hc
2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d
kernel/arch/s390/lib/spinlock.c
....@@ -74,7 +74,7 @@
7474 {
7575 int owner;
7676
77
- asm volatile(
77
+ asm_inline volatile(
7878 ALTERNATIVE("", ".long 0xb2fa0040", 49) /* NIAI 4 */
7979 " l %0,%1\n"
8080 : "=d" (owner) : "Q" (*lock) : "memory");
....@@ -85,7 +85,7 @@
8585 {
8686 int expected = old;
8787
88
- asm volatile(
88
+ asm_inline volatile(
8989 ALTERNATIVE("", ".long 0xb2fa0080", 49) /* NIAI 8 */
9090 " cs %0,%3,%1\n"
9191 : "=d" (old), "=Q" (*lock)
....@@ -242,7 +242,6 @@
242242
243243 void arch_spin_lock_wait(arch_spinlock_t *lp)
244244 {
245
- /* Use classic spinlocks + niai if the steal time is >= 10% */
246245 if (test_cpu_flag(CIF_DEDICATED_CPU))
247246 arch_spin_lock_queued(lp);
248247 else