From 10ebd8556b7990499c896a550e3d416b444211e6 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 02:23:07 +0000
Subject: [PATCH] add led
---
kernel/arch/s390/lib/spinlock.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/kernel/arch/s390/lib/spinlock.c b/kernel/arch/s390/lib/spinlock.c
index 30a7c8c..9b2dab5 100644
--- a/kernel/arch/s390/lib/spinlock.c
+++ b/kernel/arch/s390/lib/spinlock.c
@@ -74,7 +74,7 @@
{
int owner;
- asm volatile(
+ asm_inline volatile(
ALTERNATIVE("", ".long 0xb2fa0040", 49) /* NIAI 4 */
" l %0,%1\n"
: "=d" (owner) : "Q" (*lock) : "memory");
@@ -85,7 +85,7 @@
{
int expected = old;
- asm volatile(
+ asm_inline volatile(
ALTERNATIVE("", ".long 0xb2fa0080", 49) /* NIAI 8 */
" cs %0,%3,%1\n"
: "=d" (old), "=Q" (*lock)
@@ -242,7 +242,6 @@
void arch_spin_lock_wait(arch_spinlock_t *lp)
{
- /* Use classic spinlocks + niai if the steal time is >= 10% */
if (test_cpu_flag(CIF_DEDICATED_CPU))
arch_spin_lock_queued(lp);
else
--
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