On May 30, 2018, at 10:23 PM, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> Hi all,
>
> After merging the device-mapper tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
>
> drivers/md/dm-writecache.c: In function 'writecache_dtr':
> drivers/md/dm-writecache.c:1799:3: error: implicit declaration of function 'bioset_free'; did you mean 'bvec_free'? [-Werror=implicit-function-declaration]
> bioset_free(wc->bio_set);
> ^~~~~~~~~~~
> bvec_free
> drivers/md/dm-writecache.c: In function 'writecache_ctr':
> drivers/md/dm-writecache.c:1929:17: error: implicit declaration of function 'bioset_create'; did you mean 'bioset_exit'? [-Werror=implicit-function-declaration]
> wc->bio_set = bioset_create(BIO_POOL_SIZE,
> ^~~~~~~~~~~~~
> bioset_exit
> drivers/md/dm-writecache.c:1929:15: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
> wc->bio_set = bioset_create(BIO_POOL_SIZE,
> ^
>
> Caused by commit
>
> 2105231db61b ("dm: add writecache target")
>
> interacting with commit
>
> dad08527525f ("block: Drop bioset_create()")
>
> from the block tree.
>
> Can we please consider not immediately dropping APIs if at all
> possible. :-(
I’ll drop the last patch, we can do that at the end of the merge window instead.
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