[PATCH v7 0/5] Reset PCIe devices to address DMA problem on kdump with iommu

Yinghai Lu yinghai at kernel.org
Fri Dec 21 11:19:05 EST 2012


On Fri, Nov 30, 2012 at 7:49 AM, MUNEDA Takahiro
<muneda.takahiro at jp.fujitsu.com> wrote:
> On Tue, 27 Nov 2012 09:42:20 +0900 (JST),
> Takao Indoh <indou.takao at jp.fujitsu.com> 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.

ThomasR, Can you check if this one help your test case about interrupt ?

Yinghai



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