Re: [Qemu-devel] [PATCH v3 04/13] block: support BDRV_REQ_ALLOCATE in passthrough drivers

[Anton Nefedov]

On 07/31/2017 10:11 PM, Eric Blake wrote:

On 07/31/2017 11:21 AM, Anton Nefedov wrote:

Support the flag if the underlying BDS supports it

Signed-off-by: Anton Nefedov <anton.nefe...@virtuozzo.com>
---
  block/blkdebug.c   | 3 ++-
  block/raw-format.c | 3 ++-
  2 files changed, 4 insertions(+), 2 deletions(-)

What about blkverify, commit, and mirror?  Should they also pass through
various flags?

looks like commit is read-only, but blkverify and mirror probably
should, will try to fix that

/Anton