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authorThomas Gleixner <tglx@linutronix.de>2011-05-14 12:06:36 +0200
committerThomas Gleixner <tglx@linutronix.de>2011-05-14 12:06:36 +0200
commita18f22a968de17b29f2310cdb7ba69163e65ec15 (patch)
treea7d56d88fad5e444d7661484109758a2f436129e /kernel/power/hibernate.c
parenta1c57e0fec53defe745e64417eacdbd3618c3e66 (diff)
parent798778b8653f64b7b2162ac70eca10367cff6ce8 (diff)
Merge branch 'consolidate-clksrc-i8253' of master.kernel.org:~rmk/linux-2.6-arm into timers/clocksource
Conflicts: arch/ia64/kernel/cyclone.c arch/mips/kernel/i8253.c arch/x86/kernel/i8253.c Reason: Resolve conflicts so further cleanups do not conflict further Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/power/hibernate.c')
-rw-r--r--kernel/power/hibernate.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index 1832bd26421..50aae660174 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -23,6 +23,7 @@
#include <linux/cpu.h>
#include <linux/freezer.h>
#include <linux/gfp.h>
+#include <linux/syscore_ops.h>
#include <scsi/scsi_scan.h>
#include <asm/suspend.h>
@@ -272,6 +273,11 @@ static int create_image(int platform_mode)
local_irq_disable();
error = sysdev_suspend(PMSG_FREEZE);
+ if (!error) {
+ error = syscore_suspend();
+ if (error)
+ sysdev_resume();
+ }
if (error) {
printk(KERN_ERR "PM: Some system devices failed to power down, "
"aborting hibernation\n");
@@ -295,6 +301,7 @@ static int create_image(int platform_mode)
}
Power_up:
+ syscore_resume();
sysdev_resume();
/* NOTE: dpm_resume_noirq() is just a resume() for devices
* that suspended with irqs off ... no overall powerup.
@@ -403,6 +410,11 @@ static int resume_target_kernel(bool platform_mode)
local_irq_disable();
error = sysdev_suspend(PMSG_QUIESCE);
+ if (!error) {
+ error = syscore_suspend();
+ if (error)
+ sysdev_resume();
+ }
if (error)
goto Enable_irqs;
@@ -429,6 +441,7 @@ static int resume_target_kernel(bool platform_mode)
restore_processor_state();
touch_softlockup_watchdog();
+ syscore_resume();
sysdev_resume();
Enable_irqs:
@@ -516,6 +529,7 @@ int hibernation_platform_enter(void)
local_irq_disable();
sysdev_suspend(PMSG_HIBERNATE);
+ syscore_suspend();
if (pm_wakeup_pending()) {
error = -EAGAIN;
goto Power_up;
@@ -526,6 +540,7 @@ int hibernation_platform_enter(void)
while (1);
Power_up:
+ syscore_resume();
sysdev_resume();
local_irq_enable();
enable_nonboot_cpus();