diff options
| author | Beat Bolli <bbolli@ewanet.ch> | 2011-03-27 15:29:20 +0200 |
|---|---|---|
| committer | Eric S. Raymond <esr@thyrsus.com> | 2011-03-27 11:13:52 -0400 |
| commit | 8118ed642d8d2d046684d5ce596206698127dc4b (patch) | |
| tree | 1ecbbb0312cce095f3904901b9f82f697b277c72 /libgps_shm.c | |
| parent | eb790f2bc68723811d1a6b0e4095c9fc1e0f75e5 (diff) | |
| download | gpsd-8118ed642d8d2d046684d5ce596206698127dc4b.tar.gz | |
Move the memory barrier instructions into the header file
This allows adding other compilers and/or architectures later as needed.
Signed-off-by: Eric S. Raymond <esr@thyrsus.com>
Diffstat (limited to 'libgps_shm.c')
| -rw-r--r-- | libgps_shm.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/libgps_shm.c b/libgps_shm.c index 56fe5e5a..8c90f524 100644 --- a/libgps_shm.c +++ b/libgps_shm.c @@ -66,15 +66,11 @@ int gps_shm_read(struct gps_data_t *gpsdata) * get clobbered first and the data can be detected as bad. */ before = shared->bookend1; -#ifndef S_SPLINT_S - asm volatile("sfence"); -#endif /* S_SPLINT_S */ + barrier(); (void)memcpy((void *)gpsdata, (void *)&shared->gpsdata, sizeof(struct gps_data_t)); -#ifndef S_SPLINT_S - asm volatile("sfence"); -#endif /* S_SPLINT_S */ + barrier(); after = shared->bookend2; /*@i1@*/gpsdata->privdata = shared; |