aboutsummaryrefslogtreecommitdiff
path: root/async.c
diff options
context:
space:
mode:
authorPaolo Bonzini <pbonzini@redhat.com>2014-12-17 16:09:58 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2015-01-13 11:47:55 +0000
commitfcf5def1ab0f94ff120b7141c943b517d2ece83d (patch)
tree7ef226e4d84faf66f58d2b0615f1f3afcae2eb51 /async.c
parentb8aff7d6bfa1632d722f47a1a6bca679221b6db3 (diff)
downloadqemu-arm-fcf5def1ab0f94ff120b7141c943b517d2ece83d.tar.gz
block: mark AioContext as recursive
AioContext can be accessed recursively, in fact that's what we do with aio_poll. Marking the GSource as recursive avoids that GLib blocks it and unblocks it around every call to aio_dispatch, which is a pretty expensive operation. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'async.c')
-rw-r--r--async.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/async.c b/async.c
index 3939b795e5..572f239e2c 100644
--- a/async.c
+++ b/async.c
@@ -300,6 +300,7 @@ AioContext *aio_context_new(Error **errp)
error_setg_errno(errp, -ret, "Failed to initialize event notifier");
return NULL;
}
+ g_source_set_can_recurse(&ctx->source, true);
aio_set_event_notifier(ctx, &ctx->notifier,
(EventNotifierHandler *)
event_notifier_test_and_clear);