sys/cpu: Fix locked_read memory operand constraint to input+output

2026-04-01 22:20:33 +02:00
parent 1c2942c5f8
commit f7c265f806
1 changed files with 2 additions and 3 deletions
--- a/common/sys/cpu.h
+++ b/common/sys/cpu.h
@@ -205,9 +205,8 @@ static inline uint64_t tsc_freq_arch(void) {
    typeof(*var) locked_read__ret = 0; \
    asm volatile ( \
        "lock xadd %0, %1" \
-        : "+r" (locked_read__ret) \
-        : "m" (*(var)) \
-        : "memory" \
+        : "+r" (locked_read__ret), "+m" (*(var)) \
+        :: "memory" \
    ); \
    locked_read__ret; \
 })