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

From: Stephen Rothwell <[email-masked]>
Date: Wed, 19 Aug 2015 10:05:36 +1000

Hi Trond,

On Tue, 18 Aug 2015 10:56:34 +1000 Stephen Rothwell <[email-masked]> wrote:
>
> After merging the nfs tree, today's linux-next build (x86_64 allmodconfig)
> failed like this:
> 
> drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c: In function 'kiblnd_pmr_pool_map':
> drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c:1828:2: error: implicit declaration of function 'ib_reg_phys_mr' [-Werror=implicit-function-declaration]
>   pmr->pmr_mr = ib_reg_phys_mr(hdev->ibh_pd,
>   ^
> drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c:1828:14: warning: assignment makes pointer from integer without a cast
>   pmr->pmr_mr = ib_reg_phys_mr(hdev->ibh_pd,
>               ^
> drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c: In function 'kiblnd_hdev_setup_mrs':
> drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c:2380:6: warning: assignment makes pointer from integer without a cast
>    mr = ib_reg_phys_mr(hdev->ibh_pd, &ipb, 1, acflags, &iova);
>       ^
> 
> Caused by commit
> 
>   1241d7bf2ac8 ("core: Remove the ib_reg_phys_mr() and ib_rereg_phys_mr() verbs")
> 
> which noted this build failure would occur :-(
> 
> Since this commit is self comtained, I have reverted it until someone
> provides a fix for the lustre code.

Today, I will disable lustre (from staging) instead (thanks to
Christoph for reminding me of this policy).

-- 
Cheers,
Stephen Rothwell                    [email-masked]