quota: Expand comment describing d_itimer

Expand comment describing d_itimer in struct fs_disk_quota.

Reported-by: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Jan Kara <jack@suse.cz>

diff --git a/include/uapi/linux/dqblk_xfs.h b/include/uapi/linux/dqblk_xfs.h
index 16d73f5..c71d909 100644 (file)
--- a/include/uapi/linux/dqblk_xfs.h
+++ b/include/uapi/linux/dqblk_xfs.h
@@ -61,8 +61,9 @@ typedef struct fs_disk_quota {
        __u64           d_ino_softlimit;/* preferred inode limit */
        __u64           d_bcount;       /* # disk blocks owned by the user */
        __u64           d_icount;       /* # inodes owned by the user */
-       __s32           d_itimer;       /* zero if within inode limits */
-                                       /* if not, we refuse service */
+       __s32           d_itimer;       /* Zero if within inode limits. If
+                                        * not, we refuse service at this time
+                                        * (in seconds since Unix epoch) */
        __s32           d_btimer;       /* similar to above; for disk blocks */
        __u16           d_iwarns;       /* # warnings issued wrt num inodes */
        __u16           d_bwarns;       /* # warnings issued wrt disk blocks */