add bitmap drive-mirror patches

[pve-qemu.git] / debian / patches / pve / 0037-mirror-switch-to-bdrv_dirty_bitmap_merge_internal.patch

From 31ea5889c25012189aabe51157b32cfbe87a63be Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fabian=20Gr=C3=BCnbichler?= <f.gruenbichler@proxmox.com>
Date: Mon, 17 Feb 2020 10:43:22 +0100
Subject: [PATCH qemu 37/39] mirror: switch to bdrv_dirty_bitmap_merge_internal
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

since sync_bitmap is busy at the point of merging, and we checked access
beforehand.

Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
---
 block/mirror.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/block/mirror.c b/block/mirror.c
index 40d174a625..d6aca2874e 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -735,8 +735,8 @@ static int mirror_exit_common(Job *job)
              job->ret == 0 && ret == 0)) {
             /* Success; synchronize copy back to sync. */
             bdrv_clear_dirty_bitmap(s->sync_bitmap, NULL);
-            bdrv_merge_dirty_bitmap(s->sync_bitmap, s->dirty_bitmap,
-                                    NULL, &error_abort);
+            bdrv_dirty_bitmap_merge_internal(s->sync_bitmap, s->dirty_bitmap,
+                                             NULL, true);
         }
     }
     bdrv_release_dirty_bitmap(s->dirty_bitmap);
@@ -1727,8 +1727,8 @@ static BlockJob *mirror_start_job(
     }
 
     if (s->sync_mode == MIRROR_SYNC_MODE_BITMAP) {
-        bdrv_merge_dirty_bitmap(s->dirty_bitmap, s->sync_bitmap,
-                                NULL, &local_err);
+        bdrv_dirty_bitmap_merge_internal(s->dirty_bitmap, s->sync_bitmap,
+                                         NULL, true);
         if (local_err) {
             goto fail;
         }
-- 
2.20.1