[PATCH 2/6] xfs: advertise realtime quota support in the xqm stat files

Darrick J. Wong
2024-10-11T01:12:37Z

Add a fifth column to this (really old) stat file to advertise that the
kernel supports quota for realtime volumes. This will be used by
fstests to detect kernel support.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
---
fs/xfs/xfs_stats.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/fs/xfs/xfs_stats.c b/fs/xfs/xfs_stats.c
index ed97d72caa6652..7f0704236c1002 100644
--- a/fs/xfs/xfs_stats.c
+++ b/fs/xfs/xfs_stats.c
@@ -115,10 +115,16 @@ void xfs_stats_clearall(struct xfsstats __percpu *stats)

static int xqm_proc_show(struct seq_file *m, void *v)
{
- /* maximum; incore; ratio free to inuse; freelist */
- seq_printf(m, "%d\t%d\t%d\t%u\n",
+ /* maximum; incore; ratio free to inuse; freelist; rtquota */
+ seq_printf(m, "%d\t%d\t%d\t%u\t%u\n",
0, counter_val(xfsstats.xs_stats, XFSSTAT_END_XQMSTAT),
- 0, counter_val(xfsstats.xs_stats, XFSSTAT_END_XQMSTAT + 1));
+ 0, counter_val(xfsstats.xs_stats, XFSSTAT_END_XQMSTAT + 1),
+#ifdef CONFIG_XFS_RT
+ 1
+#else
+ 0
+#endif
+ );
return 0;
}