From: Tony Krowiak <akrowiak@linux.ibm.com>
To: linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org,
kvm@vger.kernel.org
Cc: kbuild-all@lists.01.org, freude@linux.ibm.com,
borntraeger@de.ibm.com, cohuck@redhat.com,
mjrosato@linux.ibm.com, pasic@linux.ibm.com,
alex.williamson@redhat.com, kwankhede@nvidia.com
Subject: Re: [PATCH v11 08/14] s390/vfio-ap: hot plug/unplug queues on bind/unbind of queue device
Date: Mon, 26 Oct 2020 13:04:13 -0400 [thread overview]
Message-ID: <6f8c339e-3d7e-c8c5-cda3-782ba5e68219@linux.ibm.com> (raw)
In-Reply-To: <202010230422.zcNkhr2n-lkp@intel.com>
On 10/22/20 4:30 PM, kernel test robot wrote:
> Hi Tony,
>
> I love your patch! Perhaps something to improve:
>
> [auto build test WARNING on s390/features]
> [also build test WARNING on linus/master kvms390/next linux/master v5.9 next-20201022]
> [If your patch is applied to the wrong git tree, kindly drop us a note.
> And when submitting patch, we suggest to use '--base' as documented in
> https://git-scm.com/docs/git-format-patch]
>
> url: https://github.com/0day-ci/linux/commits/Tony-Krowiak/s390-vfio-ap-dynamic-configuration-support/20201023-011543
> base: https://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git features
> config: s390-allyesconfig (attached as .config)
> compiler: s390-linux-gcc (GCC) 9.3.0
> reproduce (this is a W=1 build):
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # https://github.com/0day-ci/linux/commit/aea9ab29b77facc3bb09415ebe464fd6a22ec22e
> git remote add linux-review https://github.com/0day-ci/linux
> git fetch --no-tags linux-review Tony-Krowiak/s390-vfio-ap-dynamic-configuration-support/20201023-011543
> git checkout aea9ab29b77facc3bb09415ebe464fd6a22ec22e
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All warnings (new ones prefixed by >>):
>
> drivers/s390/crypto/vfio_ap_ops.c:1370:5: warning: no previous prototype for 'vfio_ap_mdev_reset_queue' [-Wmissing-prototypes]
> 1370 | int vfio_ap_mdev_reset_queue(unsigned int apid, unsigned int apqi,
> | ^~~~~~~~~~~~~~~~~~~~~~~~
My mistake, need to be a static function.
>>> drivers/s390/crypto/vfio_ap_ops.c:1617:6: warning: no previous prototype for 'vfio_ap_mdev_hot_unplug_queue' [-Wmissing-prototypes]
> 1617 | void vfio_ap_mdev_hot_unplug_queue(struct vfio_ap_queue *q)
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Ditto here, but this was reported for patch 01/14 and will be fixed there.
>
> vim +/vfio_ap_mdev_hot_unplug_queue +1617 drivers/s390/crypto/vfio_ap_ops.c
>
> 1616
>> 1617 void vfio_ap_mdev_hot_unplug_queue(struct vfio_ap_queue *q)
> 1618 {
> 1619 unsigned long apid = AP_QID_CARD(q->apqn);
> 1620
> 1621 if ((q->matrix_mdev == NULL) || !vfio_ap_mdev_has_crycb(q->matrix_mdev))
> 1622 return;
> 1623
> 1624 /*
> 1625 * If the APID is assigned to the guest, then let's
> 1626 * go ahead and unplug the adapter since the
> 1627 * architecture does not provide a means to unplug
> 1628 * an individual queue.
> 1629 */
> 1630 if (test_bit_inv(apid, q->matrix_mdev->shadow_apcb.apm)) {
> 1631 clear_bit_inv(apid, q->matrix_mdev->shadow_apcb.apm);
> 1632
> 1633 if (bitmap_empty(q->matrix_mdev->shadow_apcb.apm, AP_DEVICES))
> 1634 bitmap_clear(q->matrix_mdev->shadow_apcb.aqm, 0,
> 1635 AP_DOMAINS);
> 1636
> 1637 vfio_ap_mdev_commit_shadow_apcb(q->matrix_mdev);
> 1638 }
> 1639 }
> 1640
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
next prev parent reply other threads:[~2020-10-26 17:05 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-22 17:11 [PATCH v11 00/14] s390/vfio-ap: dynamic configuration support Tony Krowiak
2020-10-22 17:11 ` [PATCH v11 01/14] s390/vfio-ap: No need to disable IRQ after queue reset Tony Krowiak
2020-10-22 19:44 ` kernel test robot
2020-10-26 16:57 ` Tony Krowiak
2020-10-27 6:48 ` Halil Pasic
2020-10-29 23:29 ` Tony Krowiak
2020-10-30 16:13 ` Tony Krowiak
2020-10-30 17:27 ` Halil Pasic
2020-10-30 20:45 ` Tony Krowiak
2020-10-30 17:42 ` Halil Pasic
2020-10-30 20:37 ` Tony Krowiak
2020-10-31 3:43 ` Halil Pasic
2020-11-02 14:35 ` Tony Krowiak
2020-10-30 17:54 ` Halil Pasic
2020-10-30 20:53 ` Tony Krowiak
2020-10-30 21:13 ` Tony Krowiak
2020-10-30 17:56 ` Halil Pasic
2020-10-30 21:17 ` Tony Krowiak
2020-10-22 17:11 ` [PATCH v11 02/14] 390/vfio-ap: use new AP bus interface to search for queue devices Tony Krowiak
2020-10-27 7:01 ` Halil Pasic
2020-11-02 21:57 ` Tony Krowiak
2020-10-22 17:11 ` [PATCH v11 03/14] s390/vfio-ap: manage link between queue struct and matrix mdev Tony Krowiak
2020-10-27 9:33 ` Halil Pasic
2020-10-22 17:11 ` [PATCH v11 04/14] s390/zcrypt: driver callback to indicate resource in use Tony Krowiak
2020-10-27 13:01 ` Halil Pasic
2020-10-27 16:55 ` Harald Freudenberger
2020-11-13 21:30 ` Tony Krowiak
2020-11-14 0:00 ` Halil Pasic
2020-11-16 16:23 ` Tony Krowiak
2020-10-22 17:12 ` [PATCH v11 05/14] s390/vfio-ap: implement in-use callback for vfio_ap driver Tony Krowiak
2020-10-27 13:27 ` Halil Pasic
2020-11-13 17:14 ` Tony Krowiak
2020-11-13 23:47 ` Halil Pasic
2020-11-16 16:58 ` Tony Krowiak
2020-11-23 17:03 ` Cornelia Huck
2020-11-23 19:23 ` Tony Krowiak
2020-10-22 17:12 ` [PATCH v11 06/14] s390/vfio-ap: introduce shadow APCB Tony Krowiak
2020-10-28 8:11 ` Halil Pasic
2020-11-13 17:18 ` Tony Krowiak
2020-10-22 17:12 ` [PATCH v11 07/14] s390/vfio-ap: sysfs attribute to display the guest's matrix Tony Krowiak
2020-10-28 8:17 ` Halil Pasic
2020-11-13 17:27 ` Tony Krowiak
2020-11-13 23:12 ` Halil Pasic
2020-11-19 18:15 ` Tony Krowiak
2020-10-22 17:12 ` [PATCH v11 08/14] s390/vfio-ap: hot plug/unplug queues on bind/unbind of queue device Tony Krowiak
2020-10-22 20:30 ` kernel test robot
2020-10-26 17:04 ` Tony Krowiak [this message]
2020-10-28 13:57 ` Halil Pasic
2020-11-03 22:49 ` Tony Krowiak
2020-11-04 12:52 ` Halil Pasic
2020-11-04 21:20 ` Tony Krowiak
2020-11-05 12:27 ` Halil Pasic
2020-11-13 20:36 ` Tony Krowiak
2020-11-04 13:23 ` Halil Pasic
2020-10-22 17:12 ` [PATCH v11 09/14] s390/vfio-ap: allow assignment of unavailable AP queues to mdev device Tony Krowiak
2020-10-28 15:03 ` Halil Pasic
2020-10-22 17:12 ` [PATCH v11 10/14] s390/vfio-ap: allow hot plug/unplug of AP resources using " Tony Krowiak
2020-10-22 17:12 ` [PATCH v11 11/14] s390/zcrypt: Notify driver on config changed and scan complete callbacks Tony Krowiak
2020-10-27 17:28 ` Harald Freudenberger
2020-11-13 20:58 ` Tony Krowiak
2020-10-22 17:12 ` [PATCH v11 12/14] s390/vfio-ap: handle host AP config change notification Tony Krowiak
2020-10-22 21:17 ` kernel test robot
2020-10-26 17:07 ` Tony Krowiak
2020-10-26 17:21 ` Tony Krowiak
2020-11-03 9:48 ` kernel test robot
2020-11-13 21:06 ` Tony Krowiak
2020-10-22 17:12 ` [PATCH v11 13/14] s390/vfio-ap: handle AP bus scan completed notification Tony Krowiak
2020-10-22 17:12 ` [PATCH v11 14/14] s390/vfio-ap: update docs to include dynamic config support Tony Krowiak
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