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authordimitri staessens <dimitri.staessens@ugent.be>2017-04-04 19:25:07 +0000
committerSander Vrijders <sander.vrijders@ugent.be>2017-04-04 19:25:07 +0000
commit10195b445b6788c60dfd851e3095fdfcb903e574 (patch)
tree90119764d07d52c2966425e34b07621e5b00fc8c /src/lib
parent99ff1ce1bd4602b471b758a144f372bc6e1570f8 (diff)
parent8a2fd3b8efc2de080349c4ab50a314748adc2699 (diff)
downloadouroboros-10195b445b6788c60dfd851e3095fdfcb903e574.tar.gz
ouroboros-10195b445b6788c60dfd851e3095fdfcb903e574.zip
Merged in dstaesse/ouroboros/be-local (pull request #461)
ipcpd: Remove unnecessary locks in local
Diffstat (limited to 'src/lib')
-rw-r--r--src/lib/shm_rbuff_ll.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/lib/shm_rbuff_ll.c b/src/lib/shm_rbuff_ll.c
index d777de8b..1e072b21 100644
--- a/src/lib/shm_rbuff_ll.c
+++ b/src/lib/shm_rbuff_ll.c
@@ -244,14 +244,14 @@ int shm_rbuff_write(struct shm_rbuff * rb,
nhead = RB_HEAD;
+ *(rb->shm_base + nhead) = (ssize_t) idx;
+
do {
ohead = nhead;
nhead = (ohead + 1) & ((SHM_BUFFER_SIZE) - 1);
nhead = __sync_val_compare_and_swap(rb->head, ohead, nhead);
} while (nhead != ohead);
- *(rb->shm_base + nhead) = (ssize_t) idx;
-
if (was_empty)
pthread_cond_broadcast(rb->add);