On Fri, Feb 5, 2021 at 7:28 AM Bjorn Helgaas wrote:
>
> [+cc Alex]
>
> On Thu, Jan 28, 2021 at 12:09:37PM +0800, Kai-Heng Feng wrote:
> > On Thu, Jan 28, 2021 at 4:51 AM Bjorn Helgaas wrote:
> > > On Thu, Jan 28, 2021 at 01:31:00AM +0800, Kai-Heng Feng wrote:
> > > > Commit 50310600ebda
[+cc Alex]
On Thu, Jan 28, 2021 at 12:09:37PM +0800, Kai-Heng Feng wrote:
> On Thu, Jan 28, 2021 at 4:51 AM Bjorn Helgaas wrote:
> > On Thu, Jan 28, 2021 at 01:31:00AM +0800, Kai-Heng Feng wrote:
> > > Commit 50310600ebda ("iommu/vt-d: Enable PCI ACS for platform opt in
> > > hint") enables ACS,
On Thu, Jan 28, 2021 at 4:51 AM Bjorn Helgaas wrote:
>
> On Thu, Jan 28, 2021 at 01:31:00AM +0800, 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
> > firmware:
> > [
On Thu, Jan 28, 2021 at 01:31:00AM +0800, 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
> firmware:
> [ 50.947816] pcieport :00:1b.0: DPC: containment event, status:0x1f01
Commit 50310600ebda ("iommu/vt-d: Enable PCI ACS for platform opt in
hint") enables ACS, and some platforms lose its NVMe after resume from
firmware:
[ 50.947816] pcieport :00:1b.0: DPC: containment event, status:0x1f01
source:0x
[ 50.947817] pcieport :00:1b.0: DPC: unmasked
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