Commit c2c60ea3 authored by Eric Dumazet's avatar Eric Dumazet Committed by Jakub Kicinski
Browse files

once: use __section(".data.once") 



.data.once contains nicely packed bool variables.
It is used already by DO_ONCE_LITE().

Using it also in DO_ONCE() removes holes in .data section.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 62803fec

include/linux/once.h

+1 −1
Original line number Diff line number Diff line
@@ -38,7 +38,7 @@ void __do_once_done(bool *done, struct static_key_true *once_key, 
#define DO_ONCE(func, ...)						     \

	({								     \

		bool ___ret = false;					     \

		static bool ___done = false;				     \

		static bool __section(".data.once") ___done = false;	     \

		static DEFINE_STATIC_KEY_TRUE(___once_key);		     \

		if (static_branch_unlikely(&___once_key)) {		     \

			unsigned long ___flags;				     \