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| author | Max Kellermann <max@duempel.org> | 2013-02-27 20:35:44 +0100 |
|---|---|---|
| committer | Max Kellermann <max@duempel.org> | 2013-02-27 20:35:44 +0100 |
| commit | 19c67ab72457d68fa35bdad8b4c5ed5ecf04816e (patch) | |
| tree | a1a7a72c1e25ffc586d48777e88a63f06835a714 | |
| parent | a046b6e10538ec8d31d63701b8fa6309bf26fe16 (diff) | |
| download | mpd-19c67ab72457d68fa35bdad8b4c5ed5ecf04816e.tar.gz mpd-19c67ab72457d68fa35bdad8b4c5ed5ecf04816e.tar.xz mpd-19c67ab72457d68fa35bdad8b4c5ed5ecf04816e.zip | |
Idle, GlobalEvents: use std::atomic::exchange()
Less overhead than fetch_and() for what we do.
| -rw-r--r-- | src/GlobalEvents.cxx | 2 | ||||
| -rw-r--r-- | src/Idle.cxx | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/src/GlobalEvents.cxx b/src/GlobalEvents.cxx index e4f335c9e..7c4ffdc16 100644 --- a/src/GlobalEvents.cxx +++ b/src/GlobalEvents.cxx @@ -59,7 +59,7 @@ GlobalEventCallback(G_GNUC_UNUSED GIOChannel *source, if (!GlobalEvents::wake_fd.Read()) return true; - const unsigned flags = GlobalEvents::flags.fetch_and(0); + const unsigned flags = GlobalEvents::flags.exchange(0); for (unsigned i = 0; i < GlobalEvents::MAX; ++i) if (flags & (1u << i)) diff --git a/src/Idle.cxx b/src/Idle.cxx index fefbd2fe9..840a5d4e5 100644 --- a/src/Idle.cxx +++ b/src/Idle.cxx @@ -61,7 +61,7 @@ idle_add(unsigned flags) unsigned idle_get(void) { - return idle_flags.fetch_and(0); + return idle_flags.exchange(0); } const char*const* |