[tip: x86/asm] x86/percpu: Remove unused PER_CPU() macro
From: tip-bot2 for Brian Gerst
Date: Thu Jul 23 2020 - 06:44:12 EST
The following commit has been merged into the x86/asm branch of tip:
Commit-ID: 4719ffecbb0659faf1fd39f4b8eb2674f0042890
Gitweb: https://git.kernel.org/tip/4719ffecbb0659faf1fd39f4b8eb2674f0042890
Author: Brian Gerst <brgerst@xxxxxxxxx>
AuthorDate: Mon, 20 Jul 2020 13:49:24 -07:00
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Thu, 23 Jul 2020 11:46:43 +02:00
x86/percpu: Remove unused PER_CPU() macro
Also remove now unused __percpu_mov_op.
Signed-off-by: Brian Gerst <brgerst@xxxxxxxxx>
Signed-off-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Tested-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
Tested-by: Sedat Dilek <sedat.dilek@xxxxxxxxx>
Reviewed-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
Acked-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Acked-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Acked-by: Dennis Zhou <dennis@xxxxxxxxxx>
Link: https://lkml.kernel.org/r/20200720204925.3654302-11-ndesaulniers@xxxxxxxxxx
---
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 cf2b9c2..a3c33b7 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 */