Subject: Re: linux-next: build failure after merge of the device-mapper tree

From: Mike Snitzer <[email-masked]>
Date: Wed, 7 Feb 2024 10:47:23 -0500

On Tue, Feb 06 2024 at 10:40P -0500,
Stephen Rothwell <[email-masked]> wrote:

> Hi all,
> 
> After merging the device-mapper tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
> 
> drivers/md/dm-vdo/io-factory.c: In function 'read_ahead':
> drivers/md/dm-vdo/io-factory.c:118:17: error: too few arguments to function 'dm_bufio_prefetch'
>   118 |                 dm_bufio_prefetch(reader->client, block_number, read_ahead);
>       |                 ^~~~~~~~~~~~~~~~~
> In file included from drivers/md/dm-vdo/io-factory.h:9,
>                  from drivers/md/dm-vdo/io-factory.c:6:
> include/linux/dm-bufio.h:86:6: note: declared here
>    86 | void dm_bufio_prefetch(struct dm_bufio_client *c,
>       |      ^~~~~~~~~~~~~~~~~
> drivers/md/dm-vdo/io-factory.c: In function 'position_reader':
> drivers/md/dm-vdo/io-factory.c:182:24: error: too few arguments to function 'dm_bufio_read'
>   182 |                 data = dm_bufio_read(reader->client, block_number, &buffer);
>       |                        ^~~~~~~~~~~~~
> include/linux/dm-bufio.h:64:7: note: declared here
>    64 | void *dm_bufio_read(struct dm_bufio_client *c, sector_t block,
>       |       ^~~~~~~~~~~~~
> 
> Caused by commit
> 
>   82da73bac1ee ("dm vdo: add deduplication index storage interface")
> 
> interacting with commit
> 
>   3be93545346e ("dm bufio: Support IO priority")
> 
> I have used the device-mapper tree from next-20240206 for today.

I've just fixed the device-mapper tree. Sorry for the trouble,

Mike