[GEDI] [PATCH 2/2] block: trickle down the fallback image creation function use to the block drivers

Eric Blake eblake at redhat.com
Thu Mar 26 13:35:02 UTC 2020


On 3/26/20 8:28 AM, Kevin Wolf wrote:
> Am 26.03.2020 um 14:20 hat Eric Blake geschrieben:
>>> +++ b/block/file-posix.c
>>> @@ -3513,6 +3513,8 @@ static BlockDriver bdrv_host_device = {
>>>        .bdrv_reopen_prepare = raw_reopen_prepare,
>>>        .bdrv_reopen_commit  = raw_reopen_commit,
>>>        .bdrv_reopen_abort   = raw_reopen_abort,
>>> +    .bdrv_co_create_opts = bdrv_co_create_opts_simple,
>>> +    .create_opts         = &bdrv_create_opts_simple,
>>
>> I'd drop the leading & for consistency with the rest of this struct
>> initializer.
> 
> This one isn't a function pointer, so I think the & is necessary.

Ah, right. Visual pattern-matching failed me, since I didn't read the 
actual types in the .h file.

Hmm - is it possible to write the patch in such a way that .create_opts 
can be left NULL when .bdrv_co_create_opts is bdrv_co_create_opts_simple?

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3226
Virtualization:  qemu.org | libvirt.org



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