summaryrefslogtreecommitdiffstats
path: root/kernel
diff options
context:
space:
mode:
authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-11-19 01:07:08 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-11-19 01:07:08 +0100
commitb38f67c4ae35eb4bcea0bf42a0a18a778a5d04c2 (patch)
tree16718edcebee40195a12dc01c7037b17c8f619f0 /kernel
parent9bad5845485ec22b31d4489c3bd6d96d78442437 (diff)
parent6a0c7cd33075f6b7f1d80145bb19812beb3fc5c9 (diff)
downloadop-kernel-dev-b38f67c4ae35eb4bcea0bf42a0a18a778a5d04c2.zip
op-kernel-dev-b38f67c4ae35eb4bcea0bf42a0a18a778a5d04c2.tar.gz
Merge branch 'pm-sleep'
* pm-sleep: PM / Hibernate: Do not crash kernel in free_basic_memory_bitmaps()
Diffstat (limited to 'kernel')
-rw-r--r--kernel/power/snapshot.c3
-rw-r--r--kernel/power/user.c1
2 files changed, 3 insertions, 1 deletions
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index 10c22ca..b38109e 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -792,7 +792,8 @@ void free_basic_memory_bitmaps(void)
{
struct memory_bitmap *bm1, *bm2;
- BUG_ON(!(forbidden_pages_map && free_pages_map));
+ if (WARN_ON(!(forbidden_pages_map && free_pages_map)))
+ return;
bm1 = forbidden_pages_map;
bm2 = free_pages_map;
diff --git a/kernel/power/user.c b/kernel/power/user.c
index 2485027..98d35758 100644
--- a/kernel/power/user.c
+++ b/kernel/power/user.c
@@ -70,6 +70,7 @@ static int snapshot_open(struct inode *inode, struct file *filp)
data->swap = swsusp_resume_device ?
swap_type_of(swsusp_resume_device, 0, NULL) : -1;
data->mode = O_RDONLY;
+ data->free_bitmaps = false;
error = pm_notifier_call_chain(PM_HIBERNATION_PREPARE);
if (error)
pm_notifier_call_chain(PM_POST_HIBERNATION);
OpenPOWER on IntegriCloud