diff options
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/atomics.txt | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/docs/atomics.txt b/docs/atomics.txt index c8e4cbec06..3ef5d85b1b 100644 --- a/docs/atomics.txt +++ b/docs/atomics.txt @@ -374,8 +374,9 @@ and memory barriers, and the equivalents in QEMU: note that smp_store_mb() is a little weaker than atomic_mb_set(). atomic_mb_read() compiles to the same instructions as Linux's smp_load_acquire(), but this should be treated as an implementation - detail. If required, QEMU might later add atomic_load_acquire() and - atomic_store_release() macros. + detail. QEMU does have atomic_load_acquire() and atomic_store_release() + macros, but for now they are only used within atomic.h. This may + change in the future. SOURCES |