lkml.org 
[lkml]   [2020]   [Dec]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [RESEND PATCH v3 0/4] iommu/iova: Solve longterm IOVA issue
On Tue, 1 Dec 2020 at 21:50, Will Deacon <will@kernel.org> wrote:
>
> On Tue, 17 Nov 2020 18:25:30 +0800, John Garry wrote:
> > This series contains a patch to solve the longterm IOVA issue which
> > leizhen originally tried to address at [0].
> >
> > A sieved kernel log is at the following, showing periodic dumps of IOVA
> > sizes, per CPU and per depot bin, per IOVA size granule:
> > https://raw.githubusercontent.com/hisilicon/kernel-dev/topic-iommu-5.10-iova-debug-v3/aging_test
> >
> > [...]
>
> Applied the final patch to arm64 (for-next/iommu/iova), thanks!
>
> [4/4] iommu: avoid taking iova_rbtree_lock twice
> https://git.kernel.org/arm64/c/3a651b3a27a1

Glad it made in next, 2 years ago I couldn't convince iommu maintainer
it's worth it (but with a different justification):
https://lore.kernel.org/linux-iommu/20180621180823.805-3-dima@arista.com/

Thanks,
Dmitry

\
 
 \ /
  Last update: 2020-12-03 07:06    [W:0.157 / U:0.296 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site