diff options
| author | Brian Gerst <[email protected]> | 2020-07-20 13:49:19 -0700 |
|---|---|---|
| committer | Thomas Gleixner <[email protected]> | 2020-07-23 11:46:40 +0200 |
| commit | e4d16defbbde028aeab2026995f0ced4240df6d6 (patch) | |
| tree | 90ef9e707a5a71b97c8aa635d8b94da9dae5eb2a | |
| parent | 33e5614a435ff8047d768e6501454ae1cc7f131f (diff) | |
x86/percpu: Remove "e" constraint from XADD
The "e" constraint represents a constant, but the XADD instruction doesn't
accept immediate operands.
Signed-off-by: Brian Gerst <[email protected]>
Signed-off-by: Nick Desaulniers <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Tested-by: Nick Desaulniers <[email protected]>
Tested-by: Sedat Dilek <[email protected]>
Reviewed-by: Nick Desaulniers <[email protected]>
Acked-by: Linus Torvalds <[email protected]>
Acked-by: Peter Zijlstra (Intel) <[email protected]>
Acked-by: Dennis Zhou <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]
| -rw-r--r-- | arch/x86/include/asm/percpu.h | 2 |
1 files changed, 1 insertions, 1 deletions
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(); \ |