(2012/10/10 1:05), Don Dutile wrote:
On 10/09/2012 05:03 AM, Takao Indoh wrote:
(2012/10/03 22:23), Don Dutile wrote:
On 10/02/2012 03:49 AM, Takao Indoh wrote:
These patches reset PCIe devices at boot time to address DMA problem on
kdump with iommu. When "reset_devices" is specified, a hot re
On 10/09/2012 05:03 AM, Takao Indoh wrote:
(2012/10/03 22:23), Don Dutile wrote:
On 10/02/2012 03:49 AM, Takao Indoh wrote:
These patches reset PCIe devices at boot time to address DMA problem on
kdump with iommu. When "reset_devices" is specified, a hot reset is
triggered on each PCIe root por
(2012/10/03 22:23), Don Dutile wrote:
On 10/02/2012 03:49 AM, Takao Indoh wrote:
These patches reset PCIe devices at boot time to address DMA problem on
kdump with iommu. When "reset_devices" is specified, a hot reset is
triggered on each PCIe root port and downstream port to reset its
downstrea
On 10/02/2012 03:49 AM, Takao Indoh wrote:
These patches reset PCIe devices at boot time to address DMA problem on
kdump with iommu. When "reset_devices" is specified, a hot reset is
triggered on each PCIe root port and downstream port to reset its
downstream endpoint.
Background:
A kdump proble
(2012/10/03 4:37), Andi Kleen wrote:
Takao Indoh writes:
These patches reset PCIe devices at boot time to address DMA problem on
kdump with iommu. When "reset_devices" is specified, a hot reset is
triggered on each PCIe root port and downstream port to reset its
downstream endpoint.
Great. I
On Tue, Oct 02, 2012 at 12:37:44PM -0700, Andi Kleen wrote:
> Takao Indoh writes:
>
> > These patches reset PCIe devices at boot time to address DMA problem on
> > kdump with iommu. When "reset_devices" is specified, a hot reset is
> > triggered on each PCIe root port and downstream port to reset
Takao Indoh writes:
> These patches reset PCIe devices at boot time to address DMA problem on
> kdump with iommu. When "reset_devices" is specified, a hot reset is
> triggered on each PCIe root port and downstream port to reset its
> downstream endpoint.
Great. I've been pondering this for a lon
These patches reset PCIe devices at boot time to address DMA problem on
kdump with iommu. When "reset_devices" is specified, a hot reset is
triggered on each PCIe root port and downstream port to reset its
downstream endpoint.
Background:
A kdump problem about DMA has been discussed for a long tim
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