_tx_nonzero_tag_present(__skb) \ - (vlan_tx_tag_present(__skb) && ((__skb)->vlan_tci & VLAN_VID_MASK)) #define vlan_tx_tag_get(__skb) ((__skb)->vlan_tci & ~VLAN_TAG_PRESENT) +#define vlan_tx_tag_get_id(__skb) ((__skb)->vlan_tci & VLAN_VID_MASK) #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h index 8d171f427632..3d35b7023591 100644 --- a/include/linux/iio/iio.h +++ b/include/linux/iio/iio.h @@ -211,8 +211,8 @@ struct iio_chan_spec { static inline bool iio_channel_has_info(const struct iio_chan_spec *chan, enum iio_chan_info_enum type) { - return (chan->info_mask_separate & type) | - (chan->info_mask_shared_by_type & type); + return (chan->info_mask_separate & BIT(type)) | + (chan->info_mask_shared_by_type & BIT(type)); } #define IIO_ST(si, rb, sb, sh) \ diff --git a/include/linux/iio/trigger.h b/include/linux/iio/trigger.h index 3869c525b052..369cf2cd5144 100644 --- a/include/linux/iio/trigger.h +++ b/include/linux/iio/trigger.h @@ -8,6 +8,7 @@ */ #include <linux/irq.h> #include <linux/module.h> +#include <linux/atomic.h> #ifndef _IIO_TRIGGER_H_ #define _IIO_TRIGGER_H_ @@ -61,7 +62,7 @@ struct iio_trigger { struct list_head list; struct list_head alloc_list; - int use_count; + atomic_t use_count; struct irq_chip subirq_chip; int subirq_base; diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index b99cd23f3474..79640e015a86 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -5,45 +5,13 @@ #include <linux/bitmap.h> #include <linux/if.h> +#include <linux/ip.h> #include <linux/netdevice.h> #include <linux/rcupdate.h> #include <linux/timer.h> #include <linux/sysctl.h> #include <linux/rtnetlink.h> -enum -{ - IPV4_DEVCONF_FORWARDING=1, - IPV4_DEVCONF_MC_FORWARDING, - IPV4_DEVCONF_PROXY_ARP, - IPV4_DEVCONF_ACCEPT_REDIRECTS, - IPV4_DEVCONF_SECURE_REDIRECTS, - IPV4_DEVCONF_SEND_REDIRECTS, - IPV4_DEVCONF_SHARED_MEDIA, - IPV4_DEVCONF_RP_FILTER, - IPV4_DEVCONF_ACCEPT_SOURCE_ROUTE, - IPV4_DEVCONF_BOOTP_RELAY, - IPV4_DEVCONF_LOG_MARTIANS, - IPV4_DEVCONF_TAG, - IPV4_DEVCONF_ARPFILTER, - IPV4_DEVCONF_MEDIUM_ID, - IPV4_DEVCONF_NOXFRM, - IPV4_DEVCONF_NOPOLICY, - IPV4_DEVCONF_FORCE_IGMP_VERSION, - IPV4_DEVCONF_ARP_ANNOUNCE, - IPV4_DEVCONF_ARP_IGNORE, - IPV4_DEVCONF_PROMOTE_SECONDARIES, - IPV4_DEVCONF_ARP_ACCEPT, - IPV4_DEVCONF_ARP_NOTIFY, - IPV4_DEVCONF_ACCEPT_LOCAL, - IPV4_DEVCONF_SRC_VMARK, - IPV4_DEVCONF_PROXY_ARP_PVLAN, - IPV4_DEVCONF_ROUTE_LOCALNET, - __IPV4_DEVCONF_MAX -}; - -#define IPV4_DEVCONF_MAX (__IPV4_DEVCONF_MAX - 1) - struct ipv4_devconf { void *sysctl; int data[IPV4_DEVCONF_MAX]; diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index 850e95bc766c..b8b7dc755752 100644 --- a/include/linux/ipv6.h +++ b/include/linux/ipv6.h @@ -101,6 +101,7 @@ struct inet6_skb_parm { #define IP6SKB_FORWARDED 2 #define IP6SKB_REROUTED 4 #define IP6SKB_ROUTERALERT 8 +#define IP6SKB_FRAGMENTED 16 }; #define IP6CB(skb) ((struct inet6_skb_parm*)((skb)->cb)) diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 3bef14c6586b..482ad2d84a32 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -629,7 +629,7 @@ extern void ftrace_dump(enum ftrace_dump_mode oops_dump_mode); static inline void tracing_start(void) { } static inline void tracing_stop(void) { } static inline void ftrace_off_permanent(void) { } -static inline void trace_dump_stack(void) { } +static inline void trace_dump_stack(int skip) { } static inline void tracing_on(void) { } static inline void tracing_off(void) { } diff --git a/include/linux/list.h b/include/linux/list.h index b83e5657365a..f4d8a2f12a33 100644 --- a/include/linux/list.h +++ b/include/linux/list.h @@ -381,17 +381,6 @@ static inline void list_splice_tail_init(struct list_head *list, for (pos = (head)->next; pos != (head); pos = pos->next) /** - * __list_for_each - iterate over a list - * @pos: the &struct list_head to use as a loop cursor. - * @head: the head for your list. - * - * This variant doesn't differ from list_for_each() any more. - * We don't do prefetching in either case. - */ -#define __list_for_each(pos, head) \ - for (pos = (head)->next; pos != (head); pos = pos->next) - -/** * list_for_each_prev - iterate over a list backwards * @pos: the &struct list_head to use as a loop cursor. * @head: the head for your list. diff --git a/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h b/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h index dab34a1deb2c..b6bdcd66c07d 100644 --- a/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h +++ b/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h @@ -103,15 +103,15 @@ #define IMX6Q_GPR1_EXC_MON_MASK BIT(22) #define IMX6Q_GPR1_EXC_MON_OKAY 0x0 #define IMX6Q_GPR1_EXC_MON_SLVE BIT(22) -#define IMX6Q_GPR1_MIPI_IPU2_SEL_MASK BIT(21) -#define IMX6Q_GPR1_MIPI_IPU2_SEL_GASKET 0x0 -#define IMX6Q_GPR1_MIPI_IPU2_SEL_IOMUX BIT(21) -#define IMX6Q_GPR1_MIPI_IPU1_MUX_MASK BIT(20) -#define IMX6Q_GPR1_MIPI_IPU1_MUX_GASKET 0x0 -#define IMX6Q_GPR1_MIPI_IPU1_MUX_IOMUX BIT(20) -#define IMX6Q_GPR1_MIPI_IPU2_MUX_MASK BIT(19) +#define IMX6Q_GPR1_ENET_CLK_SEL_MASK BIT(21) +#define IMX6Q_GPR1_ENET_CLK_SEL_PAD 0 +#define IMX6Q_GPR1_ENET_CLK_SEL_ANATOP BIT(21) +#define IMX6Q_GPR1_MIPI_IPU2_MUX_MASK BIT(20) #define IMX6Q_GPR1_MIPI_IPU2_MUX_GASKET 0x0 -#define IMX6Q_GPR1_MIPI_IPU2_MUX_IOMUX BIT(19) +#define IMX6Q_GPR1_MIPI_IPU2_MUX_IOMUX BIT(20) +#define IMX6Q_GPR1_MIPI_IPU1_MUX_MASK BIT(19) +#define IMX6Q_GPR1_MIPI_IPU1_MUX_GASKET 0x0 +#define IMX6Q_GPR1_MIPI_IPU1_MUX_IOMUX BIT(19) #define IMX6Q_GPR1_PCIE_TEST_PD BIT(18) #define IMX6Q_GPR1_IPU_VPU_MUX_MASK BIT(17) #define IMX6Q_GPR1_IPU_VPU_MUX_IPU1 0x0 @@ -279,41 +279,88 @@ #define IMX6Q_GPR13_CAN2_STOP_REQ BIT(29) #define IMX6Q_GPR13_CAN1_STOP_REQ BIT(28) #define IMX6Q_GPR13_ENET_STOP_REQ BIT(27) -#define IMX6Q_GPR13_SATA_PHY_8_MASK (0x7 << 24) -#define IMX6Q_GPR13_SATA_PHY_8_0_5_DB (0x0 << 24) -#define IMX6Q_GPR13_SATA_PHY_8_1_0_DB (0x1 << 24) -#define IMX6Q_GPR13_SATA_PHY_8_1_5_DB (0x2 << 24) -#define IMX6Q_GPR13_SATA_PHY_8_2_0_DB (0x3 << 24) -#define IMX6Q_GPR13_SATA_PHY_8_2_5_DB (0x4 << 24) -#define IMX6Q_GPR13_SATA_PHY_8_3_0_DB (0x5 << 24) -#define IMX6Q_GPR13_SATA_PHY_8_3_5_DB (0x6 << 24) -#define IMX6Q_GPR13_SATA_PHY_8_4_0_DB (0x7 << 24) -#define IMX6Q_GPR13_SATA_PHY_7_MASK (0x1f << 19) -#define IMX6Q_GPR13_SATA_PHY_7_SATA1I (0x10 << 19) -#define IMX6Q_GPR13_SATA_PHY_7_SATA1M (0x10 << 19) -#define IMX6Q_GPR13_SATA_PHY_7_SATA1X (0x1a << 19) -#define IMX6Q_GPR13_SATA_PHY_7_SATA2I (0x12 << 19) -#define IMX6Q_GPR13_SATA_PHY_7_SATA2M (0x12 << 19) -#define IMX6Q_GPR13_SATA_PHY_7_SATA2X (0x1a << 19) -#define IMX6Q_GPR13_SATA_PHY_6_MASK (0x7 << 16) -#define IMX6Q_GPR13_SATA_SPEED_MASK BIT(15) -#define IMX6Q_GPR13_SATA_SPEED_1P5G 0x0 -#define IMX6Q_GPR13_SATA_SPEED_3P0G BIT(15) -#define IMX6Q_GPR13_SATA_PHY_5 BIT(14) -#define IMX6Q_GPR13_SATA_PHY_4_MASK (0x7 << 11) -#define IMX6Q_GPR13_SATA_PHY_4_16_16 (0x0 << 11) -#define IMX6Q_GPR13_SATA_PHY_4_14_16 (0x1 << 11) -#define IMX6Q_GPR13_SATA_PHY_4_12_16 (0x2 << 11) -#define IMX6Q_GPR13_SATA_PHY_4_10_16 (0x3 << 11) -#define IMX6Q_GPR13_SATA_PHY_4_9_16 (0x4 << 11) -#define IMX6Q_GPR13_SATA_PHY_4_8_16 (0x5 << 11) -#define IMX6Q_GPR13_SATA_PHY_3_MASK (0xf << 7) -#define IMX6Q_GPR13_SATA_PHY_3_OFF 0x7 -#define IMX6Q_GPR13_SATA_PHY_2_MASK (0x1f << 2) -#define IMX6Q_GPR13_SATA_PHY_2_OFF 0x2 -#define IMX6Q_GPR13_SATA_PHY_1_MASK (0x3 << 0) -#define IMX6Q_GPR13_SATA_PHY_1_FAST (0x0 << 0) -#define IMX6Q_GPR13_SATA_PHY_1_MED (0x1 << 0) -#define IMX6Q_GPR13_SATA_PHY_1_SLOW (0x2 << 0) - +#define IMX6Q_GPR13_SATA_RX_EQ_VAL_MASK (0x7 << 24) +#define IMX6Q_GPR13_SATA_RX_EQ_VAL_0_5_DB (0x0 << 24) +#define IMX6Q_GPR13_SATA_RX_EQ_VAL_1_0_DB (0x1 << 24) +#define IMX6Q_GPR13_SATA_RX_EQ_VAL_1_5_DB (0x2 << 24) +#define IMX6Q_GPR13_SATA_RX_EQ_VAL_2_0_DB (0x3 << 24) +#define IMX6Q_GPR13_SATA_RX_EQ_VAL_2_5_DB (0x4 << 24) +#define IMX6Q_GPR13_SATA_RX_EQ_VAL_3_0_DB (0x5 << 24) +#define IMX6Q_GPR13_SATA_RX_EQ_VAL_3_5_DB (0x6 << 24) +#define IMX6Q_GPR13_SATA_RX_EQ_VAL_4_0_DB (0x7 << 24) +#define IMX6Q_GPR13_SATA_RX_LOS_LVL_MASK (0x1f << 19) +#define IMX6Q_GPR13_SATA_RX_LOS_LVL_SATA1I (0x10 << 19) +#define IMX6Q_GPR13_SATA_RX_LOS_LVL_SATA1M (0x10 << 19) +#define IMX6Q_GPR13_SATA_RX_LOS_LVL_SATA1X (0x1a << 19) +#define IMX6Q_GPR13_SATA_RX_LOS_LVL_SATA2I (0x12 << 19) +#define IMX6Q_GPR13_SATA_RX_LOS_LVL_SATA2M (0x12 << 19) +#define IMX6Q_GPR13_SATA_RX_LOS_LVL_SATA2X (0x1a << 19) +#define IMX6Q_GPR13_SATA_RX_DPLL_MODE_MASK (0x7 << 16) +#define IMX6Q_GPR13_SATA_RX_DPLL_MODE_1P_1F (0x0 << 16) +#define IMX6Q_GPR13_SATA_RX_DPLL_MODE_2P_2F (0x1 << 16) +#define IMX6Q_GPR13_SATA_RX_DPLL_MODE_1P_4F (0x2 << 16) +#define IMX6Q_GPR13_SATA_RX_DPLL_MODE_2P_4F (0x3 << 16) +#define IMX6Q_GPR13_SATA_SPD_MODE_MASK BIT(15) +#define IMX6Q_GPR13_SATA_SPD_MODE_1P5G 0x0 +#define IMX6Q_GPR13_SATA_SPD_MODE_3P0G BIT(15) +#define IMX6Q_GPR13_SATA_MPLL_SS_EN BIT(14) +#define IMX6Q_GPR13_SATA_TX_ATTEN_MASK (0x7 << 11) +#define IMX6Q_GPR13_SATA_TX_ATTEN_16_16 (0x0 << 11) +#define IMX6Q_GPR13_SATA_TX_ATTEN_14_16 (0x1 << 11) +#define IMX6Q_GPR13_SATA_TX_ATTEN_12_16 (0x2 << 11) +#define IMX6Q_GPR13_SATA_TX_ATTEN_10_16 (0x3 << 11) +#define IMX6Q_GPR13_SATA_TX_ATTEN_9_16 (0x4 << 11) +#define IMX6Q_GPR13_SATA_TX_ATTEN_8_16 (0x5 << 11) +#define IMX6Q_GPR13_SATA_TX_BOOST_MASK (0xf << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_0_00_DB (0x0 << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_0_37_DB (0x1 << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_0_74_DB (0x2 << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_1_11_DB (0x3 << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_1_48_DB (0x4 << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_1_85_DB (0x5 << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_2_22_DB (0x6 << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_2_59_DB (0x7 << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_2_96_DB (0x8 << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_3_33_DB (0x9 << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_3_70_DB (0xa << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_4_07_DB (0xb << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_4_44_DB (0xc << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_4_81_DB (0xd << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_5_28_DB (0xe << 7) +#define IMX6Q_GPR13_SATA_TX_BOOST_5_75_DB (0xf << 7) +#define IMX6Q_GPR13_SATA_TX_LVL_MASK (0x1f << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_0_937_V (0x00 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_0_947_V (0x01 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_0_957_V (0x02 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_0_966_V (0x03 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_0_976_V (0x04 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_0_986_V (0x05 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_0_996_V (0x06 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_005_V (0x07 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_015_V (0x08 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_025_V (0x09 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_035_V (0x0a << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_045_V (0x0b << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_054_V (0x0c << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_064_V (0x0d << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_074_V (0x0e << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_084_V (0x0f << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_094_V (0x10 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_104_V (0x11 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_113_V (0x12 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_123_V (0x13 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_133_V (0x14 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_143_V (0x15 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_152_V (0x16 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_162_V (0x17 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_172_V (0x18 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_182_V (0x19 << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_191_V (0x1a << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_201_V (0x1b << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_211_V (0x1c << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_221_V (0x1d << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_230_V (0x1e << 2) +#define IMX6Q_GPR13_SATA_TX_LVL_1_240_V (0x1f << 2) +#define IMX6Q_GPR13_SATA_MPLL_CLK_EN BIT(1) +#define IMX6Q_GPR13_SATA_TX_EDGE_RATE BIT(0) #endif /* __LINUX_IMX6Q_IOMUXC_GPR_H */ diff --git a/include/linux/mfd/ti_am335x_tscadc.h b/include/linux/mfd/ti_am335x_tscadc.h index 8d73fe29796a..db1791bb997a 100644 --- a/include/linux/mfd/ti_am335x_tscadc.h +++ b/include/linux/mfd/ti_am335x_tscadc.h @@ -113,11 +113,27 @@ #define CNTRLREG_8WIRE CNTRLREG_AFE_CTRL(3) #define CNTRLREG_TSCENB BIT(7) +/* FIFO READ Register */ +#define FIFOREAD_DATA_MASK (0xfff << 0) +#define FIFOREAD_CHNLID_MASK (0xf << 16) + +/* Sequencer Status */ +#define SEQ_STATUS BIT(5) + #define ADC_CLK 3000000 #define MAX_CLK_DIV 7 #define TOTAL_STEPS 16 #define TOTAL_CHANNELS 8 +/* +* ADC runs at 3MHz, and it takes +* 15 cycles to latch one data output. +* Hence the idle time for ADC to +* process one sample data would be +* around 5 micro seconds. +*/ +#define IDLE_TIMEOUT 5 /* microsec */ + #define TSCADC_CELLS 2 struct ti_tscadc_dev { diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h index 8de8d8f22384..68029b30c3dc 100644 --- a/include/linux/mlx5/device.h +++ b/include/linux/mlx5/device.h @@ -309,21 +309,20 @@ struct mlx5_hca_cap { __be16 max_desc_sz_rq; u8 rsvd21[2]; __be16 max_desc_sz_sq_dc; - u8 rsvd22[4]; - __be16 max_qp_mcg; - u8 rsvd23; + __be32 max_qp_mcg; + u8 rsvd22[3]; u8 log_max_mcg; - u8 rsvd24; + u8 rsvd23; u8 log_max_pd; - u8 rsvd25; + u8 rsvd24; u8 log_max_xrcd; - u8 rsvd26[42]; + u8 rsvd25[42]; __be16 log_uar_page_sz; - u8 rsvd27[28]; + u8 rsvd26[28]; u8 log_msx_atomic_size_qp; - u8 rsvd28[2]; + u8 rsvd27[2]; u8 log_msx_atomic_size_dc; - u8 rsvd29[76]; + u8 rsvd28[76]; }; @@ -472,9 +471,8 @@ struct mlx5_eqe_cmd { struct mlx5_eqe_page_req { u8 rsvd0[2]; __be16 func_id; - u8 rsvd1[2]; - __be16 num_pages; - __be32 rsvd2[5]; + __be32 num_pages; + __be32 rsvd1[5]; }; union ev_data { @@ -690,6 +688,26 @@ struct mlx5_query_cq_mbox_out { __be64 pas[0]; }; +struct mlx5_enable_hca_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_enable_hca_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_disable_hca_mbox_in { + struct mlx5_inbox_hdr hdr; + u8 rsvd[8]; +}; + +struct mlx5_disable_hca_mbox_out { + struct mlx5_outbox_hdr hdr; + u8 rsvd[8]; +}; + struct mlx5_eq_context { u8 status; u8 ec_oi; diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index f22e4419839b..8888381fc150 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -101,6 +101,8 @@ enum { MLX5_CMD_OP_QUERY_ADAPTER = 0x101, MLX5_CMD_OP_INIT_HCA = 0x102, MLX5_CMD_OP_TEARDOWN_HCA = 0x103, + MLX5_CMD_OP_ENABLE_HCA = 0x104, + MLX5_CMD_OP_DISABLE_HCA = 0x105, MLX5_CMD_OP_QUERY_PAGES = 0x107, MLX5_CMD_OP_MANAGE_PAGES = 0x108, MLX5_CMD_OP_SET_HCA_CAP = 0x109, @@ -356,7 +358,7 @@ struct mlx5_caps { u32 reserved_lkey; u8 local_ca_ack_delay; u8 log_max_mcg; - u16 max_qp_mcg; + u32 max_qp_mcg; int min_page_sz; }; @@ -689,8 +691,8 @@ void mlx5_pagealloc_cleanup(struct mlx5_core_dev *dev); int mlx5_pagealloc_start(struct mlx5_core_dev *dev); void mlx5_pagealloc_stop(struct mlx5_core_dev *dev); void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id, - s16 npages); -int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev); + s32 npages); +int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot); int mlx5_reclaim_startup_pages(struct mlx5_core_dev *dev); void mlx5_register_debugfs(void); void mlx5_unregister_debugfs(void); @@ -729,9 +731,6 @@ void mlx5_cq_debugfs_cleanup(struct mlx5_core_dev *dev); int mlx5_db_alloc(struct mlx5_core_dev *dev, struct mlx5_db *db); void mlx5_db_free(struct mlx5_core_dev *dev, struct mlx5_db *db); -typedef void (*health_handler_t)(struct pci_dev *pdev, struct health_buffer __iomem *buf, int size); -int mlx5_register_health_report_handler(health_handler_t handler); -void mlx5_unregister_health_report_handler(void); const char *mlx5_command_str(int command); int mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev); void mlx5_cmdif_debugfs_cleanup(struct mlx5_core_dev *dev); diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index fb425aa16c01..faf4b7c1ad12 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -332,6 +332,7 @@ struct mm_struct { unsigned long pgoff, unsigned long flags); #endif unsigned long mmap_base; /* base of mmap area */ + unsigned long mmap_legacy_base; /* base of mmap area in bottom-up allocations */ unsigned long task_size; /* size of task vm space */ unsigned long highest_vm_end; /* highest vma end address */ pgd_t * pgd; diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h index b62d4af6c667..45e921401b06 100644 --- a/include/linux/mod_devicetable.h +++ b/include/linux/mod_devicetable.h @@ -361,7 +361,8 @@ struct ssb_device_id { __u16 vendor; __u16 coreid; __u8 revision; -}; + __u8 __pad; +} __attribute__((packed, aligned(2))); #define SSB_DEVICE(_vendor, _coreid, _revision) \ { .vendor = _vendor, .coreid = _coreid, .revision = _revision, } #define SSB_DEVTABLE_END \ @@ -377,7 +378,7 @@ struct bcma_device_id { __u16 id; __u8 rev; __u8 class; -}; +} __attribute__((packed,aligned(2))); #define BCMA_CORE(_manuf, _id, _rev, _class) \ { .manuf = _manuf, .id = _id, .rev = _rev, .class = _class, } #define BCMA_CORETABLE_END \ diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 0741a1e919a5..9a4156845e93 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -973,7 +973,7 @@ struct net_device_ops { gfp_t gfp); void (*ndo_netpoll_cleanup)(struct net_device *dev); #endif -#ifdef CONFIG_NET_LL_RX_POLL +#ifdef CONFIG_NET_RX_BUSY_POLL int (*ndo_busy_poll)(struct napi_struct *dev); #endif int (*ndo_set_vf_mac)(struct net_device *dev, diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 8873f82c7baa..c43f6eabad5b 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -826,7 +826,7 @@ static inline void perf_restore_debug_store(void) { } */ #define perf_cpu_notifier(fn) \ do { \ - static struct notifier_block fn##_nb __cpuinitdata = \ + static struct notifier_block fn##_nb = \ { .notifier_call = fn, .priority = CPU_PRI_PERF }; \ unsigned long cpu = smp_processor_id(); \ unsigned long flags; \ diff --git a/include/linux/platform_data/mmc-pxamci.h b/include/linux/platform_data/mmc-pxamci.h index 9eb515bb799d..1706b3597ce0 100644 --- a/include/linux/platform_data/mmc-pxamci.h +++ b/include/linux/platform_data/mmc-pxamci.h @@ -12,7 +12,7 @@ struct pxamci_platform_data { unsigned long detect_delay_ms; /* delay in millisecond before detecting cards after interrupt */ int (*init)(struct device *, irq_handler_t , void *); int (*get_ro)(struct device *); - void (*setpower)(struct device *, unsigned int); + int (*setpower)(struct device *, unsigned int); void (*exit)(struct device *, void *); int gpio_card_detect; /* gpio detecting card insertion */ int gpio_card_ro; /* gpio detecting read only toggle */ diff --git a/include/linux/pm_wakeup.h b/include/linux/pm_wakeup.h index 569781faa504..a0f70808d7f4 100644 --- a/include/linux/pm_wakeup.h +++ b/include/linux/pm_wakeup.h @@ -36,8 +36,8 @@ * @last_time: Monotonic clock when the wakeup source's was touched last time. * @prevent_sleep_time: Total time this source has been preventing autosleep. * @event_count: Number of signaled wakeup events. - * @active_count: Number of times the wakeup sorce was activated. - * @relax_count: Number of times the wakeup sorce was deactivated. + * @active_count: Number of times the wakeup source was activated. + * @relax_count: Number of times the wakeup source was deactivated. * @expire_count: Number of times the wakeup source's timeout has expired. * @wakeup_count: Number of times the wakeup source might abort suspend. * @active: Status of the wakeup source. diff --git a/include/linux/regmap.h b/include/linux/regmap.h index 75981d0b57dc..580a5320cc96 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -15,6 +15,7 @@ #include <linux/list.h> #include <linux/rbtree.h> +#include <linux/err.h> struct module; struct device; diff --git a/include/linux/sched.h b/include/linux/sched.h index 50d04b92ceda..078066daffd4 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1532,6 +1532,8 @@ static inline pid_t task_pgrp_nr(struct task_struct *tsk) * Test if a process is not yet dead (at most zombie state) * If pid_alive fails, then pointers within the task structure * can be stale and must not be dereferenced. + * + * Return: 1 if the process is alive. 0 otherwise. */ static inline int pid_alive(struct task_struct *p) { @@ -1543,6 +1545,8 @@ static inline int pid_alive(struct task_struct *p) * @tsk: Task structure to be checked. * * Check if a task structure is the first user space task the kernel created. + * + * Return: 1 if the task structure is init. 0 otherwise. */ static inline int is_global_init(struct task_struct *tsk) { @@ -1628,6 +1632,7 @@ extern void thread_group_cputime_adjusted(struct task_struct *p, cputime_t *ut, #define PF_MEMPOLICY 0x10000000 /* Non-default NUMA mempolicy */ #define PF_MUTEX_TESTER 0x20000000 /* Thread belongs to the rt mutex tester */ #define PF_FREEZER_SKIP 0x40000000 /* Freezer should not count it as freezable */ +#define PF_SUSPEND_TASK 0x80000000 /* this thread called freeze_processes and should not be frozen */ /* * Only the _current_ task can read/write to tsk->flags, but other @@ -1893,6 +1898,8 @@ extern struct task_struct *idle_task(int cpu); /** * is_idle_task - is the specified task an idle task? * @p: the task in question. + * + * Return: 1 if @p is an idle task. 0 otherwise. */ static inline bool is_idle_task(const struct task_struct *p) { diff --git a/include/linux/shdma-base.h b/include/linux/shdma-base.h index 382cf710ca9a..5b1c9848124c 100644 --- a/include/linux/shdma-base.h +++ b/include/linux/shdma-base.h @@ -124,6 +124,10 @@ void shdma_chan_remove(struct shdma_chan *schan); int shdma_init(struct device *dev, struct shdma_dev *sdev, int chan_num); void shdma_cleanup(struct shdma_dev *sdev); +#if IS_ENABLED(CONFIG_SH_DMAE_BASE) bool shdma_chan_filter(struct dma_chan *chan, void *arg); +#else +#define shdma_chan_filter NULL +#endif #endif diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 5afefa01a13c..3b71a4e83642 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -501,7 +501,7 @@ struct sk_buff { /* 7/9 bit hole (depending on ndisc_nodetype presence) */ kmemcheck_bitfield_end(flags2); -#if defined CONFIG_NET_DMA || defined CONFIG_NET_LL_RX_POLL +#if defined CONFIG_NET_DMA || defined CONFIG_NET_RX_BUSY_POLL union { unsigned int napi_id; dma_cookie_t dma_cookie; diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index 7d537ced949a..75f34949d9ab 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -117,9 +117,17 @@ do { \ #endif /*arch_spin_is_contended*/ #endif -/* The lock does not imply full memory barrier. */ -#ifndef ARCH_HAS_SMP_MB_AFTER_LOCK -static inline void smp_mb__after_lock(void) { smp_mb(); } +/* + * Despite its name it doesn't necessarily has to be a full barrier. + * It should only guarantee that a STORE before the critical section + * can not be reordered with a LOAD inside this section. + * spin_lock() is the one-way barrier, this LOAD can not escape out + * of the region. So the default implementation simply ensures that + * a STORE can not move into the critical section, smp_wmb() should + * serialize it with another STORE done by spin_lock(). + */ +#ifndef smp_mb__before_spinlock +#define smp_mb__before_spinlock() smp_wmb() #endif /** diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h index 6d870353674a..1821445708d6 100644 --- a/include/linux/sunrpc/sched.h +++ b/include/linux/sunrpc/sched.h @@ -121,6 +121,7 @@ struct rpc_task_setup { #define RPC_TASK_SOFTCONN 0x0400 /* Fail if can't connect */ #define RPC_TASK_SENT 0x0800 /* message was sent */ #define RPC_TASK_TIMEOUT 0x1000 /* fail with ETIMEDOUT on timeout */ +#define RPC_TASK_NOCONNECT 0x2000 /* return ENOTCONN if not connected */ #define RPC_IS_ASYNC(t) ((t)->tk_flags & RPC_TASK_ASYNC) #define RPC_IS_SWAPPER(t) ((t)->tk_flags & RPC_TASK_SWAPPER) diff --git a/include/linux/swapops.h b/include/linux/swapops.h index c5fd30d2a415..8d4fa82bfb91 100644 --- a/include/linux/swapops.h +++ b/include/linux/swapops.h @@ -67,6 +67,8 @@ static inline swp_entry_t pte_to_swp_entry(pte_t pte) swp_entry_t arch_entry; BUG_ON(pte_file(pte)); + if (pte_swp_soft_dirty(pte)) + pte = pte_swp_clear_soft_dirty(pte); arch_entry = __pte_to_swp_entry(pte); return swp_entry(__swp_type(arch_entry), __swp_offset(arch_entry)); } diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index 4147d700a293..84662ecc7b51 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -802,9 +802,14 @@ asmlinkage long sys_vfork(void); asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, int, int __user *); #else +#ifdef CONFIG_CLONE_BACKWARDS3 +asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *, + int __user *, int); +#else asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, int __user *, int); #endif +#endif asmlinkage long sys_execve(const char __user *filename, const char __user *const __user *argv, diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h index e2cee22f578a..9e8a9b555ad6 100644 --- a/include/linux/sysfs.h +++ b/include/linux/sysfs.h @@ -17,10 +17,12 @@ #include <linux/list.h> #include <linux/lockdep.h> #include <linux/kobject_ns.h> +#include <linux/stat.h> #include <linux/atomic.h> struct kobject; struct module; +struct bin_attribute; enum kobj_ns_type; struct attribute { @@ -59,26 +61,28 @@ struct attribute_group { umode_t (*is_visible)(struct kobject *, struct attribute *, int); struct attribute **attrs; + struct bin_attribute **bin_attrs; }; - - /** * Use these macros to make defining attributes easier. See include/linux/device.h * for examples.. */ -#define __ATTR(_name,_mode,_show,_store) { \ - .attr = {.name = __stringify(_name), .mode = _mode }, \ - .show = _show, \ - .store = _store, \ +#define __ATTR(_name,_mode,_show,_store) { \ + .attr = {.name = __stringify(_name), .mode = _mode }, \ + .show = _show, \ + .store = _store, \ } -#define __ATTR_RO(_name) { \ - .attr = { .name = __stringify(_name), .mode = 0444 }, \ - .show = _name##_show, \ +#define __ATTR_RO(_name) { \ + .attr = { .name = __stringify(_name), .mode = S_IRUGO }, \ + .show = _name##_show, \ } +#define __ATTR_RW(_name) __ATTR(_name, (S_IWUSR | S_IRUGO), \ + _name##_show, _name##_store) + #define __ATTR_NULL { .attr = { .name = NULL } } #ifdef CONFIG_DEBUG_LOCK_ALLOC @@ -92,6 +96,18 @@ struct attribute_group { #define __ATTR_IGNORE_LOCKDEP __ATTR #endif +#define __ATTRIBUTE_GROUPS(_name) \ +static const struct attribute_group *_name##_groups[] = { \ + &_name##_group, \ + NULL, \ +} + +#define ATTRIBUTE_GROUPS(_name) \ +static const struct attribute_group _name##_group = { \ + .attrs = _name##_attrs, \ +}; \ +__ATTRIBUTE_GROUPS(_name) + #define attr_name(_attr) (_attr).attr.name struct file; @@ -121,6 +137,36 @@ struct bin_attribute { */ #define sysfs_bin_attr_init(bin_attr) sysfs_attr_init(&(bin_attr)->attr) +/* macros to create static binary attributes easier */ +#define __BIN_ATTR(_name, _mode, _read, _write, _size) { \ + .attr = { .name = __stringify(_name), .mode = _mode }, \ + .read = _read, \ + .write = _write, \ + .size = _size, \ +} + +#define __BIN_ATTR_RO(_name, _size) { \ + .attr = { .name = __stringify(_name), .mode = S_IRUGO }, \ + .read = _name##_read, \ + .size = _size, \ +} + +#define __BIN_ATTR_RW(_name, _size) __BIN_ATTR(_name, \ + (S_IWUSR | S_IRUGO), _name##_read, \ + _name##_write) + +#define __BIN_ATTR_NULL __ATTR_NULL + +#define BIN_ATTR(_name, _mode, _read, _write, _size) \ +struct bin_attribute bin_attr_##_name = __BIN_ATTR(_name, _mode, _read, \ + _write, _size) + +#define BIN_ATTR_RO(_name, _size) \ +struct bin_attribute bin_attr_##_name = __BIN_ATTR_RO(_name, _size) + +#define BIN_ATTR_RW(_name, _size) \ +struct bin_attribute bin_attr_##_name = __BIN_ATTR_RW(_name, _size) + struct sysfs_ops { ssize_t (*show)(struct kobject *, struct attribute *,char *); ssize_t (*store)(struct kobject *,struct attribute *,const char *, size_t); diff --git a/include/linux/tick.h b/include/linux/tick.h index 9180f4b85e6d..62bd8b72873c 100644 --- a/include/linux/tick.h +++ b/include/linux/tick.h @@ -174,10 +174,4 @@ static inline void tick_nohz_task_switch(struct task_struct *tsk) { } #endif -# ifdef CONFIG_CPU_IDLE_GOV_MENU -extern void menu_hrtimer_cancel(void); -# else -static inline void menu_hrtimer_cancel(void) {} -# endif /* CONFIG_CPU_IDLE_GOV_MENU */ - #endif diff --git a/include/linux/usb.h b/include/linux/usb.h index a232b7ece1f6..0eec2689b955 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -367,17 +367,6 @@ struct usb_bus { /* ----------------------------------------------------------------------- */ -/* This is arbitrary. - * From USB 2.0 spec Table 11-13, offset 7, a hub can - * have up to 255 ports. The most yet reported is 10. - * - * Current Wireless USB host hardware (Intel i1480 for example) allows - * up to 22 devices to connect. Upcoming hardware might raise that - * limit. Because the arrays need to add a bit for hub status data, we - * do 31, so plus one evens out to four bytes. - */ -#define USB_MAXCHILDREN (31) - struct usb_tt; enum usb_device_removable { diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h index b6b215f13b45..14105c26a836 100644 --- a/include/linux/user_namespace.h +++ b/include/linux/user_namespace.h @@ -23,6 +23,7 @@ struct user_namespace { struct uid_gid_map projid_map; atomic_t count; struct user_namespace *parent; + int level; kuid_t owner; kgid_t group; unsigned int proc_inum; diff --git a/include/linux/vmpressure.h b/include/linux/vmpressure.h index 76be077340ea..7dc17e2456de 100644 --- a/include/linux/vmpressure.h +++ b/include/linux/vmpressure.h @@ -12,7 +12,7 @@ struct vmpressure { unsigned long scanned; unsigned long reclaimed; /* The lock is used to keep the scanned/reclaimed above in sync. */ - struct mutex sr_lock; + struct spinlock sr_lock; /* The list of vmpressure_event structs. */ struct list_head events; @@ -30,6 +30,7 @@ extern void vmpressure(gfp_t gfp, struct mem_cgroup *memcg, extern void vmpressure_prio(gfp_t gfp, struct mem_cgroup *memcg, int prio); extern void vmpressure_init(struct vmpressure *vmpr); +extern void vmpressure_cleanup(struct vmpressure *vmpr); extern struct vmpressure *memcg_to_vmpressure(struct mem_cgroup *memcg); extern struct cgroup_subsys_state *vmpressure_to_css(struct vmpressure *vmpr); extern struct vmpressure *css_to_vmpressure(struct cgroup_subsys_state *css); diff --git a/include/linux/wait.h b/include/linux/wait.h index f487a4750b7f..a67fc1635592 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -811,6 +811,63 @@ do { \ __ret; \ }) +#define __wait_event_interruptible_lock_irq_timeout(wq, condition, \ + lock, ret) \ +do { \ + DEFINE_WAIT(__wait); \ + \ + for (;;) { \ + prepare_to_wait(&wq, &__wait, TASK_INTERRUPTIBLE); \ + if (condition) \ + break; \ + if (signal_pending(current)) { \ + ret = -ERESTARTSYS; \ + break; \ + } \ + spin_unlock_irq(&lock); \ + ret = schedule_timeout(ret); \ + spin_lock_irq(&lock); \ + if (!ret) \ + break; \ + } \ + finish_wait(&wq, &__wait); \ +} while (0) + +/** + * wait_event_interruptible_lock_irq_timeout - sleep until a condition gets true or a timeout elapses. + * The condition is checked under the lock. This is expected + * to be called with the lock taken. + * @wq: the waitqueue to wait on + * @condition: a C expression for the event to wait for + * @lock: a locked spinlock_t, which will be released before schedule() + * and reacquired afterwards. + * @timeout: timeout, in jiffies + * + * The process is put to sleep (TASK_INTERRUPTIBLE) until the + * @condition evaluates to true or signal is received. The @condition is + * checked each time the waitqueue @wq is woken up. + * + * wake_up() has to be called after changing any variable that could + * change the result of the wait condition. + * + * This is supposed to be called while holding the lock. The lock is + * dropped before going to sleep and is reacquired afterwards. + * + * The function returns 0 if the @timeout elapsed, -ERESTARTSYS if it + * was interrupted by a signal, and the remaining jiffies otherwise + * if the condition evaluated to true before the timeout elapsed. + */ +#define wait_event_interruptible_lock_irq_timeout(wq, condition, lock, \ + timeout) \ +({ \ + int __ret = timeout; \ + \ + if (!(condition)) \ + __wait_event_interruptible_lock_irq_timeout( \ + wq, condition, lock, __ret); \ + __ret; \ +}) + /* * These are the old interfaces to sleep waiting for an event. |