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Subject[PATCH 5.9 43/75] dm writecache: advance the number of arguments when reporting max_age
Date
From: Mikulas Patocka <mpatocka@redhat.com>

commit e5d41cbca1b2036362c9e29d705d3a175a01eff8 upstream.

When reporting the "max_age" value the number of arguments must
advance by two.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Fixes: 3923d4854e18 ("dm writecache: implement gradual cleanup")
Cc: stable@vger.kernel.org # v5.7+
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/md/dm-writecache.c | 2 ++
1 file changed, 2 insertions(+)

--- a/drivers/md/dm-writecache.c
+++ b/drivers/md/dm-writecache.c
@@ -2479,6 +2479,8 @@ static void writecache_status(struct dm_
extra_args += 2;
if (wc->autocommit_time_set)
extra_args += 2;
+ if (wc->max_age != MAX_AGE_UNSPECIFIED)
+ extra_args += 2;
if (wc->cleaner)
extra_args++;
if (wc->writeback_fua_set)

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