diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/kexec.c | 8 | ||||
| -rw-r--r-- | kernel/power/hibernate.c | 24 | ||||
| -rw-r--r-- | kernel/power/main.c | 8 | ||||
| -rw-r--r-- | kernel/power/suspend.c | 4 |
4 files changed, 24 insertions, 20 deletions
diff --git a/kernel/kexec.c b/kernel/kexec.c index 7b0886786701..a6a675cb9818 100644 --- a/kernel/kexec.c +++ b/kernel/kexec.c @@ -1546,13 +1546,13 @@ int kernel_kexec(void) if (error) goto Resume_console; /* At this point, dpm_suspend_start() has been called, - * but *not* dpm_suspend_noirq(). We *must* call - * dpm_suspend_noirq() now. Otherwise, drivers for + * but *not* dpm_suspend_end(). We *must* call + * dpm_suspend_end() now. Otherwise, drivers for * some devices (e.g. interrupt controllers) become * desynchronized with the actual state of the * hardware at resume time, and evil weirdness ensues. */ - error = dpm_suspend_noirq(PMSG_FREEZE); + error = dpm_suspend_end(PMSG_FREEZE); if (error) goto Resume_devices; error = disable_nonboot_cpus(); @@ -1579,7 +1579,7 @@ int kernel_kexec(void) local_irq_enable(); Enable_cpus: enable_nonboot_cpus(); - dpm_resume_noirq(PMSG_RESTORE); + dpm_resume_start(PMSG_RESTORE); Resume_devices: dpm_resume_end(PMSG_RESTORE); Resume_console: diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c index 6d6d28870335..a5d4cf0aa03e 100644 --- a/kernel/power/hibernate.c +++ b/kernel/power/hibernate.c @@ -245,8 +245,8 @@ void swsusp_show_speed(struct timeval *start, struct timeval *stop, * create_image - Create a hibernation image. * @platform_mode: Whether or not to use the platform driver. * - * Execute device drivers' .freeze_noirq() callbacks, create a hibernation image - * and execute the drivers' .thaw_noirq() callbacks. + * Execute device drivers' "late" and "noirq" freeze callbacks, create a + * hibernation image and run the drivers' "noirq" and "early" thaw callbacks. * * Control reappears in this routine after the subsequent restore. */ @@ -254,7 +254,7 @@ static int create_image(int platform_mode) { int error; - error = dpm_suspend_noirq(PMSG_FREEZE); + error = dpm_suspend_end(PMSG_FREEZE); if (error) { printk(KERN_ERR "PM: Some devices failed to power down, " "aborting hibernation\n"); @@ -306,7 +306,7 @@ static int create_image(int platform_mode) Platform_finish: platform_finish(platform_mode); - dpm_resume_noirq(in_suspend ? + dpm_resume_start(in_suspend ? (error ? PMSG_RECOVER : PMSG_THAW) : PMSG_RESTORE); return error; @@ -394,16 +394,16 @@ int hibernation_snapshot(int platform_mode) * resume_target_kernel - Restore system state from a hibernation image. * @platform_mode: Whether or not to use the platform driver. * - * Execute device drivers' .freeze_noirq() callbacks, restore the contents of - * highmem that have not been restored yet from the image and run the low-level - * code that will restore the remaining contents of memory and switch to the - * just restored target kernel. + * Execute device drivers' "noirq" and "late" freeze callbacks, restore the + * contents of highmem that have not been restored yet from the image and run + * the low-level code that will restore the remaining contents of memory and + * switch to the just restored target kernel. */ static int resume_target_kernel(bool platform_mode) { int error; - error = dpm_suspend_noirq(PMSG_QUIESCE); + error = dpm_suspend_end(PMSG_QUIESCE); if (error) { printk(KERN_ERR "PM: Some devices failed to power down, " "aborting resume\n"); @@ -460,7 +460,7 @@ static int resume_target_kernel(bool platform_mode) Cleanup: platform_restore_cleanup(platform_mode); - dpm_resume_noirq(PMSG_RECOVER); + dpm_resume_start(PMSG_RECOVER); return error; } @@ -518,7 +518,7 @@ int hibernation_platform_enter(void) goto Resume_devices; } - error = dpm_suspend_noirq(PMSG_HIBERNATE); + error = dpm_suspend_end(PMSG_HIBERNATE); if (error) goto Resume_devices; @@ -549,7 +549,7 @@ int hibernation_platform_enter(void) Platform_finish: hibernation_ops->finish(); - dpm_resume_noirq(PMSG_RESTORE); + dpm_resume_start(PMSG_RESTORE); Resume_devices: entering_platform_hibernation = false; diff --git a/kernel/power/main.c b/kernel/power/main.c index 9824b41e5a18..8c5014a4e052 100644 --- a/kernel/power/main.c +++ b/kernel/power/main.c @@ -165,16 +165,20 @@ static int suspend_stats_show(struct seq_file *s, void *unused) last_errno %= REC_FAILED_NUM; last_step = suspend_stats.last_failed_step + REC_FAILED_NUM - 1; last_step %= REC_FAILED_NUM; - seq_printf(s, "%s: %d\n%s: %d\n%s: %d\n%s: %d\n" - "%s: %d\n%s: %d\n%s: %d\n%s: %d\n", + seq_printf(s, "%s: %d\n%s: %d\n%s: %d\n%s: %d\n%s: %d\n" + "%s: %d\n%s: %d\n%s: %d\n%s: %d\n%s: %d\n", "success", suspend_stats.success, "fail", suspend_stats.fail, "failed_freeze", suspend_stats.failed_freeze, "failed_prepare", suspend_stats.failed_prepare, "failed_suspend", suspend_stats.failed_suspend, + "failed_suspend_late", + suspend_stats.failed_suspend_late, "failed_suspend_noirq", suspend_stats.failed_suspend_noirq, "failed_resume", suspend_stats.failed_resume, + "failed_resume_early", + suspend_stats.failed_resume_early, "failed_resume_noirq", suspend_stats.failed_resume_noirq); seq_printf(s, "failures:\n last_failed_dev:\t%-s\n", diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c index 4fd51beed879..560a639614a1 100644 --- a/kernel/power/suspend.c +++ b/kernel/power/suspend.c @@ -147,7 +147,7 @@ static int suspend_enter(suspend_state_t state, bool *wakeup) goto Platform_finish; } - error = dpm_suspend_noirq(PMSG_SUSPEND); + error = dpm_suspend_end(PMSG_SUSPEND); if (error) { printk(KERN_ERR "PM: Some devices failed to power down\n"); goto Platform_finish; @@ -189,7 +189,7 @@ static int suspend_enter(suspend_state_t state, bool *wakeup) if (suspend_ops->wake) suspend_ops->wake(); - dpm_resume_noirq(PMSG_RESUME); + dpm_resume_start(PMSG_RESUME); Platform_finish: if (suspend_ops->finish) |