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block: Fix bdrv_has_zero_init

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Assuming that any image on a block device is not properly zero-initialized is
actually wrong: Only raw images have this problem. Any other image format
shouldn't care about it, they initialize everything properly themselves.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2010-07-28 11:26:29 +02:00
parent bd0858bb46
commit 336c1c1255
5 changed files with 28 additions and 10 deletions
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6
block/raw.c
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@ -237,6 +237,11 @@ static QEMUOptionParameter raw_create_options[] = {
{ NULL }
};
static int raw_has_zero_init(BlockDriverState *bs)
{
return bdrv_has_zero_init(bs->file);
}
static BlockDriver bdrv_raw = {
.format_name = "raw",
@ -264,6 +269,7 @@ static BlockDriver bdrv_raw = {
.bdrv_create = raw_create,
.create_options = raw_create_options,
.bdrv_has_zero_init = raw_has_zero_init,
};
static void bdrv_raw_init(void)