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authorDavid S. Miller <davem@davemloft.net>2016-06-10 21:52:24 +0300
committerDavid S. Miller <davem@davemloft.net>2016-06-10 21:52:24 +0300
commit1578b0a5e92825334760741e5c166b8873886f1b (patch)
treeac8299191f37990111f7d4b615601f4356e24fea /fs/btrfs/inode.c
parent3d5479e92087f6249231e26a2d7327e86a8d0dfc (diff)
parent698ea54dde6768d4a96080d0fb796cb3a4eadaf8 (diff)
downloadlinux-1578b0a5e92825334760741e5c166b8873886f1b.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: net/sched/act_police.c net/sched/sch_drr.c net/sched/sch_hfsc.c net/sched/sch_prio.c net/sched/sch_red.c net/sched/sch_tbf.c In net-next the drop methods of the packet schedulers got removed, so the bug fixes to them in 'net' are irrelevant. A packet action unload crash fix conflicts with the addition of the new firstuse timestamp. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs/btrfs/inode.c')
-rw-r--r--fs/btrfs/inode.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 270499598ed4..8b1212e8f7a8 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -6979,7 +6979,18 @@ insert:
* existing will always be non-NULL, since there must be
* extent causing the -EEXIST.
*/
- if (start >= extent_map_end(existing) ||
+ if (existing->start == em->start &&
+ extent_map_end(existing) == extent_map_end(em) &&
+ em->block_start == existing->block_start) {
+ /*
+ * these two extents are the same, it happens
+ * with inlines especially
+ */
+ free_extent_map(em);
+ em = existing;
+ err = 0;
+
+ } else if (start >= extent_map_end(existing) ||
start <= existing->start) {
/*
* The existing extent map is the one nearest to