From 4719ffecbb0659faf1fd39f4b8eb2674f0042890 Mon Sep 17 00:00:00 2001 From: Brian Gerst Date: Mon, 20 Jul 2020 13:49:24 -0700 Subject: [PATCH] x86/percpu: Remove unused PER_CPU() macro Also remove now unused __percpu_mov_op. Signed-off-by: Brian Gerst Signed-off-by: Nick Desaulniers Signed-off-by: Thomas Gleixner Tested-by: Nick Desaulniers Tested-by: Sedat Dilek Reviewed-by: Nick Desaulniers Acked-by: Peter Zijlstra (Intel) Acked-by: Linus Torvalds Acked-by: Dennis Zhou Link: https://lkml.kernel.org/r/20200720204925.3654302-11-ndesaulniers@google.com --- arch/x86/include/asm/percpu.h | 18 ------------------ 1 file changed, 18 deletions(-) diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h index cf2b9c2a241e..a3c33b79fb86 100644 --- a/arch/x86/include/asm/percpu.h +++ b/arch/x86/include/asm/percpu.h @@ -4,33 +4,15 @@ #ifdef CONFIG_X86_64 #define __percpu_seg gs -#define __percpu_mov_op movq #else #define __percpu_seg fs -#define __percpu_mov_op movl #endif #ifdef __ASSEMBLY__ -/* - * PER_CPU finds an address of a per-cpu variable. - * - * Args: - * var - variable name - * reg - 32bit register - * - * The resulting address is stored in the "reg" argument. - * - * Example: - * PER_CPU(cpu_gdt_descr, %ebx) - */ #ifdef CONFIG_SMP -#define PER_CPU(var, reg) \ - __percpu_mov_op %__percpu_seg:this_cpu_off, reg; \ - lea var(reg), reg #define PER_CPU_VAR(var) %__percpu_seg:var #else /* ! SMP */ -#define PER_CPU(var, reg) __percpu_mov_op $var, reg #define PER_CPU_VAR(var) var #endif /* SMP */