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authorMark Brown <broonie@kernel.org>2014-10-20 17:55:07 +0100
committerMark Brown <broonie@kernel.org>2014-10-20 18:27:32 +0100
commitb7a40242c82cd73cfcea305f23e67d068dd8401a (patch)
tree251b49d19cd7c371847ae1f951e1b537ca0e1c15 /fs/btrfs/btrfs_inode.h
parentd26833bfce5e56017bea9f1f50838f20e18e7b7e (diff)
parent9c6de47d53a3ce8df1642ae67823688eb98a190a (diff)
Merge branch 'fix/dw' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi into spi-dw
Conflicts: drivers/spi/spi-dw-mid.c
Diffstat (limited to 'fs/btrfs/btrfs_inode.h')
-rw-r--r--fs/btrfs/btrfs_inode.h13
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
index 43527fd78825..56b8522d5767 100644
--- a/fs/btrfs/btrfs_inode.h
+++ b/fs/btrfs/btrfs_inode.h
@@ -234,8 +234,17 @@ static inline int btrfs_inode_in_log(struct inode *inode, u64 generation)
BTRFS_I(inode)->last_sub_trans <=
BTRFS_I(inode)->last_log_commit &&
BTRFS_I(inode)->last_sub_trans <=
- BTRFS_I(inode)->root->last_log_commit)
- return 1;
+ BTRFS_I(inode)->root->last_log_commit) {
+ /*
+ * After a ranged fsync we might have left some extent maps
+ * (that fall outside the fsync's range). So return false
+ * here if the list isn't empty, to make sure btrfs_log_inode()
+ * will be called and process those extent maps.
+ */
+ smp_mb();
+ if (list_empty(&BTRFS_I(inode)->extent_tree.modified_extents))
+ return 1;
+ }
return 0;
}