[PATCH v10 09/20] x86/amd: Set ELF function type for vide()

From: Josh Poimboeuf
Date: Thu Aug 13 2015 - 23:15:39 EST

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

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

Signed-off-by: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
arch/x86/kernel/cpu/amd.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index 51ad2af..d19c9ad 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -74,7 +74,10 @@ 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)

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