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| author | Brian Gerst <brgerst@gmail.com> | 2020-07-20 23:49:24 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-07-23 12:46:43 +0300 |
| commit | 4719ffecbb0659faf1fd39f4b8eb2674f0042890 (patch) | |
| tree | 3812bc24c7ef1048fcf3731380c4d81c2532ff68 /arch/x86/include/asm/percpu.h | |
| parent | c94055fe93c8d00bfa23fa2cb9af080f7fc53aa0 (diff) | |
| download | linux-4719ffecbb0659faf1fd39f4b8eb2674f0042890.tar.xz | |
x86/percpu: Remove unused PER_CPU() macro
Also remove now unused __percpu_mov_op.
Signed-off-by: Brian Gerst <brgerst@gmail.com>
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Nick Desaulniers <ndesaulniers@google.com>
Tested-by: Sedat Dilek <sedat.dilek@gmail.com>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Acked-by: Dennis Zhou <dennis@kernel.org>
Link: https://lkml.kernel.org/r/20200720204925.3654302-11-ndesaulniers@google.com
Diffstat (limited to 'arch/x86/include/asm/percpu.h')
| -rw-r--r-- | arch/x86/include/asm/percpu.h | 18 |
1 files changed, 0 insertions, 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 */ |