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authorLinus Torvalds <torvalds@linux-foundation.org>2011-11-21 02:33:02 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-11-21 02:33:02 +0400
commit2d360fcbd851b7f9f8c23b1c30b2f3c060fa43e6 (patch)
tree8228db95030b82921c90b95f353441946af3a677 /kernel
parenta767835f6dc85277e40fbfe69a29c18817d6c00b (diff)
parent501a708f18ef911328ffd39f39738b8a7862aa8e (diff)
downloadlinux-2d360fcbd851b7f9f8c23b1c30b2f3c060fa43e6.tar.xz
Merge branch 'pm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
* 'pm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: PM / Suspend: Fix bug in suspend statistics update PM / Hibernate: Fix the early termination of test modes PM / shmobile: Fix build of sh7372_pm_init() for CONFIG_PM unset PM Sleep: Do not extend wakeup paths to devices with ignore_children set PM / driver core: disable device's runtime PM during shutdown PM / devfreq: correct Kconfig dependency PM / devfreq: fix use after free in devfreq_remove_device PM / shmobile: Avoid restoring the INTCS state during initialization PM / devfreq: Remove compiler error after irq.h update PM / QoS: Properly use the WARN() macro in dev_pm_qos_add_request() PM / Clocks: Only disable enabled clocks in pm_clk_suspend() ARM: mach-shmobile: sh7372 A3SP no_suspend_console fix PM / shmobile: Don't skip debugging output in pd_power_up()
Diffstat (limited to 'kernel')
-rw-r--r--kernel/power/hibernate.c23
-rw-r--r--kernel/power/main.c3
2 files changed, 19 insertions, 7 deletions
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index b4511b6d3ef9..196c01268ebd 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -55,6 +55,8 @@ enum {
static int hibernation_mode = HIBERNATION_SHUTDOWN;
+static bool freezer_test_done;
+
static const struct platform_hibernation_ops *hibernation_ops;
/**
@@ -347,6 +349,17 @@ int hibernation_snapshot(int platform_mode)
if (error)
goto Close;
+ if (hibernation_test(TEST_FREEZER) ||
+ hibernation_testmode(HIBERNATION_TESTPROC)) {
+
+ /*
+ * Indicate to the caller that we are returning due to a
+ * successful freezer test.
+ */
+ freezer_test_done = true;
+ goto Close;
+ }
+
error = dpm_prepare(PMSG_FREEZE);
if (error)
goto Complete_devices;
@@ -641,15 +654,13 @@ int hibernate(void)
if (error)
goto Finish;
- if (hibernation_test(TEST_FREEZER))
- goto Thaw;
-
- if (hibernation_testmode(HIBERNATION_TESTPROC))
- goto Thaw;
-
error = hibernation_snapshot(hibernation_mode == HIBERNATION_PLATFORM);
if (error)
goto Thaw;
+ if (freezer_test_done) {
+ freezer_test_done = false;
+ goto Thaw;
+ }
if (in_suspend) {
unsigned int flags = 0;
diff --git a/kernel/power/main.c b/kernel/power/main.c
index 71f49fe4377e..36e0f0903c32 100644
--- a/kernel/power/main.c
+++ b/kernel/power/main.c
@@ -290,13 +290,14 @@ static ssize_t state_store(struct kobject *kobj, struct kobj_attribute *attr,
if (*s && len == strlen(*s) && !strncmp(buf, *s, len))
break;
}
- if (state < PM_SUSPEND_MAX && *s)
+ if (state < PM_SUSPEND_MAX && *s) {
error = enter_state(state);
if (error) {
suspend_stats.fail++;
dpm_save_failed_errno(error);
} else
suspend_stats.success++;
+ }
#endif
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