From: kernel test robot <lkp@intel.com>
To: Eric Auger <eric.auger@redhat.com>,
eric.auger.pro@gmail.com, iommu@lists.linux-foundation.org,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
kvmarm@lists.cs.columbia.edu, will@kernel.org, joro@8bytes.org,
maz@kernel.org, robin.murphy@arm.com
Cc: kbuild-all@lists.01.org
Subject: Re: [PATCH v11 05/13] vfio/pci: Register an iommu fault handler
Date: Tue, 17 Nov 2020 03:30:03 +0800 [thread overview]
Message-ID: <202011170334.hUtdwv6l-lkp@intel.com> (raw)
In-Reply-To: <20201116110030.32335-6-eric.auger@redhat.com>
[-- Attachment #1: Type: text/plain, Size: 2960 bytes --]
Hi Eric,
I love your patch! Perhaps something to improve:
[auto build test WARNING on v5.10-rc4]
[also build test WARNING on next-20201116]
[cannot apply to vfio/next]
[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/Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20201116-190742
base: 09162bc32c880a791c6c0668ce0745cf7958f576
config: x86_64-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/747ef402696e1192684908ca99f06f3d68466c04
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20201116-190742
git checkout 747ef402696e1192684908ca99f06f3d68466c04
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
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 >>):
In file included from include/linux/vfio.h:16,
from drivers/vfio/pci/vfio_pci.c:26:
include/uapi/linux/vfio.h:1231:34: error: field 'config' has incomplete type
1231 | struct iommu_pasid_table_config config; /* used on SET */
| ^~~~~~
>> drivers/vfio/pci/vfio_pci.c:339:5: warning: no previous prototype for 'vfio_pci_iommu_dev_fault_handler' [-Wmissing-prototypes]
339 | int vfio_pci_iommu_dev_fault_handler(struct iommu_fault *fault, void *data)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/vfio_pci_iommu_dev_fault_handler +339 drivers/vfio/pci/vfio_pci.c
338
> 339 int vfio_pci_iommu_dev_fault_handler(struct iommu_fault *fault, void *data)
340 {
341 struct vfio_pci_device *vdev = (struct vfio_pci_device *)data;
342 struct vfio_region_dma_fault *reg =
343 (struct vfio_region_dma_fault *)vdev->fault_pages;
344 struct iommu_fault *new;
345 u32 head, tail, size;
346 int ret = -EINVAL;
347
348
349 if (WARN_ON(!reg))
350 return ret;
351
352 mutex_lock(&vdev->fault_queue_lock);
353
354 head = reg->head;
355 tail = reg->tail;
356 size = reg->nb_entries;
357
358 new = (struct iommu_fault *)(vdev->fault_pages + reg->offset +
359 head * reg->entry_size);
360
361 if (CIRC_SPACE(head, tail, size) < 1) {
362 ret = -ENOSPC;
363 goto unlock;
364 }
365
366 *new = *fault;
367 reg->head = (head + 1) % size;
368 ret = 0;
369 unlock:
370 mutex_unlock(&vdev->fault_queue_lock);
371 return ret;
372 }
373
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 77008 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: Eric Auger <eric.auger@redhat.com>,
eric.auger.pro@gmail.com, iommu@lists.linux-foundation.org,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
kvmarm@lists.cs.columbia.edu, will@kernel.org, joro@8bytes.org,
maz@kernel.org, robin.murphy@arm.com
Cc: kbuild-all@lists.01.org
Subject: Re: [PATCH v11 05/13] vfio/pci: Register an iommu fault handler
Date: Tue, 17 Nov 2020 03:30:03 +0800 [thread overview]
Message-ID: <202011170334.hUtdwv6l-lkp@intel.com> (raw)
In-Reply-To: <20201116110030.32335-6-eric.auger@redhat.com>
[-- Attachment #1: Type: text/plain, Size: 2960 bytes --]
Hi Eric,
I love your patch! Perhaps something to improve:
[auto build test WARNING on v5.10-rc4]
[also build test WARNING on next-20201116]
[cannot apply to vfio/next]
[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/Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20201116-190742
base: 09162bc32c880a791c6c0668ce0745cf7958f576
config: x86_64-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/747ef402696e1192684908ca99f06f3d68466c04
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20201116-190742
git checkout 747ef402696e1192684908ca99f06f3d68466c04
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
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 >>):
In file included from include/linux/vfio.h:16,
from drivers/vfio/pci/vfio_pci.c:26:
include/uapi/linux/vfio.h:1231:34: error: field 'config' has incomplete type
1231 | struct iommu_pasid_table_config config; /* used on SET */
| ^~~~~~
>> drivers/vfio/pci/vfio_pci.c:339:5: warning: no previous prototype for 'vfio_pci_iommu_dev_fault_handler' [-Wmissing-prototypes]
339 | int vfio_pci_iommu_dev_fault_handler(struct iommu_fault *fault, void *data)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/vfio_pci_iommu_dev_fault_handler +339 drivers/vfio/pci/vfio_pci.c
338
> 339 int vfio_pci_iommu_dev_fault_handler(struct iommu_fault *fault, void *data)
340 {
341 struct vfio_pci_device *vdev = (struct vfio_pci_device *)data;
342 struct vfio_region_dma_fault *reg =
343 (struct vfio_region_dma_fault *)vdev->fault_pages;
344 struct iommu_fault *new;
345 u32 head, tail, size;
346 int ret = -EINVAL;
347
348
349 if (WARN_ON(!reg))
350 return ret;
351
352 mutex_lock(&vdev->fault_queue_lock);
353
354 head = reg->head;
355 tail = reg->tail;
356 size = reg->nb_entries;
357
358 new = (struct iommu_fault *)(vdev->fault_pages + reg->offset +
359 head * reg->entry_size);
360
361 if (CIRC_SPACE(head, tail, size) < 1) {
362 ret = -ENOSPC;
363 goto unlock;
364 }
365
366 *new = *fault;
367 reg->head = (head + 1) % size;
368 ret = 0;
369 unlock:
370 mutex_unlock(&vdev->fault_queue_lock);
371 return ret;
372 }
373
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 77008 bytes --]
[-- Attachment #3: Type: text/plain, Size: 156 bytes --]
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: Eric Auger <eric.auger@redhat.com>,
eric.auger.pro@gmail.com, iommu@lists.linux-foundation.org,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
kvmarm@lists.cs.columbia.edu, will@kernel.org, joro@8bytes.org,
maz@kernel.org, robin.murphy@arm.com
Cc: kbuild-all@lists.01.org
Subject: Re: [PATCH v11 05/13] vfio/pci: Register an iommu fault handler
Date: Tue, 17 Nov 2020 03:30:03 +0800 [thread overview]
Message-ID: <202011170334.hUtdwv6l-lkp@intel.com> (raw)
In-Reply-To: <20201116110030.32335-6-eric.auger@redhat.com>
[-- Attachment #1: Type: text/plain, Size: 2960 bytes --]
Hi Eric,
I love your patch! Perhaps something to improve:
[auto build test WARNING on v5.10-rc4]
[also build test WARNING on next-20201116]
[cannot apply to vfio/next]
[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/Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20201116-190742
base: 09162bc32c880a791c6c0668ce0745cf7958f576
config: x86_64-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/747ef402696e1192684908ca99f06f3d68466c04
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20201116-190742
git checkout 747ef402696e1192684908ca99f06f3d68466c04
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
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 >>):
In file included from include/linux/vfio.h:16,
from drivers/vfio/pci/vfio_pci.c:26:
include/uapi/linux/vfio.h:1231:34: error: field 'config' has incomplete type
1231 | struct iommu_pasid_table_config config; /* used on SET */
| ^~~~~~
>> drivers/vfio/pci/vfio_pci.c:339:5: warning: no previous prototype for 'vfio_pci_iommu_dev_fault_handler' [-Wmissing-prototypes]
339 | int vfio_pci_iommu_dev_fault_handler(struct iommu_fault *fault, void *data)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/vfio_pci_iommu_dev_fault_handler +339 drivers/vfio/pci/vfio_pci.c
338
> 339 int vfio_pci_iommu_dev_fault_handler(struct iommu_fault *fault, void *data)
340 {
341 struct vfio_pci_device *vdev = (struct vfio_pci_device *)data;
342 struct vfio_region_dma_fault *reg =
343 (struct vfio_region_dma_fault *)vdev->fault_pages;
344 struct iommu_fault *new;
345 u32 head, tail, size;
346 int ret = -EINVAL;
347
348
349 if (WARN_ON(!reg))
350 return ret;
351
352 mutex_lock(&vdev->fault_queue_lock);
353
354 head = reg->head;
355 tail = reg->tail;
356 size = reg->nb_entries;
357
358 new = (struct iommu_fault *)(vdev->fault_pages + reg->offset +
359 head * reg->entry_size);
360
361 if (CIRC_SPACE(head, tail, size) < 1) {
362 ret = -ENOSPC;
363 goto unlock;
364 }
365
366 *new = *fault;
367 reg->head = (head + 1) % size;
368 ret = 0;
369 unlock:
370 mutex_unlock(&vdev->fault_queue_lock);
371 return ret;
372 }
373
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 77008 bytes --]
[-- Attachment #3: Type: text/plain, Size: 151 bytes --]
_______________________________________________
kvmarm mailing list
kvmarm@lists.cs.columbia.edu
https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH v11 05/13] vfio/pci: Register an iommu fault handler
Date: Tue, 17 Nov 2020 03:30:03 +0800 [thread overview]
Message-ID: <202011170334.hUtdwv6l-lkp@intel.com> (raw)
In-Reply-To: <20201116110030.32335-6-eric.auger@redhat.com>
[-- Attachment #1: Type: text/plain, Size: 3041 bytes --]
Hi Eric,
I love your patch! Perhaps something to improve:
[auto build test WARNING on v5.10-rc4]
[also build test WARNING on next-20201116]
[cannot apply to vfio/next]
[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/Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20201116-190742
base: 09162bc32c880a791c6c0668ce0745cf7958f576
config: x86_64-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/747ef402696e1192684908ca99f06f3d68466c04
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Eric-Auger/SMMUv3-Nested-Stage-Setup-VFIO-part/20201116-190742
git checkout 747ef402696e1192684908ca99f06f3d68466c04
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
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 >>):
In file included from include/linux/vfio.h:16,
from drivers/vfio/pci/vfio_pci.c:26:
include/uapi/linux/vfio.h:1231:34: error: field 'config' has incomplete type
1231 | struct iommu_pasid_table_config config; /* used on SET */
| ^~~~~~
>> drivers/vfio/pci/vfio_pci.c:339:5: warning: no previous prototype for 'vfio_pci_iommu_dev_fault_handler' [-Wmissing-prototypes]
339 | int vfio_pci_iommu_dev_fault_handler(struct iommu_fault *fault, void *data)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/vfio_pci_iommu_dev_fault_handler +339 drivers/vfio/pci/vfio_pci.c
338
> 339 int vfio_pci_iommu_dev_fault_handler(struct iommu_fault *fault, void *data)
340 {
341 struct vfio_pci_device *vdev = (struct vfio_pci_device *)data;
342 struct vfio_region_dma_fault *reg =
343 (struct vfio_region_dma_fault *)vdev->fault_pages;
344 struct iommu_fault *new;
345 u32 head, tail, size;
346 int ret = -EINVAL;
347
348
349 if (WARN_ON(!reg))
350 return ret;
351
352 mutex_lock(&vdev->fault_queue_lock);
353
354 head = reg->head;
355 tail = reg->tail;
356 size = reg->nb_entries;
357
358 new = (struct iommu_fault *)(vdev->fault_pages + reg->offset +
359 head * reg->entry_size);
360
361 if (CIRC_SPACE(head, tail, size) < 1) {
362 ret = -ENOSPC;
363 goto unlock;
364 }
365
366 *new = *fault;
367 reg->head = (head + 1) % size;
368 ret = 0;
369 unlock:
370 mutex_unlock(&vdev->fault_queue_lock);
371 return ret;
372 }
373
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 77008 bytes --]
next prev parent reply other threads:[~2020-11-16 19:32 UTC|newest]
Thread overview: 99+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-16 11:00 [PATCH v11 00/13] SMMUv3 Nested Stage Setup (VFIO part) Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` [PATCH v11 01/13] vfio: VFIO_IOMMU_SET_PASID_TABLE Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-17 2:11 ` kernel test robot
2020-11-17 2:11 ` kernel test robot
2020-11-17 2:11 ` kernel test robot
2020-11-17 2:11 ` kernel test robot
2020-11-24 21:31 ` Alex Williamson
2020-11-24 21:31 ` Alex Williamson
2020-11-24 21:31 ` Alex Williamson
2021-02-02 12:34 ` Keqian Zhu
2021-02-02 12:34 ` Keqian Zhu
2021-02-02 12:34 ` Keqian Zhu
2021-02-22 10:53 ` Auger Eric
2021-02-22 10:53 ` Auger Eric
2021-02-22 10:53 ` Auger Eric
2021-02-22 12:20 ` Keqian Zhu
2021-02-22 12:20 ` Keqian Zhu
2021-02-22 12:20 ` Keqian Zhu
2021-02-22 16:12 ` Auger Eric
2021-02-22 16:12 ` Auger Eric
2021-02-22 16:12 ` Auger Eric
2020-11-16 11:00 ` [PATCH v11 02/13] vfio: VFIO_IOMMU_CACHE_INVALIDATE Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` [PATCH v11 03/13] vfio: VFIO_IOMMU_SET_MSI_BINDING Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2021-02-02 12:08 ` Keqian Zhu
2021-02-02 12:08 ` Keqian Zhu
2021-02-02 12:08 ` Keqian Zhu
2020-11-16 11:00 ` [PATCH v11 04/13] vfio/pci: Add VFIO_REGION_TYPE_NESTED region type Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-12-17 11:49 ` Kunkun Jiang
2020-12-17 11:49 ` Kunkun Jiang
2020-12-17 11:49 ` Kunkun Jiang
2021-02-23 12:45 ` Shenming Lu
2021-02-23 12:45 ` Shenming Lu
2021-02-23 12:45 ` Shenming Lu
2021-02-23 12:57 ` Auger Eric
2021-02-23 12:57 ` Auger Eric
2021-02-23 12:57 ` Auger Eric
2020-11-16 11:00 ` [PATCH v11 05/13] vfio/pci: Register an iommu fault handler Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 13:51 ` kernel test robot
2020-11-16 13:51 ` kernel test robot
2020-11-16 13:51 ` kernel test robot
2020-11-16 13:51 ` kernel test robot
2020-11-16 19:30 ` kernel test robot [this message]
2020-11-16 19:30 ` kernel test robot
2020-11-16 19:30 ` kernel test robot
2020-11-16 19:30 ` kernel test robot
2020-11-16 11:00 ` [PATCH v11 06/13] vfio/pci: Allow to mmap the fault queue Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` [PATCH v11 07/13] vfio: Use capability chains to handle device specific irq Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` [PATCH v11 08/13] vfio/pci: Add framework for custom interrupt indices Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-23 12:51 ` Shameerali Kolothum Thodi
2020-11-23 12:51 ` Shameerali Kolothum Thodi
2020-11-23 12:51 ` Shameerali Kolothum Thodi
2020-11-24 8:35 ` Auger Eric
2020-11-24 8:35 ` Auger Eric
2020-11-24 8:35 ` Auger Eric
2020-11-16 11:00 ` [PATCH v11 09/13] vfio: Add new IRQ for DMA fault reporting Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` [PATCH v11 10/13] vfio/pci: Register and allow DMA FAULT IRQ signaling Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` [PATCH v11 11/13] vfio: Document nested stage control Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` [PATCH v11 12/13] vfio/pci: Register a DMA fault response region Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2021-01-08 15:19 ` Shameerali Kolothum Thodi
2021-01-08 15:19 ` Shameerali Kolothum Thodi
2021-01-08 15:19 ` Shameerali Kolothum Thodi
2021-02-18 10:36 ` Shameerali Kolothum Thodi
2021-02-18 10:36 ` Shameerali Kolothum Thodi
2021-02-18 10:36 ` Shameerali Kolothum Thodi
2021-02-18 10:48 ` Auger Eric
2021-02-18 10:48 ` Auger Eric
2021-02-18 10:48 ` Auger Eric
2020-11-16 11:00 ` [PATCH v11 13/13] vfio/pci: Inject page response upon response region fill Eric Auger
2020-11-16 11:00 ` Eric Auger
2020-11-16 11:00 ` Eric Auger
2021-03-15 18:04 ` [PATCH v11 00/13] SMMUv3 Nested Stage Setup (VFIO part) Krishna Reddy
2021-03-15 18:04 ` Krishna Reddy
2021-03-15 18:04 ` Krishna Reddy
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