Commit 2cbcfb28 authored by Paolo Bonzini's avatar Paolo Bonzini
Browse files

atomic: fix position of volatile qualifier 



What needs to be volatile is not the pointer, but the pointed-to
value!

Cc: qemu-stable@nongnu.org
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent c95f3901

include/qemu/atomic.h

+2 −2
Original line number Diff line number Diff line
@@ -122,11 +122,11 @@ 
#endif



#ifndef atomic_read

#define atomic_read(ptr)       (*(__typeof__(*ptr) *volatile) (ptr))

#define atomic_read(ptr)       (*(__typeof__(*ptr) volatile*) (ptr))

#endif



#ifndef atomic_set

#define atomic_set(ptr, i)     ((*(__typeof__(*ptr) *volatile) (ptr)) = (i))

#define atomic_set(ptr, i)     ((*(__typeof__(*ptr) volatile*) (ptr)) = (i))

#endif



/* These have the same semantics as Java volatile variables.