From 8118ed642d8d2d046684d5ce596206698127dc4b Mon Sep 17 00:00:00 2001 From: Beat Bolli Date: Sun, 27 Mar 2011 15:29:20 +0200 Subject: 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 --- shmexport.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) (limited to 'shmexport.c') diff --git a/shmexport.c b/shmexport.c index d9aad54c..4d615abf 100644 --- a/shmexport.c +++ b/shmexport.c @@ -77,15 +77,11 @@ void shm_update(struct gps_context_t *context, struct gps_data_t *gpsdata) * get clobbered first and the data can be detected as bad. */ ((struct shmexport_t *)context->shmexport)->bookend2 = tick; -#ifndef S_SPLINT_S - asm volatile("sfence"); -#endif /* S_SPLINT_S */ + barrier(); memcpy((void *)(context->shmexport + offsetof(struct shmexport_t, gpsdata)), (void *)gpsdata, sizeof(struct gps_data_t)); -#ifndef S_SPLINT_S - asm volatile("sfence"); -#endif /* S_SPLINT_S */ + barrier(); ((struct shmexport_t *)context->shmexport)->bookend1 = tick; } } -- cgit v1.2.1