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>
This commit is contained in:
Josef Bacik 2011-10-05 16:33:53 -04:00
parent a67509c300
commit 549b4fdb8f

View File

@ -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);