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authorJosef Bacik <jbacik@fusionio.com>2013-10-25 16:13:35 -0400
committerChris Mason <chris.mason@fusionio.com>2013-11-11 22:07:35 -0500
commit0ef8b726075aa6931ddf1c16f5bae043eef184f9 (patch)
tree61c819e8541c69043a5d74182ac0f8d0060207e7 /fs/btrfs/inode.c
parented2590953bd06b892f0411fc94e19175d32f197a (diff)
Btrfs: return an error from btrfs_wait_ordered_range
I noticed that if the free space cache has an error writing out it's data it won't actually error out, it will just carry on. This is because it doesn't check the return value of btrfs_wait_ordered_range, which didn't actually return anything. So fix this in order to keep us from making free space cache look valid when it really isnt. Thanks, Signed-off-by: Josef Bacik <jbacik@fusionio.com> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'fs/btrfs/inode.c')
-rw-r--r--fs/btrfs/inode.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 14c6ab74cf8c..f1fbf903bf9b 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -7236,7 +7236,9 @@ static ssize_t btrfs_direct_IO(int rw, struct kiocb *iocb,
* outstanding dirty pages are on disk.
*/
count = iov_length(iov, nr_segs);
- btrfs_wait_ordered_range(inode, offset, count);
+ ret = btrfs_wait_ordered_range(inode, offset, count);
+ if (ret)
+ return ret;
if (rw & WRITE) {
/*
@@ -7577,7 +7579,10 @@ static int btrfs_truncate(struct inode *inode)
u64 mask = root->sectorsize - 1;
u64 min_size = btrfs_calc_trunc_metadata_size(root, 1);
- btrfs_wait_ordered_range(inode, inode->i_size & (~mask), (u64)-1);
+ ret = btrfs_wait_ordered_range(inode, inode->i_size & (~mask),
+ (u64)-1);
+ if (ret)
+ return ret;
/*
* Yes ladies and gentelment, this is indeed ugly. The fact is we have