linux-kernel - Re: mmotm 2018-03-14-16-24 uploaded (lustre)

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Date:   Fri, 16 Mar 2018 14:47:48 +1100
From:   NeilBrown <neilb@...e.com>
To:     Randy Dunlap <rdunlap@...radead.org>, akpm@...ux-foundation.org,
        broonie@...nel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        linux-next@...r.kernel.org, mhocko@...e.cz,
        mm-commits@...r.kernel.org, sfr@...b.auug.org.au,
        lustre-devel@...ts.lustre.org
Subject: Re: mmotm 2018-03-14-16-24 uploaded (lustre)

On Thu, Mar 15 2018, Randy Dunlap wrote:

> On 03/14/2018 04:24 PM, akpm@...ux-foundation.org wrote:
>> The mm-of-the-moment snapshot 2018-03-14-16-24 has been uploaded to
>> 
>>    http://www.ozlabs.org/~akpm/mmotm/
>
> (not from the mmotm patches, but in its linux-next.patch)
>
> CONFIG_LUSTRE_FS=y
> # CONFIG_LUSTRE_DEBUG_EXPENSIVE_CHECK is not set
>
>
> In file included from ../drivers/staging/lustre/include/linux/libcfs/libcfs.h:42:0,
>                  from ../drivers/staging/lustre/lustre/obdclass/lu_object.c:44:
> ../drivers/staging/lustre/lustre/obdclass/lu_object.c: In function 'lu_context_key_degister':
> ../drivers/staging/lustre/lustre/obdclass/lu_object.c:1410:51: error: dereferencing pointer to incomplete type
>           __func__, key->lct_owner ? key->lct_owner->name : "",
>                                                    ^

Thanks for the report.
Arnd Bergmann posted a patch to fix this on Tuesday

Message-Id: <20180313130425.3975930-1-arnd@...db.de>

http://lkml.kernel.org/r/<20180313130425.3975930-1-arnd@...db.de>

so the error should disappear soon.

Thanks,
NeilBrown


> ../drivers/staging/lustre/include/linux/libcfs/libcfs_debug.h:123:41: note: in definition of macro '__CDEBUG'
>    libcfs_debug_msg(&msgdata, format, ## __VA_ARGS__); \
>                                          ^
> ../drivers/staging/lustre/lustre/obdclass/lu_object.c:1409:3: note: in expansion of macro 'CDEBUG'
>    CDEBUG(D_INFO, "%s: \"%s\" %p, %d\n",
>    ^
> ../drivers/staging/lustre/lustre/obdclass/lu_object.c: In function 'lu_context_key_quiesce':
> ../drivers/staging/lustre/lustre/obdclass/lu_object.c:1550:42: error: dereferencing pointer to incomplete type
>            key->lct_owner ? key->lct_owner->name : "",
>                                           ^
> ../drivers/staging/lustre/include/linux/libcfs/libcfs_debug.h:123:41: note: in definition of macro '__CDEBUG'
>    libcfs_debug_msg(&msgdata, format, ## __VA_ARGS__); \
>                                          ^
> ../drivers/staging/lustre/lustre/obdclass/lu_object.c:1548:4: note: in expansion of macro 'CDEBUG'
>     CDEBUG(D_INFO, "%s: \"%s\" %p, %d (%d)\n",
>     ^
>
>
>
> -- 
> ~Randy

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