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authorFam Zheng <famz@redhat.com>2014-08-26 15:15:43 +0800
committerStefan Hajnoczi <stefanha@redhat.com>2014-08-29 10:46:58 +0100
commit0b9caf9b3166c8deb3c4f3a774c2384b069dc29c (patch)
treeee3f2d7dfc89f4d8e6efa6190534c3680a22a6bd
parenta9db86b223030bd40bdd81b160788196bc95fe6f (diff)
downloadqemu-0b9caf9b3166c8deb3c4f3a774c2384b069dc29c.tar.gz
coroutine: Drop co_sleep_ns
block_job_sleep_ns is the only user. Since we are moving towards AioContext aware code, it's better to use the explicit version and drop the old one. Signed-off-by: Fam Zheng <famz@redhat.com> Reviewed-by: BenoƮt Canet <benoit.canet@nodalink.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rw-r--r--blockjob.c2
-rw-r--r--include/block/coroutine.h8
-rw-r--r--qemu-coroutine-sleep.c12
3 files changed, 1 insertions, 21 deletions
diff --git a/blockjob.c b/blockjob.c
index ca0b4e25d0..0689fdd2b5 100644
--- a/blockjob.c
+++ b/blockjob.c
@@ -205,7 +205,7 @@ void block_job_sleep_ns(BlockJob *job, QEMUClockType type, int64_t ns)
if (block_job_is_paused(job)) {
qemu_coroutine_yield();
} else {
- co_sleep_ns(type, ns);
+ co_aio_sleep_ns(bdrv_get_aio_context(job->bs), type, ns);
}
job->busy = true;
}
diff --git a/include/block/coroutine.h b/include/block/coroutine.h
index b9b7f488c9..793df0ef8b 100644
--- a/include/block/coroutine.h
+++ b/include/block/coroutine.h
@@ -203,14 +203,6 @@ void qemu_co_rwlock_unlock(CoRwlock *lock);
/**
* Yield the coroutine for a given duration
*
- * Note this function uses timers and hence only works when a main loop is in
- * use. See main-loop.h and do not use from qemu-tool programs.
- */
-void coroutine_fn co_sleep_ns(QEMUClockType type, int64_t ns);
-
-/**
- * Yield the coroutine for a given duration
- *
* Behaves similarly to co_sleep_ns(), but the sleeping coroutine will be
* resumed when using aio_poll().
*/
diff --git a/qemu-coroutine-sleep.c b/qemu-coroutine-sleep.c
index ad78fbaa2a..9abb7fdf31 100644
--- a/qemu-coroutine-sleep.c
+++ b/qemu-coroutine-sleep.c
@@ -27,18 +27,6 @@ static void co_sleep_cb(void *opaque)
qemu_coroutine_enter(sleep_cb->co, NULL);
}
-void coroutine_fn co_sleep_ns(QEMUClockType type, int64_t ns)
-{
- CoSleepCB sleep_cb = {
- .co = qemu_coroutine_self(),
- };
- sleep_cb.ts = timer_new(type, SCALE_NS, co_sleep_cb, &sleep_cb);
- timer_mod(sleep_cb.ts, qemu_clock_get_ns(type) + ns);
- qemu_coroutine_yield();
- timer_del(sleep_cb.ts);
- timer_free(sleep_cb.ts);
-}
-
void coroutine_fn co_aio_sleep_ns(AioContext *ctx, QEMUClockType type,
int64_t ns)
{