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block: remove has_variable_length from BlockDriver

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Fill in the field in BlockLimits directly for host devices, and
copy it from there for the raw format.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20230407153303.391121-5-pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Paolo Bonzini
2023-04-07 17:32:59 +02:00
committed by Kevin Wolf
parent 439cc330c5
commit 8c6f27e7d8
5 changed files with 11 additions and 10 deletions
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3
block/raw-format.c
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@ -377,6 +377,8 @@ raw_co_get_info(BlockDriverState *bs, BlockDriverInfo *bdi)
static void raw_refresh_limits(BlockDriverState *bs, Error **errp)
{
bs->bl.has_variable_length = bs->file->bs->bl.has_variable_length;
if (bs->probed) {
/* To make it easier to protect the first sector, any probed
* image is restricted to read-modify-write on sub-sector
@ -623,7 +625,6 @@ BlockDriver bdrv_raw = {
.bdrv_co_truncate = &raw_co_truncate,
.bdrv_co_getlength = &raw_co_getlength,
.is_format = true,
.has_variable_length = true,
.bdrv_measure = &raw_measure,
.bdrv_co_get_info = &raw_co_get_info,
.bdrv_refresh_limits = &raw_refresh_limits,