diff options
| -rw-r--r-- | Makefile | 2 | ||||
| -rw-r--r-- | arch/i386/mach-voyager/voyager_smp.c | 17 | ||||
| -rw-r--r-- | arch/ppc64/kernel/mf.c | 85 | ||||
| -rw-r--r-- | arch/ppc64/kernel/rtc.c | 39 | ||||
| -rw-r--r-- | arch/ppc64/kernel/time.c | 1 | ||||
| -rw-r--r-- | drivers/ide/ide-cd.c | 2 | ||||
| -rw-r--r-- | drivers/media/video/saa7134/saa6752hs.c | 10 | ||||
| -rw-r--r-- | drivers/scsi/aic7xxx/aic7xxx_osm.c | 7 | ||||
| -rw-r--r-- | drivers/usb/atm/speedtch.c | 2 | ||||
| -rw-r--r-- | include/asm-ppc64/iSeries/mf.h | 1 | ||||
| -rw-r--r-- | kernel/signal.c | 11 | ||||
| -rw-r--r-- | mm/rmap.c | 6 |
12 files changed, 103 insertions, 80 deletions
@@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 12 -EXTRAVERSION =-rc4 +EXTRAVERSION =-rc5 NAME=Woozy Numbat # *DOCUMENTATION* diff --git a/arch/i386/mach-voyager/voyager_smp.c b/arch/i386/mach-voyager/voyager_smp.c index 903d739..a6e0ddd 100644 --- a/arch/i386/mach-voyager/voyager_smp.c +++ b/arch/i386/mach-voyager/voyager_smp.c @@ -97,7 +97,6 @@ static void ack_vic_irq(unsigned int irq); static void vic_enable_cpi(void); static void do_boot_cpu(__u8 cpuid); static void do_quad_bootstrap(void); -static inline void wrapper_smp_local_timer_interrupt(struct pt_regs *); int hard_smp_processor_id(void); @@ -126,6 +125,14 @@ send_QIC_CPI(__u32 cpuset, __u8 cpi) } static inline void +wrapper_smp_local_timer_interrupt(struct pt_regs *regs) +{ + irq_enter(); + smp_local_timer_interrupt(regs); + irq_exit(); +} + +static inline void send_one_CPI(__u8 cpu, __u8 cpi) { if(voyager_quad_processors & (1<<cpu)) @@ -1249,14 +1256,6 @@ smp_vic_timer_interrupt(struct pt_regs *regs) smp_local_timer_interrupt(regs); } -static inline void -wrapper_smp_local_timer_interrupt(struct pt_regs *regs) -{ - irq_enter(); - smp_local_timer_interrupt(regs); - irq_exit(); -} - /* local (per CPU) timer interrupt. It does both profiling and * process statistics/rescheduling. * diff --git a/arch/ppc64/kernel/mf.c b/arch/ppc64/kernel/mf.c index 1bd52ec..5aca7e8 100644 --- a/arch/ppc64/kernel/mf.c +++ b/arch/ppc64/kernel/mf.c @@ -1,7 +1,7 @@ /* * mf.c * Copyright (C) 2001 Troy D. Armstrong IBM Corporation - * Copyright (C) 2004 Stephen Rothwell IBM Corporation + * Copyright (C) 2004-2005 Stephen Rothwell IBM Corporation * * This modules exists as an interface between a Linux secondary partition * running on an iSeries and the primary partition's Virtual Service @@ -36,10 +36,12 @@ #include <asm/time.h> #include <asm/uaccess.h> +#include <asm/paca.h> #include <asm/iSeries/vio.h> #include <asm/iSeries/mf.h> #include <asm/iSeries/HvLpConfig.h> #include <asm/iSeries/ItSpCommArea.h> +#include <asm/iSeries/ItLpQueue.h> /* * This is the structure layout for the Machine Facilites LPAR event @@ -696,36 +698,23 @@ static void get_rtc_time_complete(void *token, struct ce_msg_data *ce_msg) complete(&rtc->com); } -int mf_get_rtc(struct rtc_time *tm) +static int rtc_set_tm(int rc, u8 *ce_msg, struct rtc_time *tm) { - struct ce_msg_comp_data ce_complete; - struct rtc_time_data rtc_data; - int rc; - - memset(&ce_complete, 0, sizeof(ce_complete)); - memset(&rtc_data, 0, sizeof(rtc_data)); - init_completion(&rtc_data.com); - ce_complete.handler = &get_rtc_time_complete; - ce_complete.token = &rtc_data; - rc = signal_ce_msg_simple(0x40, &ce_complete); - if (rc) - return rc; - wait_for_completion(&rtc_data.com); tm->tm_wday = 0; tm->tm_yday = 0; tm->tm_isdst = 0; - if (rtc_data.rc) { + if (rc) { tm->tm_sec = 0; tm->tm_min = 0; tm->tm_hour = 0; tm->tm_mday = 15; tm->tm_mon = 5; tm->tm_year = 52; - return rtc_data.rc; + return rc; } - if ((rtc_data.ce_msg.ce_msg[2] == 0xa9) || - (rtc_data.ce_msg.ce_msg[2] == 0xaf)) { + if ((ce_msg[2] == 0xa9) || + (ce_msg[2] == 0xaf)) { /* TOD clock is not set */ tm->tm_sec = 1; tm->tm_min = 1; @@ -736,7 +725,6 @@ int mf_get_rtc(struct rtc_time *tm) mf_set_rtc(tm); } { - u8 *ce_msg = rtc_data.ce_msg.ce_msg; u8 year = ce_msg[5]; u8 sec = ce_msg[6]; u8 min = ce_msg[7]; @@ -765,6 +753,63 @@ int mf_get_rtc(struct rtc_time *tm) return 0; } +int mf_get_rtc(struct rtc_time *tm) +{ + struct ce_msg_comp_data ce_complete; + struct rtc_time_data rtc_data; + int rc; + + memset(&ce_complete, 0, sizeof(ce_complete)); + memset(&rtc_data, 0, sizeof(rtc_data)); + init_completion(&rtc_data.com); + ce_complete.handler = &get_rtc_time_complete; + ce_complete.token = &rtc_data; + rc = signal_ce_msg_simple(0x40, &ce_complete); + if (rc) + return rc; + wait_for_completion(&rtc_data.com); + return rtc_set_tm(rtc_data.rc, rtc_data.ce_msg.ce_msg, tm); +} + +struct boot_rtc_time_data { + int busy; + struct ce_msg_data ce_msg; + int rc; +}; + +static void get_boot_rtc_time_complete(void *token, struct ce_msg_data *ce_msg) +{ + struct boot_rtc_time_data *rtc = token; + + memcpy(&rtc->ce_msg, ce_msg, sizeof(rtc->ce_msg)); + rtc->rc = 0; + rtc->busy = 0; +} + +int mf_get_boot_rtc(struct rtc_time *tm) +{ + struct ce_msg_comp_data ce_complete; + struct boot_rtc_time_data rtc_data; + int rc; + + memset(&ce_complete, 0, sizeof(ce_complete)); + memset(&rtc_data, 0, sizeof(rtc_data)); + rtc_data.busy = 1; + ce_complete.handler = &get_boot_rtc_time_complete; + ce_complete.token = &rtc_data; + rc = signal_ce_msg_simple(0x40, &ce_complete); + if (rc) + return rc; + /* We need to poll here as we are not yet taking interrupts */ + while (rtc_data.busy) { + extern unsigned long lpevent_count; + struct ItLpQueue *lpq = get_paca()->lpqueue_ptr; + if (lpq && ItLpQueue_isLpIntPending(lpq)) + lpevent_count += ItLpQueue_process(lpq, NULL); + } + return rtc_set_tm(rtc_data.rc, rtc_data.ce_msg.ce_msg, tm); +} + int mf_set_rtc(struct rtc_time *tm) { char ce_time[12]; diff --git a/arch/ppc64/kernel/rtc.c b/arch/ppc64/kernel/rtc.c index 3e70b91..6798905 100644 --- a/arch/ppc64/kernel/rtc.c +++ b/arch/ppc64/kernel/rtc.c @@ -292,47 +292,10 @@ int iSeries_set_rtc_time(struct rtc_time *tm) void iSeries_get_boot_time(struct rtc_time *tm) { - unsigned long time; - static unsigned long lastsec = 1; - - u32 dataWord1 = *((u32 *)(&xSpCommArea.xBcdTimeAtIplStart)); - u32 dataWord2 = *(((u32 *)&(xSpCommArea.xBcdTimeAtIplStart)) + 1); - int year = 1970; - int year1 = ( dataWord1 >> 24 ) & 0x000000FF; - int year2 = ( dataWord1 >> 16 ) & 0x000000FF; - int sec = ( dataWord1 >> 8 ) & 0x000000FF; - int min = dataWord1 & 0x000000FF; - int hour = ( dataWord2 >> 24 ) & 0x000000FF; - int day = ( dataWord2 >> 8 ) & 0x000000FF; - int mon = dataWord2 & 0x000000FF; - if ( piranha_simulator ) return; - BCD_TO_BIN(sec); - BCD_TO_BIN(min); - BCD_TO_BIN(hour); - BCD_TO_BIN(day); - BCD_TO_BIN(mon); - BCD_TO_BIN(year1); - BCD_TO_BIN(year2); - year = year1 * 100 + year2; - - time = mktime(year, mon, day, hour, min, sec); - time += ( jiffies / HZ ); - - /* Now THIS is a nasty hack! - * It ensures that the first two calls get different answers. - * That way the loop in init_time (time.c) will not think - * the clock is stuck. - */ - if ( lastsec ) { - time -= lastsec; - --lastsec; - } - - to_tm(time, tm); - tm->tm_year -= 1900; + mf_get_boot_rtc(tm); tm->tm_mon -= 1; } #endif diff --git a/arch/ppc64/kernel/time.c b/arch/ppc64/kernel/time.c index 772a465..3d54745 100644 --- a/arch/ppc64/kernel/time.c +++ b/arch/ppc64/kernel/time.c @@ -515,6 +515,7 @@ void __init time_init(void) do_gtod.varp = &do_gtod.vars[0]; do_gtod.var_idx = 0; do_gtod.varp->tb_orig_stamp = tb_last_stamp; + get_paca()->next_jiffy_update_tb = tb_last_stamp + tb_ticks_per_jiffy; do_gtod.varp->stamp_xsec = xtime.tv_sec * XSEC_PER_SEC; do_gtod.tb_ticks_per_sec = tb_ticks_per_sec; do_gtod.varp->tb_to_xs = tb_to_xs; diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index 33a020f..4f7ce70 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -1933,7 +1933,7 @@ static ide_startstop_t cdrom_do_block_pc(ide_drive_t *drive, struct request *rq) /* * check if dma is safe */ - if ((rq->data_len & mask) || (addr & mask)) + if ((rq->data_len & 3) || (addr & mask)) info->dma = 0; } diff --git a/drivers/media/video/saa7134/saa6752hs.c b/drivers/media/video/saa7134/saa6752hs.c index fe6abe3..1db0226 100644 --- a/drivers/media/video/saa7134/saa6752hs.c +++ b/drivers/media/video/saa7134/saa6752hs.c @@ -43,15 +43,15 @@ enum saa6752hs_videoformat { static const struct v4l2_format v4l2_format_table[] = { [SAA6752HS_VF_D1] = { - .fmt.pix.width = 720, .fmt.pix.height = 576 }, + .fmt = { .pix = { .width = 720, .height = 576 }, }, }, [SAA6752HS_VF_2_3_D1] = { - .fmt.pix.width = 480, .fmt.pix.height = 576 }, + .fmt = { .pix = { .width = 480, .height = 576 }, }, }, [SAA6752HS_VF_1_2_D1] = { - .fmt.pix.width = 352, .fmt.pix.height = 576 }, + .fmt = { .pix = { .width = 352, .height = 576 }, }, }, [SAA6752HS_VF_SIF] = { - .fmt.pix.width = 352, .fmt.pix.height = 288 }, + .fmt = { .pix = { .width = 352, .height = 288 }, }, }, [SAA6752HS_VF_UNKNOWN] = { - .fmt.pix.width = 0, .fmt.pix.height = 0}, + .fmt = { .pix = { .width = 0, .height = 0 }, }, }, }; struct saa6752hs_state { diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c index f90efa2..c13e563 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c @@ -659,8 +659,11 @@ ahc_linux_slave_alloc(struct scsi_device *device) ahc_lock(ahc, &flags); targ = ahc->platform_data->targets[target_offset]; if (targ == NULL) { - targ = ahc_linux_alloc_target(ahc, starget->channel, starget->id); - struct seeprom_config *sc = ahc->seep_config; + struct seeprom_config *sc; + + targ = ahc_linux_alloc_target(ahc, starget->channel, + starget->id); + sc = ahc->seep_config; if (targ == NULL) goto out; diff --git a/drivers/usb/atm/speedtch.c b/drivers/usb/atm/speedtch.c index 233f922..2a1697b 100644 --- a/drivers/usb/atm/speedtch.c +++ b/drivers/usb/atm/speedtch.c @@ -386,6 +386,8 @@ static void speedtch_poll_status(struct speedtch_instance_data *instance) if (instance->u.atm_dev->signal != ATM_PHY_SIG_LOST) { instance->u.atm_dev->signal = ATM_PHY_SIG_LOST; printk(KERN_NOTICE "ADSL line is down\n"); + /* It'll never resync again unless we ask it to... */ + speedtch_start_synchro(instance); } break; diff --git a/include/asm-ppc64/iSeries/mf.h b/include/asm-ppc64/iSeries/mf.h index 2e59a8e..db333e1 100644 --- a/include/asm-ppc64/iSeries/mf.h +++ b/include/asm-ppc64/iSeries/mf.h @@ -52,6 +52,7 @@ extern void mf_clear_src(void); extern void mf_init(void); extern int mf_get_rtc(struct rtc_time *tm); +extern int mf_get_boot_rtc(struct rtc_time *tm); extern int mf_set_rtc(struct rtc_time *tm); #endif /* _ASM_PPC64_ISERIES_MF_H */ diff --git a/kernel/signal.c b/kernel/signal.c index 8f3debc..b3c24c7 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -522,7 +522,16 @@ static int __dequeue_signal(struct sigpending *pending, sigset_t *mask, { int sig = 0; - sig = next_signal(pending, mask); + /* SIGKILL must have priority, otherwise it is quite easy + * to create an unkillable process, sending sig < SIGKILL + * to self */ + if (unlikely(sigismember(&pending->signal, SIGKILL))) { + if (!sigismember(mask, SIGKILL)) + sig = SIGKILL; + } + + if (likely(!sig)) + sig = next_signal(pending, mask); if (sig) { if (current->notifier) { if (sigismember(current->notifier_mask, sig)) { @@ -626,7 +626,7 @@ static void try_to_unmap_cluster(unsigned long cursor, pgd_t *pgd; pud_t *pud; pmd_t *pmd; - pte_t *pte; + pte_t *pte, *original_pte; pte_t pteval; struct page *page; unsigned long address; @@ -658,7 +658,7 @@ static void try_to_unmap_cluster(unsigned long cursor, if (!pmd_present(*pmd)) goto out_unlock; - for (pte = pte_offset_map(pmd, address); + for (original_pte = pte = pte_offset_map(pmd, address); address < end; pte++, address += PAGE_SIZE) { if (!pte_present(*pte)) @@ -694,7 +694,7 @@ static void try_to_unmap_cluster(unsigned long cursor, (*mapcount)--; } - pte_unmap(pte); + pte_unmap(original_pte); out_unlock: spin_unlock(&mm->page_table_lock); } |