[Qemu-devel] [RFC V2 6/8] throttle: Add a way to fire one of the timers asap like a bottom half

[Benoît Canet]

This will be needed by the group throttling algorithm.

Signed-off-by: Benoit Canet <address@hidden>
---
 include/qemu/throttle.h |  2 ++
 util/throttle.c         | 11 +++++++++++
 2 files changed, 13 insertions(+)

diff --git a/include/qemu/throttle.h b/include/qemu/throttle.h
index 3a16c48..3b9d1b8 100644
--- a/include/qemu/throttle.h
+++ b/include/qemu/throttle.h
@@ -127,6 +127,8 @@ bool throttle_schedule_timer(ThrottleState *ts,
                              bool is_write,
                              bool *armed);
 
+void throttle_fire_timer(ThrottleTimers *tt, bool is_write);
+
 void throttle_timer_fired(ThrottleState *ts, bool is_write);
 
 void throttle_account(ThrottleState *ts, bool is_write, uint64_t size);
diff --git a/util/throttle.c b/util/throttle.c
index a273acb..163b9d0 100644
--- a/util/throttle.c
+++ b/util/throttle.c
@@ -403,6 +403,17 @@ bool throttle_schedule_timer(ThrottleState *ts,
     return true;
 }
 
+/* Schedule a throttle timer like a BH
+ *
+ * @tt:       The timers structure
+ * @is_write: the type of operation (read/write)
+ */
+void throttle_fire_timer(ThrottleTimers *tt, bool is_write)
+{
+    int64_t now = qemu_clock_get_ns(tt->clock_type);
+    timer_mod(tt->timers[is_write], now + 1);
+}
+
 /* Remember that now timers are currently armed
  *
  * @ts:       the throttle state we are working on
-- 
2.1.0.rc1