Commit b44544fe authored by Peter Zijlstra's avatar Peter Zijlstra
Browse files

static_call: Avoid building empty .static_call_sites 



Without CONFIG_HAVE_STATIC_CALL_INLINE there's no point in creating
the .static_call_sites section and it's related symbols.

Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: default avatarJosh Poimboeuf <jpoimboe@redhat.com>
Link: https://lore.kernel.org/r/20220308154317.223798256@infradead.org
parent 599d66b8

include/asm-generic/vmlinux.lds.h

+4 −0
Original line number Diff line number Diff line
@@ -404,6 +404,7 @@ 
	KEEP(*(__jump_table))						\

	__stop___jump_table = .;



#ifdef CONFIG_HAVE_STATIC_CALL_INLINE

#define STATIC_CALL_DATA						\

	. = ALIGN(8);							\

	__start_static_call_sites = .;					\
@@ -412,6 +413,9 @@ 
	__start_static_call_tramp_key = .;				\

	KEEP(*(.static_call_tramp_key))					\

	__stop_static_call_tramp_key = .;

#else

#define STATIC_CALL_DATA

#endif



/*

 * Allow architectures to handle ro_after_init data on their