From: Jeffrey Hugo <quic_jhugo@quicinc.com>
To: Greg KH <greg@kroah.com>, Oded Gabbay <ogabbay@kernel.org>,
"Stephen Rothwell" <sfr@canb.auug.org.au>,
Dave Airlie <airlied@redhat.com>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
DRI <dri-devel@lists.freedesktop.org>,
Pranjal Ramajor Asha Kanojiya <quic_pkanojiy@quicinc.com>,
Linux Next Mailing List <linux-next@vger.kernel.org>,
Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Subject: Re: linux-next: build failure after merge of the driver-core tree
Date: Tue, 11 Apr 2023 09:08:39 -0600 [thread overview]
Message-ID: <1094266f-d845-9fa4-9f44-85de8352c04f@quicinc.com> (raw)
In-Reply-To: <ZDV2Nvs57Orx47tj@phenom.ffwll.local>
On 4/11/2023 9:01 AM, Daniel Vetter wrote:
> On Tue, Apr 11, 2023 at 12:40:28PM +0200, Greg KH wrote:
>> On Tue, Apr 11, 2023 at 11:55:20AM +0200, Daniel Vetter wrote:
>>> On Tue, Apr 11, 2023 at 02:38:12PM +1000, Stephen Rothwell wrote:
>>>> Hi all,
>>>>
>>>> After merging the driver-core tree, today's linux-next build (x86_64
>>>> allmodconfig) failed like this:
>>>>
>>>> In file included from include/linux/linkage.h:7,
>>>> from include/linux/kernel.h:17,
>>>> from drivers/accel/qaic/mhi_qaic_ctrl.c:4:
>>>> drivers/accel/qaic/mhi_qaic_ctrl.c: In function 'mhi_qaic_ctrl_init':
>>>> include/linux/export.h:27:22: error: passing argument 1 of 'class_create' from incompatible pointer type [-Werror=incompatible-pointer-types]
>>>> 27 | #define THIS_MODULE (&__this_module)
>>>> | ~^~~~~~~~~~~~~~~
>>>> | |
>>>> | struct module *
>>>> drivers/accel/qaic/mhi_qaic_ctrl.c:544:38: note: in expansion of macro 'THIS_MODULE'
>>>> 544 | mqc_dev_class = class_create(THIS_MODULE, MHI_QAIC_CTRL_DRIVER_NAME);
>>>> | ^~~~~~~~~~~
>>>> In file included from include/linux/device.h:31,
>>>> from include/linux/mhi.h:9,
>>>> from drivers/accel/qaic/mhi_qaic_ctrl.c:5:
>>>> include/linux/device/class.h:229:54: note: expected 'const char *' but argument is of type 'struct module *'
>>>> 229 | struct class * __must_check class_create(const char *name);
>>>> | ~~~~~~~~~~~~^~~~
>>>> drivers/accel/qaic/mhi_qaic_ctrl.c:544:25: error: too many arguments to function 'class_create'
>>>> 544 | mqc_dev_class = class_create(THIS_MODULE, MHI_QAIC_CTRL_DRIVER_NAME);
>>>> | ^~~~~~~~~~~~
>>>> include/linux/device/class.h:229:29: note: declared here
>>>> 229 | struct class * __must_check class_create(const char *name);
>>>> | ^~~~~~~~~~~~
>>>>
>>>> Caused by commit
>>>>
>>>> 1aaba11da9aa ("driver core: class: remove module * from class_create()")
>>>>
>>>> interacting with commit
>>>>
>>>> 566fc96198b4 ("accel/qaic: Add mhi_qaic_cntl")
>>>>
>>>> from the drm tree.
>>>>
>>>> I have applied the following merge fix patch for today.
>>>>
>>>> From: Stephen Rothwell <sfr@canb.auug.org.au>
>>>> Date: Tue, 11 Apr 2023 14:16:57 +1000
>>>> Subject: [PATCH] fixup for "driver core: class: remove module * from class_create()"
>>>>
>>>> interacting with "accel/qaic: Add mhi_qaic_cntl"
>>>>
>>>> Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
>>>
>>> Thanks for the fixup. Since Dave is out I've made a note about this in my
>>> handover mail so it won't get lost in the drm-next merge window pull. I
>>> don't think we need any other coordination than mention it in each pull to
>>> Linus, topic tree seems overkill for this. Plus there's no way I can
>>> untangle the drm tree anyway :-).
>>
>> Want me to submit a patch for the drm tree that moves this to use
>> class_register() instead, which will make the merge/build issue go away
>> for you? That's my long-term goal here anyway, so converting this new
>> code to this api today would be something I have to do eventually :)
>
> We kinda closed drm-next for feature work mostly already (just pulling
> stuff in from subtrees), so won't really help for this merge window.
>
> For everything else I think this is up to Oded, I had no idea qaic needed
> it's entire own dev class and I don't want to dig into this for the risk I
> might freak out :-)
>
> Adding Oded.
>
> Cheers, Daniel
Sorry for the mess.
I made a note to update to class_register() once my drm-misc access is
sorted out. Looks like we'll address the conflict in the merge window,
and catch the update to the new API in the following release.
-Jeff
next prev parent reply other threads:[~2023-04-11 15:09 UTC|newest]
Thread overview: 181+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-11 4:38 linux-next: build failure after merge of the driver-core tree Stephen Rothwell
2023-04-11 9:55 ` Daniel Vetter
2023-04-11 10:40 ` Greg KH
2023-04-11 15:01 ` Daniel Vetter
2023-04-11 15:08 ` Jeffrey Hugo [this message]
2023-04-11 15:13 ` Greg KH
2023-04-11 15:26 ` Jeffrey Hugo
2023-04-11 15:29 ` Jeffrey Hugo
2023-04-11 16:31 ` Daniel Vetter
2023-04-11 17:18 ` Jeffrey Hugo
2023-04-11 18:21 ` Daniel Vetter
2023-04-11 18:37 ` Jeffrey Hugo
2023-04-11 18:47 ` Daniel Vetter
2023-04-12 6:11 ` Greg KH
-- strict thread matches above, loose matches on Subject: below --
2023-08-15 7:24 Stephen Rothwell
2023-08-15 15:21 ` Greg KH
2023-08-16 7:39 ` Maxime Ripard
2023-03-27 4:46 Stephen Rothwell
2023-03-27 7:33 ` Greg KH
2023-03-27 8:22 ` Stephen Rothwell
2023-03-27 9:15 ` Greg KH
2023-03-27 15:09 ` Vasily Gorbik
2023-01-30 4:28 Stephen Rothwell
2023-01-30 16:01 ` Greg KH
2023-01-30 16:23 ` Geert Uytterhoeven
2022-12-01 2:18 Stephen Rothwell
2022-11-30 1:38 Stephen Rothwell
2022-11-30 12:01 ` Greg KH
2022-11-28 2:36 Stephen Rothwell
2022-11-28 11:50 ` Greg KH
2022-11-28 12:44 ` Stephen Rothwell
2022-11-28 16:22 ` Greg KH
2022-11-28 19:46 ` Stephen Rothwell
2022-11-29 8:28 ` Greg KH
2022-11-28 17:35 ` Greg KH
2022-11-14 4:12 Stephen Rothwell
2022-11-14 8:46 ` Andy Shevchenko
2022-11-14 8:59 ` Greg KH
2021-07-23 5:09 Stephen Rothwell
2021-07-23 5:34 ` Uwe Kleine-König
2021-08-10 12:13 ` Geert Uytterhoeven
2021-08-12 20:51 ` Doug Anderson
2021-02-10 10:47 Stephen Rothwell
2021-02-10 18:18 ` Greg KH
2021-02-10 19:06 ` Saravana Kannan
2021-02-10 19:17 ` Saravana Kannan
2021-02-10 19:36 ` Greg KH
2021-02-10 20:14 ` Rob Herring
2021-02-10 20:43 ` Saravana Kannan
2021-02-10 20:59 ` Rob Herring
2020-09-09 5:47 Stephen Rothwell
2020-09-09 7:21 ` Greg KH
2020-09-09 21:47 ` Kees Cook
2020-09-09 7:28 ` Greg KH
2020-07-27 6:55 Stephen Rothwell
2020-07-27 10:17 ` Greg KH
2020-07-28 19:53 ` Kees Cook
2019-09-18 17:09 Mark Brown
2019-09-18 18:52 ` Greg KH
2019-09-18 19:03 ` Linus Torvalds
2019-09-18 19:07 ` Greg KH
2019-09-18 20:56 ` Suzuki K Poulose
2019-09-18 21:55 ` Mark Brown
2019-08-29 7:35 Stephen Rothwell
2019-08-29 10:10 ` Greg KH
2019-02-01 2:41 Stephen Rothwell
2019-02-01 14:18 ` Greg KH
2017-06-13 6:04 Stephen Rothwell
2017-06-13 6:20 ` Greg KH
2017-06-13 6:25 ` Stephen Rothwell
2017-06-13 6:30 ` Sergey Senozhatsky
2016-05-02 5:42 Stephen Rothwell
2016-05-02 11:40 ` William Breathitt Gray
2016-05-02 14:47 ` Greg KH
2015-05-21 7:52 Stephen Rothwell
2014-12-01 7:49 Stephen Rothwell
2014-05-28 8:03 Stephen Rothwell
2014-05-28 9:30 ` Jean Delvare
2014-03-12 0:51 Mark Brown
2014-03-12 1:50 ` Greg KH
2014-03-12 3:55 ` Benjamin Herrenschmidt
2014-03-12 11:37 ` Mark Brown
2014-03-12 19:59 ` Benjamin Herrenschmidt
2014-03-12 20:02 ` Tejun Heo
2014-03-12 20:14 ` Benjamin Herrenschmidt
2014-03-12 20:21 ` Tejun Heo
2014-03-13 0:37 ` Benjamin Herrenschmidt
2014-03-13 22:14 ` Benjamin Herrenschmidt
2014-03-14 13:00 ` Tejun Heo
2014-03-15 0:03 ` Greg KH
2014-03-15 2:57 ` Benjamin Herrenschmidt
2014-03-15 5:29 ` Greg KH
2014-03-15 7:14 ` Benjamin Herrenschmidt
2014-03-16 23:16 ` Stephen Rothwell
2014-03-17 18:36 ` Greg KH
2014-03-16 23:16 ` Stephen Rothwell
2014-03-17 18:33 ` Greg KH
2014-03-17 20:33 ` Benjamin Herrenschmidt
2014-03-17 21:56 ` Greg KH
2014-03-17 22:05 ` Tejun Heo
2014-03-17 22:21 ` Tejun Heo
2014-03-18 0:07 ` Stewart Smith
2014-03-18 0:22 ` Benjamin Herrenschmidt
2014-03-18 15:58 ` Tejun Heo
2014-03-18 0:00 ` Stewart Smith
2014-03-18 0:16 ` Benjamin Herrenschmidt
2014-03-17 8:28 ` Stephen Rothwell
2013-08-22 5:39 Stephen Rothwell
2013-08-22 15:36 ` Greg KH
2013-01-18 2:29 Stephen Rothwell
2013-01-18 4:13 ` Greg KH
2013-01-18 14:14 ` Kondratiev, Vladimir
2012-08-17 4:01 Stephen Rothwell
2012-08-17 13:25 ` Greg KH
2012-07-10 5:32 Stephen Rothwell
2012-07-10 9:03 ` Mark Brown
2012-07-10 11:14 ` Stephen Rothwell
2012-07-10 21:10 ` Linus Walleij
2012-05-01 4:59 Stephen Rothwell
2012-05-01 7:05 ` Bart Van Assche
2012-05-01 13:45 ` Greg KH
2012-04-19 4:48 Stephen Rothwell
2012-04-19 20:07 ` Greg KH
2012-04-20 2:19 ` Greg KH
2012-01-27 2:59 Stephen Rothwell
2012-01-27 15:24 ` Alan Stern
2012-01-27 22:36 ` Greg KH
2012-01-05 6:28 Stephen Rothwell
2012-01-05 23:20 ` Greg KH
2011-12-28 6:45 Stephen Rothwell
2012-01-03 16:21 ` Greg KH
2012-01-04 0:07 ` Kay Sievers
2012-01-04 0:31 ` Greg KH
2012-01-04 22:03 ` Kay Sievers
2012-01-04 23:13 ` Greg KH
2012-01-04 23:07 ` Greg KH
2012-01-04 23:48 ` Stephen Rothwell
2012-01-05 0:01 ` Kay Sievers
2012-01-05 0:17 ` Stephen Rothwell
2012-01-05 0:57 ` Josh Triplett
2011-12-15 6:37 Stephen Rothwell
2011-12-15 7:21 ` Greg KH
2011-12-15 10:10 ` Kay Sievers
2011-12-15 19:09 ` Greg KH
2011-12-14 4:48 Stephen Rothwell
2011-12-14 9:24 ` Peter Zijlstra
2011-12-14 15:03 ` Greg KH
2011-12-14 15:13 ` Peter Zijlstra
2011-12-14 17:01 ` Greg KH
2011-12-14 19:24 ` Greg KH
2011-11-21 1:57 Stephen Rothwell
2010-08-04 4:25 Stephen Rothwell
2010-08-04 4:44 ` Guenter Roeck
2010-08-04 15:52 ` Greg KH
2010-08-04 21:24 ` Jesse Barnes
2010-05-18 6:45 Stephen Rothwell
2010-05-18 7:00 ` Eric W. Biederman
2010-05-18 7:48 ` Al Viro
2010-05-18 7:54 ` Stephen Rothwell
2010-05-18 10:35 ` Eric W. Biederman
2010-05-18 15:02 ` Al Viro
2010-05-18 19:58 ` Eric W. Biederman
2010-05-18 21:25 ` Greg KH
2010-05-18 21:59 ` Eric W. Biederman
2010-05-18 6:44 Stephen Rothwell
2010-05-18 14:02 ` Greg KH
2010-05-18 14:04 ` Chris Wright
2010-05-18 21:06 ` Chris Wright
2010-05-18 21:24 ` Greg KH
2010-03-17 4:41 Stephen Rothwell
2010-03-17 7:21 ` Neil Brown
2010-03-17 15:51 ` Sage Weil
2010-03-17 22:30 ` Stephen Rothwell
2010-03-24 1:37 ` Neil Brown
2010-03-24 14:54 ` Sage Weil
2010-03-03 6:14 Stephen Rothwell
2010-03-03 6:31 ` Stephen Rothwell
2010-02-16 6:39 Stephen Rothwell
2010-02-16 9:01 ` Jean Delvare
2010-02-17 4:56 ` Greg KH
2010-02-18 4:27 ` Greg KH
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