From: Colin Ian King Date: Fri, 17 Aug 2018 22:46:54 +0000 (-0700) Subject: mm/swap_slots.c: make swap_slots_cache_mutex and swap_slots_cache_enable_mutex static X-Git-Tag: v4.19~375^2~51 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=31f21da18132fc971297175077fafa3bd4184dc1;p=platform%2Fkernel%2Flinux-rpi.git mm/swap_slots.c: make swap_slots_cache_mutex and swap_slots_cache_enable_mutex static The mutexes swap_slots_cache_mutex and swap_slots_cache_enable_mutex are local to the source and do not need to be in global scope, so make them static. Cleans up sparse warnings: symbol 'swap_slots_cache_mutex' was not declared. Should it be static? symbol 'swap_slots_cache_enable_mutex' was not declared. Should it be static? Link: http://lkml.kernel.org/r/20180624182536.4937-1-colin.king@canonical.com Signed-off-by: Colin Ian King Reviewed-by: Andrew Morton Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/mm/swap_slots.c b/mm/swap_slots.c index a791411..008ccb2 100644 --- a/mm/swap_slots.c +++ b/mm/swap_slots.c @@ -38,9 +38,9 @@ static DEFINE_PER_CPU(struct swap_slots_cache, swp_slots); static bool swap_slot_cache_active; bool swap_slot_cache_enabled; static bool swap_slot_cache_initialized; -DEFINE_MUTEX(swap_slots_cache_mutex); +static DEFINE_MUTEX(swap_slots_cache_mutex); /* Serialize swap slots cache enable/disable operations */ -DEFINE_MUTEX(swap_slots_cache_enable_mutex); +static DEFINE_MUTEX(swap_slots_cache_enable_mutex); static void __drain_swap_slots_cache(unsigned int type); static void deactivate_swap_slots_cache(void);