Blame SOURCES/kvm-block-backup-prohibit-backup-from-using-in-use-bitma.patch

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From 238718e949e885a511fbc9c2486bddec78682341 Mon Sep 17 00:00:00 2001
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From: John Snow <jsnow@redhat.com>
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Date: Tue, 20 Nov 2018 18:18:20 +0000
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Subject: [PATCH 26/35] block/backup: prohibit backup from using in use bitmaps
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RH-Author: John Snow <jsnow@redhat.com>
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Message-id: <20181120181828.15132-17-jsnow@redhat.com>
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Patchwork-id: 83076
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O-Subject: [RHEL8/rhel qemu-kvm PATCH 16/24] block/backup: prohibit backup from using in use bitmaps
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Bugzilla: 1518989
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RH-Acked-by: Laurent Vivier <lvivier@redhat.com>
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RH-Acked-by: Max Reitz <mreitz@redhat.com>
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RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
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If the bitmap is frozen, we shouldn't touch it.
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Signed-off-by: John Snow <jsnow@redhat.com>
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Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
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Message-id: 20181002230218.13949-6-jsnow@redhat.com
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Signed-off-by: John Snow <jsnow@redhat.com>
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(cherry picked from commit b27a6b8b329a8dcbab9dc1af45586f7585f3d47b)
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Signed-off-by: John Snow <jsnow@redhat.com>
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Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
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---
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 blockdev.c | 12 ++++++------
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 1 file changed, 6 insertions(+), 6 deletions(-)
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diff --git a/blockdev.c b/blockdev.c
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index 916153e..56a3d0f 100644
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--- a/blockdev.c
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+++ b/blockdev.c
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@@ -3622,10 +3622,10 @@ static BlockJob *do_drive_backup(DriveBackup *backup, JobTxn *txn,
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             bdrv_unref(target_bs);
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             goto out;
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         }
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-        if (bdrv_dirty_bitmap_qmp_locked(bmap)) {
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+        if (bdrv_dirty_bitmap_user_locked(bmap)) {
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             error_setg(errp,
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-                       "Bitmap '%s' is currently locked and cannot be used for "
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-                       "backup", backup->bitmap);
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+                       "Bitmap '%s' is currently in use by another operation"
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+                       " and cannot be used for backup", backup->bitmap);
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             goto out;
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         }
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     }
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@@ -3730,10 +3730,10 @@ BlockJob *do_blockdev_backup(BlockdevBackup *backup, JobTxn *txn,
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             error_setg(errp, "Bitmap '%s' could not be found", backup->bitmap);
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             goto out;
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         }
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-        if (bdrv_dirty_bitmap_qmp_locked(bmap)) {
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+        if (bdrv_dirty_bitmap_user_locked(bmap)) {
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             error_setg(errp,
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-                       "Bitmap '%s' is currently locked and cannot be used for "
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-                       "backup", backup->bitmap);
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+                       "Bitmap '%s' is currently in use by another operation"
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+                       " and cannot be used for backup", backup->bitmap);
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             goto out;
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         }
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     }
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-- 
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1.8.3.1
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