diff options
| -rw-r--r-- | Makefile | 2 | ||||
| -rw-r--r-- | arch/powerpc/mm/hash_native_64.c | 4 | ||||
| -rw-r--r-- | drivers/cdrom/cdrom.c | 6 | ||||
| -rw-r--r-- | drivers/net/sky2.c | 7 | ||||
| -rw-r--r-- | fs/bio.c | 5 | ||||
| -rw-r--r-- | include/asm-powerpc/cputable.h | 2 | ||||
| -rw-r--r-- | kernel/exit.c | 8 | ||||
| -rw-r--r-- | kernel/posix-cpu-timers.c | 48 |
8 files changed, 39 insertions, 43 deletions
@@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 17 -EXTRAVERSION =-rc6 +EXTRAVERSION = NAME=Crazed Snow-Weasel # *DOCUMENTATION* diff --git a/arch/powerpc/mm/hash_native_64.c b/arch/powerpc/mm/hash_native_64.c index 33654d1b1b43..994856e55b7c 100644 --- a/arch/powerpc/mm/hash_native_64.c +++ b/arch/powerpc/mm/hash_native_64.c @@ -52,7 +52,7 @@ static inline void __tlbie(unsigned long va, unsigned int psize) default: penc = mmu_psize_defs[psize].penc; va &= ~((1ul << mmu_psize_defs[psize].shift) - 1); - va |= (0x7f >> (8 - penc)) << 12; + va |= penc << 12; asm volatile("tlbie %0,1" : : "r" (va) : "memory"); break; } @@ -74,7 +74,7 @@ static inline void __tlbiel(unsigned long va, unsigned int psize) default: penc = mmu_psize_defs[psize].penc; va &= ~((1ul << mmu_psize_defs[psize].shift) - 1); - va |= (0x7f >> (8 - penc)) << 12; + va |= penc << 12; asm volatile(".long 0x7c000224 | (%0 << 11) | (1 << 21)" : : "r"(va) : "memory"); break; diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c index a59876a0bfa1..3170eaa25087 100644 --- a/drivers/cdrom/cdrom.c +++ b/drivers/cdrom/cdrom.c @@ -1009,9 +1009,9 @@ int cdrom_open(struct cdrom_device_info *cdi, struct inode *ip, struct file *fp) if (fp->f_mode & FMODE_WRITE) { ret = -EROFS; if (cdrom_open_write(cdi)) - goto err; + goto err_release; if (!CDROM_CAN(CDC_RAM)) - goto err; + goto err_release; ret = 0; cdi->media_written = 0; } @@ -1026,6 +1026,8 @@ int cdrom_open(struct cdrom_device_info *cdi, struct inode *ip, struct file *fp) not be mounting, but opening with O_NONBLOCK */ check_disk_change(ip->i_bdev); return 0; +err_release: + cdi->ops->release(cdi); err: cdi->use_count--; return ret; diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 97fe95666f3b..fba1e4d4d83d 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -2255,8 +2255,10 @@ static irqreturn_t sky2_intr(int irq, void *dev_id, struct pt_regs *regs) static void sky2_netpoll(struct net_device *dev) { struct sky2_port *sky2 = netdev_priv(dev); + struct net_device *dev0 = sky2->hw->dev[0]; - sky2_intr(sky2->hw->pdev->irq, sky2->hw, NULL); + if (netif_running(dev) && __netif_rx_schedule_prep(dev0)) + __netif_rx_schedule(dev0); } #endif @@ -3446,6 +3448,7 @@ static int sky2_suspend(struct pci_dev *pdev, pm_message_t state) sky2_down(dev); netif_device_detach(dev); + netif_poll_disable(dev); } } @@ -3474,6 +3477,8 @@ static int sky2_resume(struct pci_dev *pdev) struct net_device *dev = hw->dev[i]; if (dev && netif_running(dev)) { netif_device_attach(dev); + netif_poll_enable(dev); + err = sky2_up(dev); if (err) { printk(KERN_ERR PFX "%s: could not up: %d\n", @@ -654,9 +654,10 @@ static struct bio *__bio_map_user_iov(request_queue_t *q, write_to_vm, 0, &pages[cur_page], NULL); up_read(¤t->mm->mmap_sem); - if (ret < local_nr_pages) + if (ret < local_nr_pages) { + ret = -EFAULT; goto out_unmap; - + } offset = uaddr & ~PAGE_MASK; for (j = cur_page; j < page_limit; j++) { diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h index 9fcf0162d859..f6265c2a0dd2 100644 --- a/include/asm-powerpc/cputable.h +++ b/include/asm-powerpc/cputable.h @@ -329,7 +329,7 @@ extern void do_cpu_ftr_fixups(unsigned long offset); #define CPU_FTRS_CELL (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \ CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \ CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \ - CPU_FTR_CTRL | CPU_FTR_PAUSE_ZERO) + CPU_FTR_CTRL | CPU_FTR_PAUSE_ZERO | CPU_FTR_CI_LARGE_PAGE) #define CPU_FTRS_COMPATIBLE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \ CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2) #endif diff --git a/kernel/exit.c b/kernel/exit.c index e95b93282210..e06d0c10a24e 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -881,14 +881,6 @@ fastcall NORET_TYPE void do_exit(long code) tsk->flags |= PF_EXITING; - /* - * Make sure we don't try to process any timer firings - * while we are already exiting. - */ - tsk->it_virt_expires = cputime_zero; - tsk->it_prof_expires = cputime_zero; - tsk->it_sched_expires = 0; - if (unlikely(in_atomic())) printk(KERN_INFO "note: %s[%d] exited with preempt_count %d\n", current->comm, current->pid, diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c index 520f6c59948d..d38d9ec3276c 100644 --- a/kernel/posix-cpu-timers.c +++ b/kernel/posix-cpu-timers.c @@ -555,9 +555,6 @@ static void arm_timer(struct k_itimer *timer, union cpu_time_count now) struct cpu_timer_list *next; unsigned long i; - if (CPUCLOCK_PERTHREAD(timer->it_clock) && (p->flags & PF_EXITING)) - return; - head = (CPUCLOCK_PERTHREAD(timer->it_clock) ? p->cpu_timers : p->signal->cpu_timers); head += CPUCLOCK_WHICH(timer->it_clock); @@ -1173,6 +1170,9 @@ static void check_process_timers(struct task_struct *tsk, } t = tsk; do { + if (unlikely(t->flags & PF_EXITING)) + continue; + ticks = cputime_add(cputime_add(t->utime, t->stime), prof_left); if (!cputime_eq(prof_expires, cputime_zero) && @@ -1193,11 +1193,7 @@ static void check_process_timers(struct task_struct *tsk, t->it_sched_expires > sched)) { t->it_sched_expires = sched; } - - do { - t = next_thread(t); - } while (unlikely(t->flags & PF_EXITING)); - } while (t != tsk); + } while ((t = next_thread(t)) != tsk); } } @@ -1289,30 +1285,30 @@ void run_posix_cpu_timers(struct task_struct *tsk) #undef UNEXPIRED - BUG_ON(tsk->exit_state); - /* * Double-check with locks held. */ read_lock(&tasklist_lock); - spin_lock(&tsk->sighand->siglock); + if (likely(tsk->signal != NULL)) { + spin_lock(&tsk->sighand->siglock); - /* - * Here we take off tsk->cpu_timers[N] and tsk->signal->cpu_timers[N] - * all the timers that are firing, and put them on the firing list. - */ - check_thread_timers(tsk, &firing); - check_process_timers(tsk, &firing); + /* + * Here we take off tsk->cpu_timers[N] and tsk->signal->cpu_timers[N] + * all the timers that are firing, and put them on the firing list. + */ + check_thread_timers(tsk, &firing); + check_process_timers(tsk, &firing); - /* - * We must release these locks before taking any timer's lock. - * There is a potential race with timer deletion here, as the - * siglock now protects our private firing list. We have set - * the firing flag in each timer, so that a deletion attempt - * that gets the timer lock before we do will give it up and - * spin until we've taken care of that timer below. - */ - spin_unlock(&tsk->sighand->siglock); + /* + * We must release these locks before taking any timer's lock. + * There is a potential race with timer deletion here, as the + * siglock now protects our private firing list. We have set + * the firing flag in each timer, so that a deletion attempt + * that gets the timer lock before we do will give it up and + * spin until we've taken care of that timer below. + */ + spin_unlock(&tsk->sighand->siglock); + } read_unlock(&tasklist_lock); /* |