diff options
author | Amit Pundir <amit.pundir@linaro.org> | 2018-01-22 11:50:22 +0530 |
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committer | Amit Pundir <amit.pundir@linaro.org> | 2018-01-22 11:50:22 +0530 |
commit | 395ae9f4e6934c9f61d7002dc12b267d0c302104 (patch) | |
tree | d80d145feb56614796dfe6c2ce41db16b290daf3 /drivers/md | |
parent | 317c5652a7c300c2d82ef5bfae8d3558f389d219 (diff) | |
parent | 13b48cd3ac945d4e4075bec53f107a315fe771ae (diff) |
Merge branch 'linux-linaro-lsk-v4.4' into linux-linaro-lsk-v4.4-android
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
Conflicts:
kernel/fork.c
Conflict due to Kaiser implementation in LTS 4.4.110.
net/ipv4/raw.c
Minor conflict due to LTS commit
be27b620a861 ("net: ipv4: fix for a race condition in raw_sendmsg")
Diffstat (limited to 'drivers/md')
-rw-r--r-- | drivers/md/dm-bufio.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index 2ec7f90e3455..969c815c90b6 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -1527,7 +1527,8 @@ static unsigned long __scan(struct dm_bufio_client *c, unsigned long nr_to_scan, int l; struct dm_buffer *b, *tmp; unsigned long freed = 0; - unsigned long count = nr_to_scan; + unsigned long count = c->n_buffers[LIST_CLEAN] + + c->n_buffers[LIST_DIRTY]; unsigned long retain_target = get_retain_buffers(c); for (l = 0; l < LIST_SIZE; l++) { @@ -1564,6 +1565,7 @@ dm_bufio_shrink_count(struct shrinker *shrink, struct shrink_control *sc) { struct dm_bufio_client *c; unsigned long count; + unsigned long retain_target; c = container_of(shrink, struct dm_bufio_client, shrinker); if (sc->gfp_mask & __GFP_FS) @@ -1572,8 +1574,9 @@ dm_bufio_shrink_count(struct shrinker *shrink, struct shrink_control *sc) return 0; count = c->n_buffers[LIST_CLEAN] + c->n_buffers[LIST_DIRTY]; + retain_target = get_retain_buffers(c); dm_bufio_unlock(c); - return count; + return (count < retain_target) ? 0 : (count - retain_target); } /* |