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[11/38] block: allow interrupting a co_sleep_ns

Message ID 1334941304-2491-12-git-send-email-kwolf@redhat.com
State New
Headers show

Commit Message

Kevin Wolf April 20, 2012, 5:01 p.m. UTC 
From: Paolo Bonzini <pbonzini@redhat.com>

In the next patch we want to reenter the coroutine from
block_job_cancel_sync and cancel the timer.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 qemu-coroutine-sleep.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
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Patch

diff --git a/qemu-coroutine-sleep.c b/qemu-coroutine-sleep.c
index fd65274..d7083ee 100644
--- a/qemu-coroutine-sleep.c
+++ b/qemu-coroutine-sleep.c
@@ -23,7 +23,6 @@  static void co_sleep_cb(void *opaque)
 {
     CoSleepCB *sleep_cb = opaque;
 
-    qemu_free_timer(sleep_cb->ts);
     qemu_coroutine_enter(sleep_cb->co, NULL);
 }
 
@@ -35,4 +34,6 @@  void coroutine_fn co_sleep_ns(QEMUClock *clock, int64_t ns)
     sleep_cb.ts = qemu_new_timer(clock, SCALE_NS, co_sleep_cb, &sleep_cb);
     qemu_mod_timer(sleep_cb.ts, qemu_get_clock_ns(clock) + ns);
     qemu_coroutine_yield();
+    qemu_del_timer(sleep_cb.ts);
+    qemu_free_timer(sleep_cb.ts);
 }