[PATCH v2] iommu/arm-smmu-v3: Increase CMDQ drain timeout value

Will Deacon will.deacon at arm.com
Tue May 30 04:18:36 PDT 2017


Hi Sunil,

On Mon, May 29, 2017 at 02:41:59PM +0530, Sunil Kovvuri wrote:
> On Fri, May 5, 2017 at 4:47 PM,  <sunil.kovvuri at gmail.com> wrote:
> > From: Sunil Goutham <sgoutham at cavium.com>
> >
> > Processing queue full of TLB invalidation commands might
> > take more time on some platforms than current timeout
> > of 100us. So increased drain timeout value.
> >
> > Also now udelay time is increased exponentially for each poll.
> >
> > Signed-off-by: Sunil Goutham <sgoutham at cavium.com>

[...]

> Gentle reminder for patch review.

Sorry, I forgot to push this out. Should be on my iommu/devel branch now.

Will



More information about the linux-arm-kernel mailing list