Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 1cd970c9 authored by Vinayak Menon's avatar Vinayak Menon
Browse files

mm: zcache: reduce prints on store error 



zcache store can fail on lowmemory conditions.
Do not throw unnecessary prints on such events, causing
a stall.

Change-Id: I8fba6938f75ef5b6054ee079951b7409279e1c02
Signed-off-by: default avatarVinayak Menon <vinmenon@codeaurora.org>
parent 6aef0fcd

mm/zcache.c

+4 −1
Original line number Diff line number Diff line
@@ -73,6 +73,7 @@ static u64 zcache_reclaim_fail; 
static u64 zcache_pool_shrink;

static u64 zcache_pool_shrink_fail;

static u64 zcache_pool_shrink_pages;

static u64 zcache_store_failed;

static atomic_t zcache_stored_pages = ATOMIC_INIT(0);

static atomic_t zcache_stored_zero_pages = ATOMIC_INIT(0);
@@ -699,7 +700,7 @@ zero: 
	/* store zcache handle */

	ret = zcache_store_zaddr(zpool, index, key.u.ino, zaddr);

	if (ret) {

		pr_err("%s: store handle error %d\n", __func__, ret);

		zcache_store_failed++;

		if (!zero)

			zbud_free(zpool->pool, zaddr);

	}
@@ -1088,6 +1089,8 @@ static int __init zcache_debugfs_init(void) 
			zcache_debugfs_root, &zcache_pool_shrink_fail);

	debugfs_create_u64("pool_shrink_pages", S_IRUGO,

			zcache_debugfs_root, &zcache_pool_shrink_pages);

	debugfs_create_u64("store_fail", S_IRUGO,

			zcache_debugfs_root, &zcache_store_failed);

	return 0;

}