diff options
| author | Rickard Green <[email protected]> | 2010-06-01 13:50:50 +0000 |
|---|---|---|
| committer | Erlang/OTP <[email protected]> | 2010-06-01 13:50:50 +0000 |
| commit | b53f8a67649a371a38dc6d97b0dfe52111236a3e (patch) | |
| tree | ae954fdc12817e287dab6cdce7030c9d54e83219 /erts/include/internal/tile | |
| parent | 6999e909a9ad22d90b64263fd5edd186ac93a990 (diff) | |
| download | otp-b53f8a67649a371a38dc6d97b0dfe52111236a3e.tar.gz otp-b53f8a67649a371a38dc6d97b0dfe52111236a3e.tar.bz2 otp-b53f8a67649a371a38dc6d97b0dfe52111236a3e.zip | |
OTP-8658 Add missing memory barriers in erts_poll()
Missing memory barriers in erts_poll() could cause the runtime system to
hang indefinitely.
Diffstat (limited to 'erts/include/internal/tile')
| -rw-r--r-- | erts/include/internal/tile/atomic.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/erts/include/internal/tile/atomic.h b/erts/include/internal/tile/atomic.h index 59a9250e7c..5e4c7ac9fe 100644 --- a/erts/include/internal/tile/atomic.h +++ b/erts/include/internal/tile/atomic.h @@ -32,6 +32,8 @@ typedef struct { volatile long counter; } ethr_native_atomic_t; +#define ETHR_MEMORY_BARRIER __insn_mf() + #ifdef ETHR_TRY_INLINE_FUNCS static ETHR_INLINE void |