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Signed-off-by: Alexey Dobriyan --- arch/x86/include/asm/special_insns.h | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/arch/x86/include/asm/special_insns.h b/arch/x86/include/asm/special_insns.h index 21ce480658b1..494a1aa19f05 100644 --- a/arch/x86/include/asm/special_insns.h +++ b/arch/x86/include/asm/special_insns.h @@ -79,7 +79,6 @@ void native_write_cr4(unsigned long val); #ifdef CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS static inline u32 rdpkru(void) { - u32 ecx = 0; u32 edx, pkru; /* @@ -88,20 +87,18 @@ static inline u32 rdpkru(void) */ asm volatile(".byte 0x0f,0x01,0xee\n\t" : "=a" (pkru), "=d" (edx) - : "c" (ecx)); + : "c" (0)); return pkru; } static inline void wrpkru(u32 pkru) { - u32 ecx = 0, edx = 0; - /* * "wrpkru" instruction. Loads contents in EAX to PKRU, * requires that ecx = edx = 0. */ asm volatile(".byte 0x0f,0x01,0xef\n\t" - : : "a" (pkru), "c"(ecx), "d"(edx)); + : : "a" (pkru), "c" (0), "d" (0)); } #else -- 2.45.3