diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/char/sysrq.c | 1 | ||||
-rw-r--r-- | drivers/s390/block/dasd_diag.c | 2 | ||||
-rw-r--r-- | drivers/s390/char/ctrlchar.c | 2 | ||||
-rw-r--r-- | drivers/s390/char/keyboard.c | 2 | ||||
-rw-r--r-- | drivers/s390/char/monwriter.c | 10 | ||||
-rw-r--r-- | drivers/s390/char/sclp.c | 4 | ||||
-rw-r--r-- | drivers/s390/cio/chsc.c | 25 | ||||
-rw-r--r-- | drivers/s390/cio/cio.c | 6 | ||||
-rw-r--r-- | drivers/s390/crypto/ap_bus.c | 2 | ||||
-rw-r--r-- | drivers/s390/net/iucv.c | 4 |
10 files changed, 35 insertions, 23 deletions
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c index 4c0e08685705..5f49280779fb 100644 --- a/drivers/char/sysrq.c +++ b/drivers/char/sysrq.c @@ -38,6 +38,7 @@ #include <linux/irq.h> #include <asm/ptrace.h> +#include <asm/irq_regs.h> /* Whether we react on sysrq keys or just ignore them */ int sysrq_enabled = 1; diff --git a/drivers/s390/block/dasd_diag.c b/drivers/s390/block/dasd_diag.c index 222a8a71a5e8..53db58a68617 100644 --- a/drivers/s390/block/dasd_diag.c +++ b/drivers/s390/block/dasd_diag.c @@ -218,7 +218,7 @@ dasd_diag_term_IO(struct dasd_ccw_req * cqr) /* Handle external interruption. */ static void -dasd_ext_handler(struct pt_regs *regs, __u16 code) +dasd_ext_handler(__u16 code) { struct dasd_ccw_req *cqr, *next; struct dasd_device *device; diff --git a/drivers/s390/char/ctrlchar.c b/drivers/s390/char/ctrlchar.c index d83eb6358bac..49e9628d9297 100644 --- a/drivers/s390/char/ctrlchar.c +++ b/drivers/s390/char/ctrlchar.c @@ -20,7 +20,7 @@ static int ctrlchar_sysrq_key; static void ctrlchar_handle_sysrq(void *tty) { - handle_sysrq(ctrlchar_sysrq_key, NULL, (struct tty_struct *) tty); + handle_sysrq(ctrlchar_sysrq_key, (struct tty_struct *) tty); } static DECLARE_WORK(ctrlchar_work, ctrlchar_handle_sysrq, NULL); diff --git a/drivers/s390/char/keyboard.c b/drivers/s390/char/keyboard.c index 3be06569180d..e3491a5f5219 100644 --- a/drivers/s390/char/keyboard.c +++ b/drivers/s390/char/keyboard.c @@ -304,7 +304,7 @@ kbd_keycode(struct kbd_data *kbd, unsigned int keycode) if (kbd->sysrq) { if (kbd->sysrq == K(KT_LATIN, '-')) { kbd->sysrq = 0; - handle_sysrq(value, NULL, kbd->tty); + handle_sysrq(value, kbd->tty); return; } if (value == '-') { diff --git a/drivers/s390/char/monwriter.c b/drivers/s390/char/monwriter.c index 1e3939aeb8ab..4362ff260244 100644 --- a/drivers/s390/char/monwriter.c +++ b/drivers/s390/char/monwriter.c @@ -26,6 +26,7 @@ #define MONWRITE_MAX_DATALEN 4024 static int mon_max_bufs = 255; +static int mon_buf_count; struct mon_buf { struct list_head list; @@ -40,7 +41,6 @@ struct mon_private { size_t hdr_to_read; size_t data_to_read; struct mon_buf *current_buf; - int mon_buf_count; }; /* @@ -99,13 +99,13 @@ static int monwrite_new_hdr(struct mon_private *monpriv) rc = monwrite_diag(monhdr, monbuf->data, APPLDATA_STOP_REC); list_del(&monbuf->list); - monpriv->mon_buf_count--; + mon_buf_count--; kfree(monbuf->data); kfree(monbuf); monbuf = NULL; } } else { - if (monpriv->mon_buf_count >= mon_max_bufs) + if (mon_buf_count >= mon_max_bufs) return -ENOSPC; monbuf = kzalloc(sizeof(struct mon_buf), GFP_KERNEL); if (!monbuf) @@ -118,7 +118,7 @@ static int monwrite_new_hdr(struct mon_private *monpriv) } monbuf->hdr = *monhdr; list_add_tail(&monbuf->list, &monpriv->list); - monpriv->mon_buf_count++; + mon_buf_count++; } monpriv->current_buf = monbuf; return 0; @@ -186,7 +186,7 @@ static int monwrite_close(struct inode *inode, struct file *filp) if (entry->hdr.mon_function != MONWRITE_GEN_EVENT) monwrite_diag(&entry->hdr, entry->data, APPLDATA_STOP_REC); - monpriv->mon_buf_count--; + mon_buf_count--; list_del(&entry->list); kfree(entry->data); kfree(entry); diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c index 31e335751d6d..8a056df09d6b 100644 --- a/drivers/s390/char/sclp.c +++ b/drivers/s390/char/sclp.c @@ -324,7 +324,7 @@ __sclp_find_req(u32 sccb) * Prepare read event data request if necessary. Start processing of next * request on queue. */ static void -sclp_interrupt_handler(struct pt_regs *regs, __u16 code) +sclp_interrupt_handler(__u16 code) { struct sclp_req *req; u32 finished_sccb; @@ -743,7 +743,7 @@ EXPORT_SYMBOL(sclp_reactivate); /* Handler for external interruption used during initialization. Modify * request state to done. */ static void -sclp_check_handler(struct pt_regs *regs, __u16 code) +sclp_check_handler(__u16 code) { u32 finished_sccb; diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c index 3bb4e472d73d..07c7f19339d2 100644 --- a/drivers/s390/cio/chsc.c +++ b/drivers/s390/cio/chsc.c @@ -200,11 +200,13 @@ css_get_ssd_info(struct subchannel *sch) spin_unlock_irq(&sch->lock); free_page((unsigned long)page); if (!ret) { - int j, chpid; + int j, chpid, mask; /* Allocate channel path structures, if needed. */ for (j = 0; j < 8; j++) { + mask = 0x80 >> j; chpid = sch->ssd_info.chpid[j]; - if (chpid && (get_chp_status(chpid) < 0)) + if ((sch->schib.pmcw.pim & mask) && + (get_chp_status(chpid) < 0)) new_channel_path(chpid); } } @@ -222,13 +224,15 @@ s390_subchannel_remove_chpid(struct device *dev, void *data) sch = to_subchannel(dev); chpid = data; - for (j = 0; j < 8; j++) - if (sch->schib.pmcw.chpid[j] == chpid->id) + for (j = 0; j < 8; j++) { + mask = 0x80 >> j; + if ((sch->schib.pmcw.pim & mask) && + (sch->schib.pmcw.chpid[j] == chpid->id)) break; + } if (j >= 8) return 0; - mask = 0x80 >> j; spin_lock_irq(&sch->lock); stsch(sch->schid, &schib); @@ -620,7 +624,7 @@ __chp_add_new_sch(struct subchannel_id schid) static int __chp_add(struct subchannel_id schid, void *data) { - int i; + int i, mask; struct channel_path *chp; struct subchannel *sch; @@ -630,8 +634,10 @@ __chp_add(struct subchannel_id schid, void *data) /* Check if the subchannel is now available. */ return __chp_add_new_sch(schid); spin_lock_irq(&sch->lock); - for (i=0; i<8; i++) - if (sch->schib.pmcw.chpid[i] == chp->id) { + for (i=0; i<8; i++) { + mask = 0x80 >> i; + if ((sch->schib.pmcw.pim & mask) && + (sch->schib.pmcw.chpid[i] == chp->id)) { if (stsch(sch->schid, &sch->schib) != 0) { /* Endgame. */ spin_unlock_irq(&sch->lock); @@ -639,6 +645,7 @@ __chp_add(struct subchannel_id schid, void *data) } break; } + } if (i==8) { spin_unlock_irq(&sch->lock); return 0; @@ -646,7 +653,7 @@ __chp_add(struct subchannel_id schid, void *data) sch->lpm = ((sch->schib.pmcw.pim & sch->schib.pmcw.pam & sch->schib.pmcw.pom) - | 0x80 >> i) & sch->opm; + | mask) & sch->opm; if (sch->driver && sch->driver->verify) sch->driver->verify(&sch->dev); diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c index 2e2882daefbb..f18b1623cad7 100644 --- a/drivers/s390/cio/cio.c +++ b/drivers/s390/cio/cio.c @@ -19,6 +19,7 @@ #include <asm/cio.h> #include <asm/delay.h> #include <asm/irq.h> +#include <asm/irq_regs.h> #include <asm/setup.h> #include "airq.h" #include "cio.h" @@ -606,15 +607,17 @@ do_IRQ (struct pt_regs *regs) struct tpi_info *tpi_info; struct subchannel *sch; struct irb *irb; + struct pt_regs *old_regs; irq_enter (); + old_regs = set_irq_regs(regs); asm volatile ("mc 0,0"); if (S390_lowcore.int_clock >= S390_lowcore.jiffy_timer) /** * Make sure that the i/o interrupt did not "overtake" * the last HZ timer interrupt. */ - account_ticks(regs); + account_ticks(); /* * Get interrupt information from lowcore */ @@ -652,6 +655,7 @@ do_IRQ (struct pt_regs *regs) * out of the sie which costs more cycles than it saves. */ } while (!MACHINE_IS_VM && tpi (NULL) != 0); + set_irq_regs(old_regs); irq_exit (); } diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c index cd30f37fceae..c5ccd20b110c 100644 --- a/drivers/s390/crypto/ap_bus.c +++ b/drivers/s390/crypto/ap_bus.c @@ -1062,7 +1062,7 @@ static int ap_poll_thread(void *data) unsigned long flags; int requests; - set_user_nice(current, -20); + set_user_nice(current, 19); while (1) { if (need_resched()) { schedule(); diff --git a/drivers/s390/net/iucv.c b/drivers/s390/net/iucv.c index 809dd8d7f47a..1476ce2b437c 100644 --- a/drivers/s390/net/iucv.c +++ b/drivers/s390/net/iucv.c @@ -116,7 +116,7 @@ static DEFINE_SPINLOCK(iucv_irq_queue_lock); *Internal function prototypes */ static void iucv_tasklet_handler(unsigned long); -static void iucv_irq_handler(struct pt_regs *, __u16); +static void iucv_irq_handler(__u16); static DECLARE_TASKLET(iucv_tasklet,iucv_tasklet_handler,0); @@ -2251,7 +2251,7 @@ iucv_sever(__u16 pathid, __u8 user_data[16]) * Places the interrupt buffer on a queue and schedules iucv_tasklet_handler(). */ static void -iucv_irq_handler(struct pt_regs *regs, __u16 code) +iucv_irq_handler(__u16 code) { iucv_irqdata *irqdata; |