RE: [PATCH v3 2/2] PCI: hv: Retry PCI bus D0 entry when the first attempt failed with invalid device state

2020-05-11 Thread Wei Hu
.@vger.kernel.org; linux- > ker...@vger.kernel.org; Dexuan Cui ; Michael Kelley > > Subject: Re: [PATCH v3 2/2] PCI: hv: Retry PCI bus D0 entry when the first > attempt failed with invalid device state > > On Thu, May 07, 2020 at 01:03:00PM +0800, Wei Hu wrote: > > In the ca

Re: [PATCH v3 2/2] PCI: hv: Retry PCI bus D0 entry when the first attempt failed with invalid device state

2020-05-11 Thread Lorenzo Pieralisi
On Thu, May 07, 2020 at 01:03:00PM +0800, Wei Hu wrote: > In the case of kdump, the PCI device was not cleanly shut down > before the kdump kernel starts. This causes the initial > attempt of entering D0 state in the kdump kernel to fail with > invalid device state returned from Hyper-V host. > Whe

RE: [PATCH v3 2/2] PCI: hv: Retry PCI bus D0 entry when the first attempt failed with invalid device state

2020-05-07 Thread Michael Kelley
From: Wei Hu Sent: Wednesday, May 6, 2020 10:03 PM > > In the case of kdump, the PCI device was not cleanly shut down > before the kdump kernel starts. This causes the initial > attempt of entering D0 state in the kdump kernel to fail with > invalid device state returned from Hyper-V host. > When