diff options
Diffstat (limited to 'fs/ocfs2/file.c')
| -rw-r--r-- | fs/ocfs2/file.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index bdadbae09094..a6651956482e 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -1989,28 +1989,32 @@ int ocfs2_change_file_space(struct file *file, unsigned int cmd, return __ocfs2_change_file_space(file, inode, file->f_pos, cmd, sr, 0); } -static long ocfs2_fallocate(struct inode *inode, int mode, loff_t offset, +static long ocfs2_fallocate(struct file *file, int mode, loff_t offset, loff_t len) { + struct inode *inode = file->f_path.dentry->d_inode; struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); struct ocfs2_space_resv sr; int change_size = 1; + int cmd = OCFS2_IOC_RESVSP64; + if (mode & ~(FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE)) + return -EOPNOTSUPP; if (!ocfs2_writes_unwritten_extents(osb)) return -EOPNOTSUPP; - if (S_ISDIR(inode->i_mode)) - return -ENODEV; - if (mode & FALLOC_FL_KEEP_SIZE) change_size = 0; + if (mode & FALLOC_FL_PUNCH_HOLE) + cmd = OCFS2_IOC_UNRESVSP64; + sr.l_whence = 0; sr.l_start = (s64)offset; sr.l_len = (s64)len; - return __ocfs2_change_file_space(NULL, inode, offset, - OCFS2_IOC_RESVSP64, &sr, change_size); + return __ocfs2_change_file_space(NULL, inode, offset, cmd, &sr, + change_size); } int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos, @@ -2606,7 +2610,6 @@ const struct inode_operations ocfs2_file_iops = { .getxattr = generic_getxattr, .listxattr = ocfs2_listxattr, .removexattr = generic_removexattr, - .fallocate = ocfs2_fallocate, .fiemap = ocfs2_fiemap, }; @@ -2638,6 +2641,7 @@ const struct file_operations ocfs2_fops = { .flock = ocfs2_flock, .splice_read = ocfs2_file_splice_read, .splice_write = ocfs2_file_splice_write, + .fallocate = ocfs2_fallocate, }; const struct file_operations ocfs2_dops = { |