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Commit de642faf authored by Josh Poimboeuf's avatar Josh Poimboeuf Committed by Ingo Molnar
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x86/amd: Set ELF function type for vide() 



vide() is a callable function, but is missing the ELF function type,
which confuses tools like stacktool.

Properly annotate it to be a callable function.  The generated code is
unchanged.

Signed-off-by: default avatarJosh Poimboeuf <jpoimboe@redhat.com>
Reviewed-by: default avatarBorislav Petkov <bp@suse.de>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Bernd Petrovitsch <bernd@petrovitsch.priv.at>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Chris J Arges <chris.j.arges@canonical.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Jiri Slaby <jslaby@suse.cz>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Michal Marek <mmarek@suse.cz>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Pedro Alves <palves@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: live-patching@vger.kernel.org
Link: http://lkml.kernel.org/r/a324095f5c9390ff39b15b4562ea1bbeda1a8282.1453405861.git.jpoimboe@redhat.com


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent 87b240cb

arch/x86/kernel/cpu/amd.c

+4 −1
Original line number Diff line number Diff line
@@ -75,7 +75,10 @@ static inline int wrmsrl_amd_safe(unsigned msr, unsigned long long val) 
 */



extern __visible void vide(void);

__asm__(".globl vide\n\t.align 4\nvide: ret");

__asm__(".globl vide\n"

	".type vide, @function\n"

	".align 4\n"

	"vide: ret\n");



static void init_amd_k5(struct cpuinfo_x86 *c)

{