[sheepdog] [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 14:35:02 CET 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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