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[Qemu-block] [PATCH 7/7] block/backup: use block_job_throttle


From: John Snow
Subject: [Qemu-block] [PATCH 7/7] block/backup: use block_job_throttle
Date: Wed, 13 Dec 2017 19:59:53 -0500

Signed-off-by: John Snow <address@hidden>
---
 block/backup.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/block/backup.c b/block/backup.c
index d71b25c017..a5ede5f643 100644
--- a/block/backup.c
+++ b/block/backup.c
@@ -334,6 +334,8 @@ static void backup_complete(BlockJob *job, void *opaque)
 
 static bool coroutine_fn yield_and_check(BackupBlockJob *job)
 {
+    uint64_t delay_ns = 0;
+
     if (block_job_is_cancelled(&job->common)) {
         return true;
     }
@@ -342,14 +344,13 @@ static bool coroutine_fn yield_and_check(BackupBlockJob 
*job)
      * (without, VM does not reboot)
      */
     if (job->common.speed) {
-        uint64_t delay_ns = ratelimit_calculate_delay(&job->limit,
-                                                      job->bytes_read);
+        delay_ns = ratelimit_calculate_delay(&job->limit,
+                                             job->bytes_read);
         job->bytes_read = 0;
-        block_job_sleep_ns(&job->common, delay_ns);
-    } else {
-        block_job_sleep_ns(&job->common, 0);
     }
 
+    block_job_throttle(&job->common, delay_ns);
+
     if (block_job_is_cancelled(&job->common)) {
         return true;
     }
-- 
2.14.3




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