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authorAlasdair G Kergon <agk@redhat.com>2012-07-27 15:07:57 +0100
committerAlasdair G Kergon <agk@redhat.com>2012-07-27 15:07:57 +0100
commit7768ed33ccdc02801c4483fc5682dc66ace14aea (patch)
tree355d56037f8d0ff19e1dc332aeecf3ffd2c70f88 /drivers/md/dm-thin.c
parentbdc0077af574800d24318b6945cf2344e8dbb050 (diff)
dm thin: reduce endio_hook pool size
Reduce the slab size used for the dm_thin_endio_hook mempool. Allocation has been seen to fail on machines with smaller amounts of memory due to fragmentation. lvm: page allocation failure. order:5, mode:0xd0 device-mapper: table: 253:38: thin-pool: Error creating pool's endio_hook mempool Cc: stable@vger.kernel.org Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md/dm-thin.c')
-rw-r--r--drivers/md/dm-thin.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index 68694da0d21..18f87b0def1 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -19,7 +19,7 @@
/*
* Tunable constants
*/
-#define ENDIO_HOOK_POOL_SIZE 10240
+#define ENDIO_HOOK_POOL_SIZE 1024
#define DEFERRED_SET_SIZE 64
#define MAPPING_POOL_SIZE 1024
#define PRISON_CELLS 1024