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Fix -snapshot deleting images on disk change

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Block device change command did not copy BDRV_O_SNAPSHOT flag. Thus
the new image did not have this flag and the file got deleted during
opening.

Fix by copying BDRV_O_SNAPSHOT flag.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Blue Swirl 2010-07-25 20:49:34 +00:00 • committed by Kevin Wolf
parent c98ac35d87
commit 199630b62e
3 changed files with 7 additions and 0 deletions
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5
block.c
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@ -1811,6 +1811,11 @@ int bdrv_can_snapshot(BlockDriverState *bs)
return 1;
}
int bdrv_is_snapshot(BlockDriverState *bs)
{
return !!(bs->open_flags & BDRV_O_SNAPSHOT);
}
BlockDriverState *bdrv_snapshots(void)
{
BlockDriverState *bs;