From 3cccc41aae7526469ca941d12857ed3d6195b782 Mon Sep 17 00:00:00 2001
From: John Snow <jsnow@redhat.com>
Date: Wed, 6 Feb 2019 22:12:27 +0100
Subject: [PATCH 17/33] dirty-bitmap: rename bdrv_undo_clear_dirty_bitmap

RH-Author: John Snow <jsnow@redhat.com>
Message-id: <20190206221243.7407-8-jsnow@redhat.com>
Patchwork-id: 84271
O-Subject: [RHEL-7.7 qemu-kvm-rhev PATCH v2 07/23] dirty-bitmap: rename bdrv_undo_clear_dirty_bitmap
Bugzilla: 1658343
RH-Acked-by: Thomas Huth <thuth@redhat.com>
RH-Acked-by: Laurent Vivier <lvivier@redhat.com>
RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>

From: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>

Use more generic names to reuse the function for bitmap merge in the
following commit.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: John Snow <jsnow@redhat.com>
(cherry picked from commit 56bd662497259400b7c9f155aaebaddde4450028)
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
---
 block/dirty-bitmap.c      | 4 ++--
 blockdev.c                | 2 +-
 include/block/block_int.h | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c
index 999a40c..cadde5c 100644
--- a/block/dirty-bitmap.c
+++ b/block/dirty-bitmap.c
@@ -633,11 +633,11 @@ void bdrv_clear_dirty_bitmap(BdrvDirtyBitmap *bitmap, HBitmap **out)
     bdrv_dirty_bitmap_unlock(bitmap);
 }
 
-void bdrv_undo_clear_dirty_bitmap(BdrvDirtyBitmap *bitmap, HBitmap *in)
+void bdrv_restore_dirty_bitmap(BdrvDirtyBitmap *bitmap, HBitmap *backup)
 {
     HBitmap *tmp = bitmap->bitmap;
     assert(!bdrv_dirty_bitmap_readonly(bitmap));
-    bitmap->bitmap = in;
+    bitmap->bitmap = backup;
     hbitmap_free(tmp);
 }
 
diff --git a/blockdev.c b/blockdev.c
index cef1bfe..5d9508c 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -2184,7 +2184,7 @@ static void block_dirty_bitmap_clear_abort(BlkActionState *common)
                                              common, common);
 
     if (state->backup) {
-        bdrv_undo_clear_dirty_bitmap(state->bitmap, state->backup);
+        bdrv_restore_dirty_bitmap(state->bitmap, state->backup);
     }
 }
 
diff --git a/include/block/block_int.h b/include/block/block_int.h
index ff923b7..f457acb 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -1141,7 +1141,7 @@ bool blk_dev_is_medium_locked(BlockBackend *blk);
 void bdrv_set_dirty(BlockDriverState *bs, int64_t offset, int64_t bytes);
 
 void bdrv_clear_dirty_bitmap(BdrvDirtyBitmap *bitmap, HBitmap **out);
-void bdrv_undo_clear_dirty_bitmap(BdrvDirtyBitmap *bitmap, HBitmap *in);
+void bdrv_restore_dirty_bitmap(BdrvDirtyBitmap *bitmap, HBitmap *backup);
 
 void bdrv_inc_in_flight(BlockDriverState *bs);
 void bdrv_dec_in_flight(BlockDriverState *bs);
-- 
1.8.3.1