Messages in this thread Patch in this message |  | | From | Brian Gerst <> | Subject | [PATCH v2 05/10] x86/percpu: Remove "e" constraint from XADD | Date | Sat, 30 May 2020 18:11:22 -0400 |
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The "e" constraint represents a constant, but the XADD instruction doesn't accept immediate operands.
Signed-off-by: Brian Gerst <brgerst@gmail.com> --- arch/x86/include/asm/percpu.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h index 2a24f3c795eb..9bb5440d98d3 100644 --- a/arch/x86/include/asm/percpu.h +++ b/arch/x86/include/asm/percpu.h @@ -220,7 +220,7 @@ do { \ break; \ case 8: \ asm qual ("xaddq %0, "__percpu_arg(1) \ - : "+re" (paro_ret__), "+m" (var) \ + : "+r" (paro_ret__), "+m" (var) \ : : "memory"); \ break; \ default: __bad_percpu_size(); \ -- 2.25.4
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