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authorSrivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>2012-02-04 23:39:56 +0100
committerRafael J. Wysocki <rjw@sisk.pl>2012-02-09 23:56:01 +0100
commita556d5b58345ccf51826b9ceac078072f830738b (patch)
tree35b66f1c49cf6f5437811051965f45a14f1ee15f /kernel
parent51d6ff7acd920379f54d0be4dbe844a46178a65f (diff)
downloadop-kernel-dev-a556d5b58345ccf51826b9ceac078072f830738b.zip
op-kernel-dev-a556d5b58345ccf51826b9ceac078072f830738b.tar.gz
PM / Hibernate: Refactor and simplify freezer_test_done
The code related to 'freezer_test_done' is needlessly convoluted. Refactor the code and simplify the implementation. Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/power/hibernate.c10
-rw-r--r--kernel/power/user.c6
2 files changed, 7 insertions, 9 deletions
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index c6dee73..72baaf0 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -629,12 +629,8 @@ int hibernate(void)
goto Finish;
error = hibernation_snapshot(hibernation_mode == HIBERNATION_PLATFORM);
- if (error)
- goto Thaw;
- if (freezer_test_done) {
- freezer_test_done = false;
+ if (error || freezer_test_done)
goto Thaw;
- }
if (in_suspend) {
unsigned int flags = 0;
@@ -659,6 +655,10 @@ int hibernate(void)
Thaw:
thaw_processes();
+
+ /* Don't bother checking whether freezer_test_done is true */
+ freezer_test_done = false;
+
Finish:
free_basic_memory_bitmaps();
usermodehelper_enable();
diff --git a/kernel/power/user.c b/kernel/power/user.c
index 7bee91f..33c4329 100644
--- a/kernel/power/user.c
+++ b/kernel/power/user.c
@@ -251,10 +251,8 @@ static long snapshot_ioctl(struct file *filp, unsigned int cmd,
error = hibernation_snapshot(data->platform_support);
if (!error) {
error = put_user(in_suspend, (int __user *)arg);
- if (!error && !freezer_test_done)
- data->ready = 1;
- if (freezer_test_done)
- freezer_test_done = false;
+ data->ready = !freezer_test_done && !error;
+ freezer_test_done = false;
}
break;
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