LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: dann frazier <dann.frazier@canonical.com>
To: Nicolin Chen <nicoleotsuka@gmail.com>
Cc: Christoph Hellwig <hch@lst.de>,
	Robin Murphy <robin.murphy@arm.com>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	vdumpa@nvidia.com, linux@armlinux.org.uk,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will.deacon@arm.com>,
	chris@zankel.net, jcmvbkbc@gmail.com, joro@8bytes.org,
	dwmw2@infradead.org, tony@atomide.com, akpm@linux-foundation.org,
	sfr@canb.auug.org.au, treding@nvidia.com, keescook@chromium.org,
	iamjoonsoo.kim@lge.com, wsa+renesas@sang-engineering.com,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	linux-kernel@vger.kernel.org, linux-xtensa@linux-xtensa.org,
	iommu@lists.linux-foundation.org
Subject: Re: [PATCH v3 0/2] Optimize dma_*_from_contiguous calls
Date: Fri, 24 May 2019 14:03:25 -0600	[thread overview]
Message-ID: <CALdTtnu=WdYbqyq57EkB-=rsyz72SW-J8oyD7f6Xm-da2OgRgQ@mail.gmail.com> (raw)
In-Reply-To: <20190524040633.16854-1-nicoleotsuka@gmail.com>

On Thu, May 23, 2019 at 10:08 PM Nicolin Chen <nicoleotsuka@gmail.com> wrote:
>
> [ Per discussion at v1, we decide to add two new functions and start
>   replacing callers one by one. For this series, it only touches the
>   dma-direct part. And instead of merging two PATCHes, I still keep
>   them separate so that we may easily revert PATCH-2 if anything bad
>   happens as last time -- PATCH-1 is supposed to be a safe cleanup. ]
>
> This series of patches try to optimize dma_*_from_contiguous calls:
> PATCH-1 abstracts two new functions and applies to dma-direct.c file.
> PATCH-2 saves single pages and reduce fragmentations from CMA area.
>
> Please check their commit messages for detail changelog.
>
> Nicolin Chen (2):
>   dma-contiguous: Abstract dma_{alloc,free}_contiguous()
>   dma-contiguous: Use fallback alloc_pages for single pages
>
>  include/linux/dma-contiguous.h | 11 +++++++
>  kernel/dma/contiguous.c        | 57 ++++++++++++++++++++++++++++++++++
>  kernel/dma/direct.c            | 24 +++-----------
>  3 files changed, 72 insertions(+), 20 deletions(-)

Thanks Nicolin. Tested on a HiSilicon D06 system.

Tested-by: dann frazier <dann.frazier@canonical.com>

  parent reply	other threads:[~2019-05-24 20:03 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-24  4:06 Nicolin Chen
2019-05-24  4:06 ` [PATCH v3 1/2] dma-contiguous: Abstract dma_{alloc,free}_contiguous() Nicolin Chen
2019-05-29 18:35   ` Nathan Chancellor
2019-05-29 22:48     ` Nicolin Chen
2019-07-25 16:06   ` Ezequiel Garcia
2019-07-25 16:50     ` Nicolin Chen
2019-07-25 17:31       ` Dafna Hirschfeld
2019-07-25 23:42         ` Nicolin Chen
2019-05-24  4:06 ` [PATCH v3 2/2] dma-contiguous: Use fallback alloc_pages for single pages Nicolin Chen
2019-05-24 16:16   ` Ira Weiny
2019-05-27 10:55     ` Nicolin Chen
2019-05-24 20:03 ` dann frazier [this message]
2019-05-28  6:04 ` [PATCH v3 0/2] Optimize dma_*_from_contiguous calls Christoph Hellwig
2019-05-29 23:06   ` Nicolin Chen

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='CALdTtnu=WdYbqyq57EkB-=rsyz72SW-J8oyD7f6Xm-da2OgRgQ@mail.gmail.com' \
    --to=dann.frazier@canonical.com \
    --cc=akpm@linux-foundation.org \
    --cc=catalin.marinas@arm.com \
    --cc=chris@zankel.net \
    --cc=dwmw2@infradead.org \
    --cc=hch@lst.de \
    --cc=iamjoonsoo.kim@lge.com \
    --cc=iommu@lists.linux-foundation.org \
    --cc=jcmvbkbc@gmail.com \
    --cc=joro@8bytes.org \
    --cc=keescook@chromium.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-xtensa@linux-xtensa.org \
    --cc=linux@armlinux.org.uk \
    --cc=m.szyprowski@samsung.com \
    --cc=nicoleotsuka@gmail.com \
    --cc=robin.murphy@arm.com \
    --cc=sfr@canb.auug.org.au \
    --cc=tony@atomide.com \
    --cc=treding@nvidia.com \
    --cc=vdumpa@nvidia.com \
    --cc=will.deacon@arm.com \
    --cc=wsa+renesas@sang-engineering.com \
    --subject='Re: [PATCH v3 0/2] Optimize dma_*_from_contiguous calls' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).