diff options
| author | Uros Bizjak <ubizjak@gmail.com> | 2024-04-22 18:17:35 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2024-04-24 12:48:08 +0300 |
| commit | 532453e7aa78f3962fb4d86caf40ff81ebf62160 (patch) | |
| tree | 147945cf952180ee7b71708e55aed3a5a0b86834 | |
| parent | 94af3a04e3f386d4f060d903826e85aa006ce252 (diff) | |
| download | linux-532453e7aa78f3962fb4d86caf40ff81ebf62160.tar.xz | |
locking/pvqspinlock/x86: Use _Q_LOCKED_VAL in PV_UNLOCK_ASM macro
Use _Q_LOCKED_VAL instead of hardcoded $0x1 in PV_UNLOCK_ASM macro.
No functional changes intended.
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Boqun Feng <boqun.feng@gmail.com>
Cc: Waiman Long <longman@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: https://lore.kernel.org/r/20240422151752.53997-1-ubizjak@gmail.com
| -rw-r--r-- | arch/x86/include/asm/qspinlock_paravirt.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/qspinlock_paravirt.h b/arch/x86/include/asm/qspinlock_paravirt.h index 466af57b8ed6..0a985784be9b 100644 --- a/arch/x86/include/asm/qspinlock_paravirt.h +++ b/arch/x86/include/asm/qspinlock_paravirt.h @@ -40,7 +40,7 @@ __PV_CALLEE_SAVE_REGS_THUNK(__pv_queued_spin_unlock_slowpath, ".spinlock.text"); #define PV_UNLOCK_ASM \ FRAME_BEGIN \ "push %rdx\n\t" \ - "mov $0x1,%eax\n\t" \ + "mov $" __stringify(_Q_LOCKED_VAL) ",%eax\n\t" \ "xor %edx,%edx\n\t" \ LOCK_PREFIX "cmpxchg %dl,(%rdi)\n\t" \ "jne .slowpath\n\t" \ |