aboutsummaryrefslogtreecommitdiff
path: root/include/block/block_int.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/block/block_int.h')
-rw-r--r--include/block/block_int.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/block/block_int.h b/include/block/block_int.h
index 6a3f64da12..603145a21d 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -390,7 +390,10 @@ struct BlockDriverState {
/* number of in-flight serialising requests */
unsigned int serialising_in_flight;
- /* I/O throttling */
+ /* I/O throttling.
+ * throttle_state tells us if this BDS has I/O limits configured.
+ * io_limits_enabled tells us if they are currently being
+ * enforced, but it can be temporarily set to false */
CoQueue throttled_reqs[2];
bool io_limits_enabled;
/* The following fields are protected by the ThrottleGroup lock.