summaryrefslogtreecommitdiff
path: root/fs/btrfs/inode.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2016-11-04 20:08:16 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-11-04 20:08:16 -0700
commit46d7cbb2c49ac93246aad9ac76b39ef2ac7bc41b (patch)
tree0315062e93f9b81a500bc9cf628c6053b350c17d /fs/btrfs/inode.c
parentbd30fac18f9ec12b0c2590ebdb8e18ddb104c065 (diff)
parent9d1032cc49a8a1065e79ee323de66bcb4fdbd535 (diff)
Merge branch 'for-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux
Pull btrfs fixes from Chris Mason: "Some fixes that Dave Sterba collected. We held off on these last week because I was focused on the memory corruption testing" * 'for-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux: btrfs: fix WARNING in btrfs_select_ref_head() Btrfs: remove some no-op casts btrfs: pass correct args to btrfs_async_run_delayed_refs() btrfs: make file clone aware of fatal signals btrfs: qgroup: Prevent qgroup->reserved from going subzero Btrfs: kill BUG_ON in do_relocation
Diffstat (limited to 'fs/btrfs/inode.c')
-rw-r--r--fs/btrfs/inode.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 2b790bda7998..8e3a5a266917 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4605,8 +4605,8 @@ delete:
BUG_ON(ret);
if (btrfs_should_throttle_delayed_refs(trans, root))
btrfs_async_run_delayed_refs(root,
- trans->transid,
- trans->delayed_ref_updates * 2, 0);
+ trans->delayed_ref_updates * 2,
+ trans->transid, 0);
if (be_nice) {
if (truncate_space_check(trans, root,
extent_num_bytes)) {
@@ -8931,9 +8931,14 @@ again:
* So even we call qgroup_free_data(), it won't decrease reserved
* space.
* 2) Not written to disk
- * This means the reserved space should be freed here.
+ * This means the reserved space should be freed here. However,
+ * if a truncate invalidates the page (by clearing PageDirty)
+ * and the page is accounted for while allocating extent
+ * in btrfs_check_data_free_space() we let delayed_ref to
+ * free the entire extent.
*/
- btrfs_qgroup_free_data(inode, page_start, PAGE_SIZE);
+ if (PageDirty(page))
+ btrfs_qgroup_free_data(inode, page_start, PAGE_SIZE);
if (!inode_evicting) {
clear_extent_bit(tree, page_start, page_end,
EXTENT_LOCKED | EXTENT_DIRTY |