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semaphores: fix missed wakes from ABA bug in waiter count logic
[musl]
/
arch
/
x32
/
atomic_arch.h
diff --git
a/arch/x32/atomic_arch.h
b/arch/x32/atomic_arch.h
index
a744c29
..
918c2d4
100644
(file)
--- a/
arch/x32/atomic_arch.h
+++ b/
arch/x32/atomic_arch.h
@@
-106,8
+106,8
@@
static inline int a_ctz_64(uint64_t x)
return x;
}
-#define a_ctz_
l a_ctz_l
-static inline int a_ctz_
l(unsigned long
x)
+#define a_ctz_
32 a_ctz_32
+static inline int a_ctz_
32(uint32_t
x)
{
__asm__( "bsf %1,%0" : "=r"(x) : "r"(x) );
return x;