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| author | Josef Bacik <josef@redhat.com> | 2011-10-05 16:33:53 -0400 |
|---|---|---|
| committer | Josef Bacik <josef@redhat.com> | 2011-10-19 15:12:53 -0400 |
| commit | 549b4fdb8f3c0708bbc0ee12ff955cd206c0f60c (patch) | |
| tree | 8ee21d81f99dd2efd801c59c1d5eaf800f6b0ec0 | |
| parent | a67509c30079f4c5025fb19ea443fb2906c3a85e (diff) | |
| download | op-kernel-dev-549b4fdb8f3c0708bbc0ee12ff955cd206c0f60c.zip op-kernel-dev-549b4fdb8f3c0708bbc0ee12ff955cd206c0f60c.tar.gz | |
Btrfs: check the return value of filemap_write_and_wait in the space cache
We need to check the return value of filemap_write_and_wait in the space cache
writeout code. Also don't set the inode's generation until we're sure nothing
else is going to fail. Thanks,
Signed-off-by: Josef Bacik <josef@redhat.com>
| -rw-r--r-- | fs/btrfs/free-space-cache.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c index 35bfc13..abc924c 100644 --- a/fs/btrfs/free-space-cache.c +++ b/fs/btrfs/free-space-cache.c @@ -852,9 +852,10 @@ int __btrfs_write_out_cache(struct btrfs_root *root, struct inode *inode, if (ret) goto out; - BTRFS_I(inode)->generation = trans->transid; - filemap_write_and_wait(inode->i_mapping); + ret = filemap_write_and_wait(inode->i_mapping); + if (ret) + goto out; key.objectid = BTRFS_FREE_SPACE_OBJECTID; key.offset = offset; @@ -884,6 +885,8 @@ int __btrfs_write_out_cache(struct btrfs_root *root, struct inode *inode, goto out; } } + + BTRFS_I(inode)->generation = trans->transid; header = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_free_space_header); btrfs_set_free_space_entries(leaf, header, entries); |
