mm/swap_slots.c: add warning if swap slots cache failed to initialize
authorTim Chen <tim.c.chen@linux.intel.com>
Wed, 3 May 2017 21:54:48 +0000 (14:54 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 3 May 2017 22:52:10 +0000 (15:52 -0700)
commit9b7a814327a314c56c0e68654c76d99bd2938084
treebb960ea71be69691b4ff1280fea4d4e93e3e9174
parent9927e3887642b976d9b391cd77d71388aa521e54
mm/swap_slots.c: add warning if swap slots cache failed to initialize

Add a warning diagnostics to user if we failed to allocate swap slots
cache and use it.

[akpm@linux-foundation.org: use WARN_ONCE return value, fix grammar in message]
Link: http://lkml.kernel.org/r/20170328234827.GA10107@linux.intel.com
Signed-off-by: Tim Chen <tim.c.chen@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/swap_slots.c