diff options
| -rw-r--r-- | fs/ext4/extents.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 8a5724b2dc51..3adf05fbdd59 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -4963,10 +4963,11 @@ int ext4_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, { int error = 0; + inode_lock_shared(inode); if (fieinfo->fi_flags & FIEMAP_FLAG_CACHE) { error = ext4_ext_precache(inode); if (error) - return error; + goto unlock; fieinfo->fi_flags &= ~FIEMAP_FLAG_CACHE; } @@ -4977,15 +4978,19 @@ int ext4_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, */ error = ext4_fiemap_check_ranges(inode, start, &len); if (error) - return error; + goto unlock; if (fieinfo->fi_flags & FIEMAP_FLAG_XATTR) { fieinfo->fi_flags &= ~FIEMAP_FLAG_XATTR; - return iomap_fiemap(inode, fieinfo, start, len, - &ext4_iomap_xattr_ops); + error = iomap_fiemap(inode, fieinfo, start, len, + &ext4_iomap_xattr_ops); + } else { + error = iomap_fiemap(inode, fieinfo, start, len, + &ext4_iomap_report_ops); } - - return iomap_fiemap(inode, fieinfo, start, len, &ext4_iomap_report_ops); +unlock: + inode_unlock_shared(inode); + return error; } int ext4_get_es_cache(struct inode *inode, struct fiemap_extent_info *fieinfo, |