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authorHeiko Carstens <hca@linux.ibm.com>2024-11-26 14:28:23 +0100
committerHeiko Carstens <hca@linux.ibm.com>2024-11-28 14:12:04 +0100
commit78486ed9e76b72d81e7bb142adb47194f95e188d (patch)
treeed97954e87776ecf069231f3a1c600103a941bc8 /arch/s390/include
parentb5f463486b212c56d837c2592d87de7fb4833662 (diff)
s390/spinlock: Use symbolic names in inline assemblies
Improve readability and use symbolic names. Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'arch/s390/include')
-rw-r--r--arch/s390/include/asm/spinlock.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/s390/include/asm/spinlock.h b/arch/s390/include/asm/spinlock.h
index ac868a9bb0d1..f2722775baf6 100644
--- a/arch/s390/include/asm/spinlock.h
+++ b/arch/s390/include/asm/spinlock.h
@@ -82,9 +82,10 @@ static inline void arch_spin_unlock(arch_spinlock_t *lp)
kcsan_release();
asm_inline volatile(
ALTERNATIVE("nop", ".insn rre,0xb2fa0000,7,0", ALT_FACILITY(49)) /* NIAI 7 */
- " sth %1,%0\n"
- : "=R" (((unsigned short *) &lp->lock)[1])
- : "d" (0) : "cc", "memory");
+ " sth %[zero],%[lock]\n"
+ : [lock] "=R" (((unsigned short *)&lp->lock)[1])
+ : [zero] "d" (0)
+ : "cc", "memory");
}
/*