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authorDavid Vrabel <david.vrabel@csr.com>2008-10-20 16:07:19 +0100
committerDavid Vrabel <david.vrabel@csr.com>2008-10-20 16:07:19 +0100
commit61e0e79ee3c609eb34edf2fe023708cba6a79b1f (patch)
tree663deacffd4071120dc9badb70428fe5f124c7b9 /kernel/power/user.c
parentc15895ef30c2c03e99802951787183039a349d32 (diff)
parent0cfd81031a26717fe14380d18275f8e217571615 (diff)
Merge branch 'master' into for-upstream
Conflicts: Documentation/ABI/testing/sysfs-bus-usb drivers/Makefile
Diffstat (limited to 'kernel/power/user.c')
-rw-r--r--kernel/power/user.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/kernel/power/user.c b/kernel/power/user.c
index a6332a31326..005b93d839b 100644
--- a/kernel/power/user.c
+++ b/kernel/power/user.c
@@ -212,13 +212,20 @@ static long snapshot_ioctl(struct file *filp, unsigned int cmd,
case SNAPSHOT_FREEZE:
if (data->frozen)
break;
+
printk("Syncing filesystems ... ");
sys_sync();
printk("done.\n");
- error = freeze_processes();
+ error = usermodehelper_disable();
if (error)
+ break;
+
+ error = freeze_processes();
+ if (error) {
thaw_processes();
+ usermodehelper_enable();
+ }
if (!error)
data->frozen = 1;
break;
@@ -227,6 +234,7 @@ static long snapshot_ioctl(struct file *filp, unsigned int cmd,
if (!data->frozen || data->ready)
break;
thaw_processes();
+ usermodehelper_enable();
data->frozen = 0;
break;