From: "Liu, Yi L" <yi.l.liu@intel.com>
To: Alex Williamson <alex.williamson@redhat.com>
Cc: "eric.auger@redhat.com" <eric.auger@redhat.com>,
"baolu.lu@linux.intel.com" <baolu.lu@linux.intel.com>,
"joro@8bytes.org" <joro@8bytes.org>,
"Tian, Kevin" <kevin.tian@intel.com>,
"jacob.jun.pan@linux.intel.com" <jacob.jun.pan@linux.intel.com>,
"Raj, Ashok" <ashok.raj@intel.com>,
"Tian, Jun J" <jun.j.tian@intel.com>,
"Sun, Yi Y" <yi.y.sun@intel.com>,
"jean-philippe@linaro.org" <jean-philippe@linaro.org>,
"peterx@redhat.com" <peterx@redhat.com>,
"Wu, Hao" <hao.wu@intel.com>,
"stefanha@gmail.com" <stefanha@gmail.com>,
"iommu@lists.linux-foundation.org"
<iommu@lists.linux-foundation.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH v6 01/15] vfio/type1: Refactor vfio_iommu_type1_ioctl()
Date: Wed, 29 Jul 2020 02:20:46 +0000 [thread overview]
Message-ID: <DM5PR11MB14352FE9C017BC763181723CC3700@DM5PR11MB1435.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20200728095336.50cd04af@x1.home>
> From: Alex Williamson <alex.williamson@redhat.com>
> Sent: Tuesday, July 28, 2020 11:54 PM
>
> On Mon, 27 Jul 2020 23:27:30 -0700
> Liu Yi L <yi.l.liu@intel.com> wrote:
>
> > This patch refactors the vfio_iommu_type1_ioctl() to use switch
> > instead of if-else, and each command got a helper function.
> >
> > Cc: Kevin Tian <kevin.tian@intel.com>
> > CC: Jacob Pan <jacob.jun.pan@linux.intel.com>
> > Cc: Alex Williamson <alex.williamson@redhat.com>
> > Cc: Eric Auger <eric.auger@redhat.com>
> > Cc: Jean-Philippe Brucker <jean-philippe@linaro.org>
> > Cc: Joerg Roedel <joro@8bytes.org>
> > Cc: Lu Baolu <baolu.lu@linux.intel.com>
> > Reviewed-by: Eric Auger <eric.auger@redhat.com>
> > Suggested-by: Christoph Hellwig <hch@infradead.org>
> > Signed-off-by: Liu Yi L <yi.l.liu@intel.com>
> > ---
>
> FYI, this commit is already in my next branch and linux-next as of today, you can
> drop it from future series. Thanks,
got it. thanks. :-)
Regards,
Yi Liu
> Alex
>
> > v4 -> v5:
> > *) address comments from Eric Auger, add r-b from Eric.
> > ---
> > drivers/vfio/vfio_iommu_type1.c | 394
> > ++++++++++++++++++++++------------------
> > 1 file changed, 213 insertions(+), 181 deletions(-)
> >
> > diff --git a/drivers/vfio/vfio_iommu_type1.c
> > b/drivers/vfio/vfio_iommu_type1.c index 5e556ac..3bd70ff 100644
> > --- a/drivers/vfio/vfio_iommu_type1.c
> > +++ b/drivers/vfio/vfio_iommu_type1.c
> > @@ -2453,6 +2453,23 @@ static int vfio_domains_have_iommu_cache(struct
> vfio_iommu *iommu)
> > return ret;
> > }
> >
> > +static int vfio_iommu_type1_check_extension(struct vfio_iommu *iommu,
> > + unsigned long arg)
> > +{
> > + switch (arg) {
> > + case VFIO_TYPE1_IOMMU:
> > + case VFIO_TYPE1v2_IOMMU:
> > + case VFIO_TYPE1_NESTING_IOMMU:
> > + return 1;
> > + case VFIO_DMA_CC_IOMMU:
> > + if (!iommu)
> > + return 0;
> > + return vfio_domains_have_iommu_cache(iommu);
> > + default:
> > + return 0;
> > + }
> > +}
> > +
> > static int vfio_iommu_iova_add_cap(struct vfio_info_cap *caps,
> > struct vfio_iommu_type1_info_cap_iova_range *cap_iovas,
> > size_t size)
> > @@ -2529,241 +2546,256 @@ static int vfio_iommu_migration_build_caps(struct
> vfio_iommu *iommu,
> > return vfio_info_add_capability(caps, &cap_mig.header,
> > sizeof(cap_mig)); }
> >
> > -static long vfio_iommu_type1_ioctl(void *iommu_data,
> > - unsigned int cmd, unsigned long arg)
> > +static int vfio_iommu_type1_get_info(struct vfio_iommu *iommu,
> > + unsigned long arg)
> > {
> > - struct vfio_iommu *iommu = iommu_data;
> > + struct vfio_iommu_type1_info info;
> > unsigned long minsz;
> > + struct vfio_info_cap caps = { .buf = NULL, .size = 0 };
> > + unsigned long capsz;
> > + int ret;
> >
> > - if (cmd == VFIO_CHECK_EXTENSION) {
> > - switch (arg) {
> > - case VFIO_TYPE1_IOMMU:
> > - case VFIO_TYPE1v2_IOMMU:
> > - case VFIO_TYPE1_NESTING_IOMMU:
> > - return 1;
> > - case VFIO_DMA_CC_IOMMU:
> > - if (!iommu)
> > - return 0;
> > - return vfio_domains_have_iommu_cache(iommu);
> > - default:
> > - return 0;
> > - }
> > - } else if (cmd == VFIO_IOMMU_GET_INFO) {
> > - struct vfio_iommu_type1_info info;
> > - struct vfio_info_cap caps = { .buf = NULL, .size = 0 };
> > - unsigned long capsz;
> > - int ret;
> > -
> > - minsz = offsetofend(struct vfio_iommu_type1_info, iova_pgsizes);
> > + minsz = offsetofend(struct vfio_iommu_type1_info, iova_pgsizes);
> >
> > - /* For backward compatibility, cannot require this */
> > - capsz = offsetofend(struct vfio_iommu_type1_info, cap_offset);
> > + /* For backward compatibility, cannot require this */
> > + capsz = offsetofend(struct vfio_iommu_type1_info, cap_offset);
> >
> > - if (copy_from_user(&info, (void __user *)arg, minsz))
> > - return -EFAULT;
> > + if (copy_from_user(&info, (void __user *)arg, minsz))
> > + return -EFAULT;
> >
> > - if (info.argsz < minsz)
> > - return -EINVAL;
> > + if (info.argsz < minsz)
> > + return -EINVAL;
> >
> > - if (info.argsz >= capsz) {
> > - minsz = capsz;
> > - info.cap_offset = 0; /* output, no-recopy necessary */
> > - }
> > + if (info.argsz >= capsz) {
> > + minsz = capsz;
> > + info.cap_offset = 0; /* output, no-recopy necessary */
> > + }
> >
> > - mutex_lock(&iommu->lock);
> > - info.flags = VFIO_IOMMU_INFO_PGSIZES;
> > + mutex_lock(&iommu->lock);
> > + info.flags = VFIO_IOMMU_INFO_PGSIZES;
> >
> > - info.iova_pgsizes = iommu->pgsize_bitmap;
> > + info.iova_pgsizes = iommu->pgsize_bitmap;
> >
> > - ret = vfio_iommu_migration_build_caps(iommu, &caps);
> > + ret = vfio_iommu_migration_build_caps(iommu, &caps);
> >
> > - if (!ret)
> > - ret = vfio_iommu_iova_build_caps(iommu, &caps);
> > + if (!ret)
> > + ret = vfio_iommu_iova_build_caps(iommu, &caps);
> >
> > - mutex_unlock(&iommu->lock);
> > + mutex_unlock(&iommu->lock);
> >
> > - if (ret)
> > - return ret;
> > + if (ret)
> > + return ret;
> >
> > - if (caps.size) {
> > - info.flags |= VFIO_IOMMU_INFO_CAPS;
> > + if (caps.size) {
> > + info.flags |= VFIO_IOMMU_INFO_CAPS;
> >
> > - if (info.argsz < sizeof(info) + caps.size) {
> > - info.argsz = sizeof(info) + caps.size;
> > - } else {
> > - vfio_info_cap_shift(&caps, sizeof(info));
> > - if (copy_to_user((void __user *)arg +
> > - sizeof(info), caps.buf,
> > - caps.size)) {
> > - kfree(caps.buf);
> > - return -EFAULT;
> > - }
> > - info.cap_offset = sizeof(info);
> > + if (info.argsz < sizeof(info) + caps.size) {
> > + info.argsz = sizeof(info) + caps.size;
> > + } else {
> > + vfio_info_cap_shift(&caps, sizeof(info));
> > + if (copy_to_user((void __user *)arg +
> > + sizeof(info), caps.buf,
> > + caps.size)) {
> > + kfree(caps.buf);
> > + return -EFAULT;
> > }
> > -
> > - kfree(caps.buf);
> > + info.cap_offset = sizeof(info);
> > }
> >
> > - return copy_to_user((void __user *)arg, &info, minsz) ?
> > - -EFAULT : 0;
> > + kfree(caps.buf);
> > + }
> >
> > - } else if (cmd == VFIO_IOMMU_MAP_DMA) {
> > - struct vfio_iommu_type1_dma_map map;
> > - uint32_t mask = VFIO_DMA_MAP_FLAG_READ |
> > - VFIO_DMA_MAP_FLAG_WRITE;
> > + return copy_to_user((void __user *)arg, &info, minsz) ?
> > + -EFAULT : 0;
> > +}
> >
> > - minsz = offsetofend(struct vfio_iommu_type1_dma_map, size);
> > +static int vfio_iommu_type1_map_dma(struct vfio_iommu *iommu,
> > + unsigned long arg)
> > +{
> > + struct vfio_iommu_type1_dma_map map;
> > + unsigned long minsz;
> > + uint32_t mask = VFIO_DMA_MAP_FLAG_READ |
> VFIO_DMA_MAP_FLAG_WRITE;
> >
> > - if (copy_from_user(&map, (void __user *)arg, minsz))
> > - return -EFAULT;
> > + minsz = offsetofend(struct vfio_iommu_type1_dma_map, size);
> >
> > - if (map.argsz < minsz || map.flags & ~mask)
> > - return -EINVAL;
> > + if (copy_from_user(&map, (void __user *)arg, minsz))
> > + return -EFAULT;
> >
> > - return vfio_dma_do_map(iommu, &map);
> > + if (map.argsz < minsz || map.flags & ~mask)
> > + return -EINVAL;
> >
> > - } else if (cmd == VFIO_IOMMU_UNMAP_DMA) {
> > - struct vfio_iommu_type1_dma_unmap unmap;
> > - struct vfio_bitmap bitmap = { 0 };
> > - int ret;
> > + return vfio_dma_do_map(iommu, &map); }
> >
> > - minsz = offsetofend(struct vfio_iommu_type1_dma_unmap, size);
> > +static int vfio_iommu_type1_unmap_dma(struct vfio_iommu *iommu,
> > + unsigned long arg)
> > +{
> > + struct vfio_iommu_type1_dma_unmap unmap;
> > + struct vfio_bitmap bitmap = { 0 };
> > + unsigned long minsz;
> > + int ret;
> >
> > - if (copy_from_user(&unmap, (void __user *)arg, minsz))
> > - return -EFAULT;
> > + minsz = offsetofend(struct vfio_iommu_type1_dma_unmap, size);
> >
> > - if (unmap.argsz < minsz ||
> > - unmap.flags & ~VFIO_DMA_UNMAP_FLAG_GET_DIRTY_BITMAP)
> > - return -EINVAL;
> > + if (copy_from_user(&unmap, (void __user *)arg, minsz))
> > + return -EFAULT;
> >
> > - if (unmap.flags & VFIO_DMA_UNMAP_FLAG_GET_DIRTY_BITMAP) {
> > - unsigned long pgshift;
> > + if (unmap.argsz < minsz ||
> > + unmap.flags & ~VFIO_DMA_UNMAP_FLAG_GET_DIRTY_BITMAP)
> > + return -EINVAL;
> >
> > - if (unmap.argsz < (minsz + sizeof(bitmap)))
> > - return -EINVAL;
> > + if (unmap.flags & VFIO_DMA_UNMAP_FLAG_GET_DIRTY_BITMAP) {
> > + unsigned long pgshift;
> >
> > - if (copy_from_user(&bitmap,
> > - (void __user *)(arg + minsz),
> > - sizeof(bitmap)))
> > - return -EFAULT;
> > + if (unmap.argsz < (minsz + sizeof(bitmap)))
> > + return -EINVAL;
> >
> > - if (!access_ok((void __user *)bitmap.data, bitmap.size))
> > - return -EINVAL;
> > + if (copy_from_user(&bitmap,
> > + (void __user *)(arg + minsz),
> > + sizeof(bitmap)))
> > + return -EFAULT;
> >
> > - pgshift = __ffs(bitmap.pgsize);
> > - ret = verify_bitmap_size(unmap.size >> pgshift,
> > - bitmap.size);
> > - if (ret)
> > - return ret;
> > - }
> > + if (!access_ok((void __user *)bitmap.data, bitmap.size))
> > + return -EINVAL;
> >
> > - ret = vfio_dma_do_unmap(iommu, &unmap, &bitmap);
> > + pgshift = __ffs(bitmap.pgsize);
> > + ret = verify_bitmap_size(unmap.size >> pgshift,
> > + bitmap.size);
> > if (ret)
> > return ret;
> > + }
> > +
> > + ret = vfio_dma_do_unmap(iommu, &unmap, &bitmap);
> > + if (ret)
> > + return ret;
> >
> > - return copy_to_user((void __user *)arg, &unmap, minsz) ?
> > + return copy_to_user((void __user *)arg, &unmap, minsz) ?
> > -EFAULT : 0;
> > - } else if (cmd == VFIO_IOMMU_DIRTY_PAGES) {
> > - struct vfio_iommu_type1_dirty_bitmap dirty;
> > - uint32_t mask = VFIO_IOMMU_DIRTY_PAGES_FLAG_START |
> > - VFIO_IOMMU_DIRTY_PAGES_FLAG_STOP |
> > - VFIO_IOMMU_DIRTY_PAGES_FLAG_GET_BITMAP;
> > - int ret = 0;
> > +}
> >
> > - if (!iommu->v2)
> > - return -EACCES;
> > +static int vfio_iommu_type1_dirty_pages(struct vfio_iommu *iommu,
> > + unsigned long arg)
> > +{
> > + struct vfio_iommu_type1_dirty_bitmap dirty;
> > + uint32_t mask = VFIO_IOMMU_DIRTY_PAGES_FLAG_START |
> > + VFIO_IOMMU_DIRTY_PAGES_FLAG_STOP |
> > + VFIO_IOMMU_DIRTY_PAGES_FLAG_GET_BITMAP;
> > + unsigned long minsz;
> > + int ret = 0;
> >
> > - minsz = offsetofend(struct vfio_iommu_type1_dirty_bitmap,
> > - flags);
> > + if (!iommu->v2)
> > + return -EACCES;
> >
> > - if (copy_from_user(&dirty, (void __user *)arg, minsz))
> > - return -EFAULT;
> > + minsz = offsetofend(struct vfio_iommu_type1_dirty_bitmap, flags);
> >
> > - if (dirty.argsz < minsz || dirty.flags & ~mask)
> > - return -EINVAL;
> > + if (copy_from_user(&dirty, (void __user *)arg, minsz))
> > + return -EFAULT;
> >
> > - /* only one flag should be set at a time */
> > - if (__ffs(dirty.flags) != __fls(dirty.flags))
> > - return -EINVAL;
> > + if (dirty.argsz < minsz || dirty.flags & ~mask)
> > + return -EINVAL;
> >
> > - if (dirty.flags & VFIO_IOMMU_DIRTY_PAGES_FLAG_START) {
> > - size_t pgsize;
> > + /* only one flag should be set at a time */
> > + if (__ffs(dirty.flags) != __fls(dirty.flags))
> > + return -EINVAL;
> >
> > - mutex_lock(&iommu->lock);
> > - pgsize = 1 << __ffs(iommu->pgsize_bitmap);
> > - if (!iommu->dirty_page_tracking) {
> > - ret = vfio_dma_bitmap_alloc_all(iommu, pgsize);
> > - if (!ret)
> > - iommu->dirty_page_tracking = true;
> > - }
> > - mutex_unlock(&iommu->lock);
> > - return ret;
> > - } else if (dirty.flags & VFIO_IOMMU_DIRTY_PAGES_FLAG_STOP) {
> > - mutex_lock(&iommu->lock);
> > - if (iommu->dirty_page_tracking) {
> > - iommu->dirty_page_tracking = false;
> > - vfio_dma_bitmap_free_all(iommu);
> > - }
> > - mutex_unlock(&iommu->lock);
> > - return 0;
> > - } else if (dirty.flags &
> > - VFIO_IOMMU_DIRTY_PAGES_FLAG_GET_BITMAP)
> {
> > - struct vfio_iommu_type1_dirty_bitmap_get range;
> > - unsigned long pgshift;
> > - size_t data_size = dirty.argsz - minsz;
> > - size_t iommu_pgsize;
> > -
> > - if (!data_size || data_size < sizeof(range))
> > - return -EINVAL;
> > -
> > - if (copy_from_user(&range, (void __user *)(arg + minsz),
> > - sizeof(range)))
> > - return -EFAULT;
> > + if (dirty.flags & VFIO_IOMMU_DIRTY_PAGES_FLAG_START) {
> > + size_t pgsize;
> >
> > - if (range.iova + range.size < range.iova)
> > - return -EINVAL;
> > - if (!access_ok((void __user *)range.bitmap.data,
> > - range.bitmap.size))
> > - return -EINVAL;
> > + mutex_lock(&iommu->lock);
> > + pgsize = 1 << __ffs(iommu->pgsize_bitmap);
> > + if (!iommu->dirty_page_tracking) {
> > + ret = vfio_dma_bitmap_alloc_all(iommu, pgsize);
> > + if (!ret)
> > + iommu->dirty_page_tracking = true;
> > + }
> > + mutex_unlock(&iommu->lock);
> > + return ret;
> > + } else if (dirty.flags & VFIO_IOMMU_DIRTY_PAGES_FLAG_STOP) {
> > + mutex_lock(&iommu->lock);
> > + if (iommu->dirty_page_tracking) {
> > + iommu->dirty_page_tracking = false;
> > + vfio_dma_bitmap_free_all(iommu);
> > + }
> > + mutex_unlock(&iommu->lock);
> > + return 0;
> > + } else if (dirty.flags & VFIO_IOMMU_DIRTY_PAGES_FLAG_GET_BITMAP) {
> > + struct vfio_iommu_type1_dirty_bitmap_get range;
> > + unsigned long pgshift;
> > + size_t data_size = dirty.argsz - minsz;
> > + size_t iommu_pgsize;
> >
> > - pgshift = __ffs(range.bitmap.pgsize);
> > - ret = verify_bitmap_size(range.size >> pgshift,
> > - range.bitmap.size);
> > - if (ret)
> > - return ret;
> > + if (!data_size || data_size < sizeof(range))
> > + return -EINVAL;
> >
> > - mutex_lock(&iommu->lock);
> > + if (copy_from_user(&range, (void __user *)(arg + minsz),
> > + sizeof(range)))
> > + return -EFAULT;
> >
> > - iommu_pgsize = (size_t)1 << __ffs(iommu->pgsize_bitmap);
> > + if (range.iova + range.size < range.iova)
> > + return -EINVAL;
> > + if (!access_ok((void __user *)range.bitmap.data,
> > + range.bitmap.size))
> > + return -EINVAL;
> >
> > - /* allow only smallest supported pgsize */
> > - if (range.bitmap.pgsize != iommu_pgsize) {
> > - ret = -EINVAL;
> > - goto out_unlock;
> > - }
> > - if (range.iova & (iommu_pgsize - 1)) {
> > - ret = -EINVAL;
> > - goto out_unlock;
> > - }
> > - if (!range.size || range.size & (iommu_pgsize - 1)) {
> > - ret = -EINVAL;
> > - goto out_unlock;
> > - }
> > + pgshift = __ffs(range.bitmap.pgsize);
> > + ret = verify_bitmap_size(range.size >> pgshift,
> > + range.bitmap.size);
> > + if (ret)
> > + return ret;
> >
> > - if (iommu->dirty_page_tracking)
> > - ret = vfio_iova_dirty_bitmap(range.bitmap.data,
> > - iommu, range.iova, range.size,
> > - range.bitmap.pgsize);
> > - else
> > - ret = -EINVAL;
> > -out_unlock:
> > - mutex_unlock(&iommu->lock);
> > + mutex_lock(&iommu->lock);
> >
> > - return ret;
> > + iommu_pgsize = (size_t)1 << __ffs(iommu->pgsize_bitmap);
> > +
> > + /* allow only smallest supported pgsize */
> > + if (range.bitmap.pgsize != iommu_pgsize) {
> > + ret = -EINVAL;
> > + goto out_unlock;
> > + }
> > + if (range.iova & (iommu_pgsize - 1)) {
> > + ret = -EINVAL;
> > + goto out_unlock;
> > + }
> > + if (!range.size || range.size & (iommu_pgsize - 1)) {
> > + ret = -EINVAL;
> > + goto out_unlock;
> > }
> > +
> > + if (iommu->dirty_page_tracking)
> > + ret = vfio_iova_dirty_bitmap(range.bitmap.data,
> > + iommu, range.iova,
> > + range.size,
> > + range.bitmap.pgsize);
> > + else
> > + ret = -EINVAL;
> > +out_unlock:
> > + mutex_unlock(&iommu->lock);
> > +
> > + return ret;
> > }
> >
> > - return -ENOTTY;
> > + return -EINVAL;
> > +}
> > +
> > +static long vfio_iommu_type1_ioctl(void *iommu_data,
> > + unsigned int cmd, unsigned long arg) {
> > + struct vfio_iommu *iommu = iommu_data;
> > +
> > + switch (cmd) {
> > + case VFIO_CHECK_EXTENSION:
> > + return vfio_iommu_type1_check_extension(iommu, arg);
> > + case VFIO_IOMMU_GET_INFO:
> > + return vfio_iommu_type1_get_info(iommu, arg);
> > + case VFIO_IOMMU_MAP_DMA:
> > + return vfio_iommu_type1_map_dma(iommu, arg);
> > + case VFIO_IOMMU_UNMAP_DMA:
> > + return vfio_iommu_type1_unmap_dma(iommu, arg);
> > + case VFIO_IOMMU_DIRTY_PAGES:
> > + return vfio_iommu_type1_dirty_pages(iommu, arg);
> > + default:
> > + return -ENOTTY;
> > + }
> > }
> >
> > static int vfio_iommu_type1_register_notifier(void *iommu_data,
next prev parent reply other threads:[~2020-07-29 2:27 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-28 6:27 [PATCH v6 00/15] vfio: expose virtual Shared Virtual Addressing to VMs Liu Yi L
2020-07-28 6:27 ` [PATCH v6 01/15] vfio/type1: Refactor vfio_iommu_type1_ioctl() Liu Yi L
2020-07-28 15:53 ` Alex Williamson
2020-07-29 2:20 ` Liu, Yi L [this message]
2020-07-28 6:27 ` [PATCH v6 02/15] iommu: Report domain nesting info Liu Yi L
2020-08-13 12:52 ` Auger Eric
2020-08-14 7:15 ` Liu, Yi L
2020-08-16 12:40 ` Auger Eric
2020-08-18 4:21 ` Jacob Pan
2020-08-18 6:59 ` Auger Eric
2020-07-28 6:27 ` [PATCH v6 03/15] iommu/smmu: Report empty " Liu Yi L
2020-07-28 6:27 ` [PATCH v6 04/15] vfio/type1: Report iommu nesting info to userspace Liu Yi L
2020-08-13 13:19 ` Auger Eric
2020-08-14 7:36 ` Liu, Yi L
2020-08-20 19:52 ` Alex Williamson
2020-08-21 0:52 ` Liu, Yi L
2020-07-28 6:27 ` [PATCH v6 05/15] vfio: Add PASID allocation/free support Liu Yi L
2020-08-13 15:07 ` Auger Eric
2020-08-14 7:40 ` Liu, Yi L
2020-07-28 6:27 ` [PATCH v6 06/15] iommu/vt-d: Support setting ioasid set to domain Liu Yi L
2020-08-13 15:06 ` Auger Eric
2020-08-14 8:04 ` Liu, Yi L
2020-08-16 12:42 ` Auger Eric
2020-07-28 6:27 ` [PATCH v6 07/15] vfio/type1: Add VFIO_IOMMU_PASID_REQUEST (alloc/free) Liu Yi L
2020-08-15 16:30 ` Auger Eric
2020-08-17 5:23 ` Liu, Yi L
2020-08-20 20:51 ` Alex Williamson
2020-08-21 0:37 ` Liu, Yi L
2020-08-21 1:49 ` Alex Williamson
2020-08-21 2:18 ` Liu, Yi L
2020-07-28 6:27 ` [PATCH v6 08/15] iommu: Pass domain to sva_unbind_gpasid() Liu Yi L
2020-08-20 21:06 ` Alex Williamson
2020-08-21 0:18 ` Liu, Yi L
2020-08-21 13:09 ` Auger Eric
2020-07-28 6:27 ` [PATCH v6 09/15] iommu/vt-d: Check ownership for PASIDs from user-space Liu Yi L
2020-08-15 16:30 ` Auger Eric
2020-08-17 5:38 ` Liu, Yi L
2020-07-28 6:27 ` [PATCH v6 10/15] vfio/type1: Support binding guest page tables to PASID Liu Yi L
2020-08-16 11:29 ` Auger Eric
2020-08-17 6:30 ` Liu, Yi L
2020-07-28 6:27 ` [PATCH v6 11/15] vfio/type1: Allow invalidating first-level/stage IOMMU cache Liu Yi L
2020-08-16 11:35 ` Auger Eric
2020-08-17 6:30 ` Liu, Yi L
2020-07-28 6:27 ` [PATCH v6 12/15] vfio/type1: Add vSVA support for IOMMU-backed mdevs Liu Yi L
2020-08-20 21:48 ` Alex Williamson
2020-08-21 0:53 ` Liu, Yi L
2020-07-28 6:27 ` [PATCH v6 13/15] vfio/pci: Expose PCIe PASID capability to guest Liu Yi L
2020-07-28 6:27 ` [PATCH v6 14/15] vfio: Document dual stage control Liu Yi L
2020-08-16 11:51 ` Auger Eric
2020-08-17 7:00 ` Liu, Yi L
2020-08-17 7:40 ` Eric Auger
2020-08-17 7:43 ` Liu, Yi L
2020-07-28 6:27 ` [PATCH v6 15/15] iommu/vt-d: Support reporting nesting capability info Liu Yi L
2020-08-16 12:01 ` Auger Eric
2020-08-17 7:05 ` Liu, Yi L
2020-08-17 7:42 ` Auger Eric
2020-08-17 7:45 ` Liu, Yi L
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