Hi Dan,
On 9/29/21 1:54 AM, Dan Williams wrote:
On Thu, Sep 23, 2021 at 10:27 AM Ben Widawsky wrote:
Reduce maintenance burden of DVSEC query implementation by using the
centralized PCI core implementation.
Cc: io...@lists.linux-foundation.org
Cc: David Woodhouse
Cc: Lu Baolu
Signed-off
Hi Fenghua,
On 2020/6/13 8:41, Fenghua Yu wrote:
From: Ashok Raj
ENQCMD and Data Streaming Accelerator (DSA) and all of their associated
features are a complicated stack with lots of interconnected pieces.
This documentation provides a big picture overview for all of the
features.
Signed-off-
Hi Fenghua,
On 2020/6/13 8:41, Fenghua Yu wrote:
A PASID is allocated for an "mm" the first time any thread attaches
to an SVM capable device. Later device attachments (whether to the same
device or another SVM device) will re-use the same PASID.
The PASID is freed when the process exits (so no
Hi Fenghua,
On 6/13/20 8:41 AM, Fenghua Yu wrote:
A PASID is allocated for an "mm" the first time any thread attaches
to an SVM capable device. Later device attachments (whether to the same
device or another SVM device) will re-use the same PASID.
The PASID is freed when the process exits (so n
ers/iommu/intel/iommu.c| 18 +-
For changes in VT-d driver,
Reviewed-by: Lu Baolu
Best regards,
baolu
2 files changed, 17 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c
b/drivers/gpu/drm/i915/selfte
On 2022/1/27 10:54, Kai-Heng Feng wrote:
Commit 50310600ebda ("iommu/vt-d: Enable PCI ACS for platform opt in
hint") enables ACS, and some platforms lose its NVMe after resume from
S3:
[ 50.947816] pcieport :00:1b.0: DPC: containment event, status:0x1f01
source:0x
[ 50.947817] pciepo
On 1/27/22 7:14 PM, Kai-Heng Feng wrote:
On Thu, Jan 27, 2022 at 3:01 PM Lu Baolu wrote:
On 2022/1/27 10:54, Kai-Heng Feng wrote:
Commit 50310600ebda ("iommu/vt-d: Enable PCI ACS for platform opt in
hint") enables ACS, and some platforms lose its NVMe after resume from
S3:
[
An iommu domain is allocated in portal_set_cpu() and is attached to
pcfg->dev in the same function.
Use iommu_paging_domain_alloc() to make it explicit.
Signed-off-by: Lu Baolu
Reviewed-by: Jason Gunthorpe
Link: https://lore.kernel.org/r/2024061008.88197-14-baolu...@linux.intel.