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authorRichard Braun <rbraun@sceen.net>2018-04-18 21:45:12 +0200
committerRichard Braun <rbraun@sceen.net>2018-04-19 01:45:43 +0200
commit8790d75d93c7e06b7b93c1078260aaf1e4ea25ca (patch)
tree478eb3eb2607f1312d7b4e64cab23f3bcb0268ee /kern/rtmutex.c
parent3640f94ee392b19de48360d2d026a7f581447049 (diff)
kern/atomic: remove shortcuts
These shortcuts just don't bring enough value.
Diffstat (limited to 'kern/rtmutex.c')
-rw-r--r--kern/rtmutex.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/kern/rtmutex.c b/kern/rtmutex.c
index 55d17cdc..6567b063 100644
--- a/kern/rtmutex.c
+++ b/kern/rtmutex.c
@@ -107,7 +107,7 @@ rtmutex_lock_slow_common(struct rtmutex *rtmutex, bool timed, uint64_t ticks)
bits = RTMUTEX_CONTENDED;
for (;;) {
- owner = atomic_cas_acquire(&rtmutex->owner, bits, self | bits);
+ owner = atomic_cas(&rtmutex->owner, bits, self | bits, ATOMIC_ACQUIRE);
assert((owner & bits) == bits);
if (owner == bits) {
@@ -211,8 +211,9 @@ rtmutex_unlock_slow(struct rtmutex *rtmutex)
}
}
- owner = atomic_swap_release(&rtmutex->owner,
- RTMUTEX_FORCE_WAIT | RTMUTEX_CONTENDED);
+ owner = atomic_swap(&rtmutex->owner,
+ RTMUTEX_FORCE_WAIT | RTMUTEX_CONTENDED,
+ ATOMIC_RELEASE);
assert(rtmutex_get_thread(owner) == thread_self());
turnstile_disown(turnstile);