dmaengine Archive on lore.kernel.org
 help / color / Atom feed
From: Vinod Koul <vkoul@kernel.org>
To: Logan Gunthorpe <logang@deltatee.com>
Cc: linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org,
	Dan Williams <dan.j.williams@intel.com>,
	Dave Jiang <dave.jiang@intel.com>, Kit Chow <kchow@gigaio.com>
Subject: Re: [PATCH 0/5] Support hot-unbind in IOAT
Date: Tue, 24 Dec 2019 10:20:04 +0530
Message-ID: <20191224045004.GI2536@vkoul-mobl> (raw)
In-Reply-To: <20191216190120.21374-1-logang@deltatee.com>

On 16-12-19, 12:01, Logan Gunthorpe wrote:
> Hey,
> 
> This patchset creates some common infrastructure which I will use in the
> next version of the PLX driver. It adds a reference count to the
> dma_device struct which is taken and released every time a channel
> is allocated or freed. A call back is used to allow the driver to
> free the underlying memory and do any final cleanup.
> 
> For a use-case, I've adjusted the ioat driver to properly support
> hot-unbind. The driver was already pretty close as it already had
> a shutdown state; so it mostly only required freeing the memory
> correctly and calling ioat_shutdown at the correct time.

I didnt find anything else (apart from one change i pointed), so I have
applied this and will fix the comment. No point in delaying this

-- 
~Vinod

  parent reply index

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-16 19:01 Logan Gunthorpe
2019-12-16 19:01 ` [PATCH 1/5] dmaengine: Store module owner in dma_device struct Logan Gunthorpe
2019-12-16 19:01 ` [PATCH 2/5] dmaengine: Call module_put() after device_free_chan_resources() Logan Gunthorpe
2019-12-24  4:37   ` Vinod Koul
2019-12-16 19:01 ` [PATCH 3/5] dmaengine: Move dma_channel_rebalance() infrastructure up in code Logan Gunthorpe
2019-12-16 19:01 ` [PATCH 4/5] dmaengine: Add reference counting to dma_device struct Logan Gunthorpe
2019-12-16 19:01 ` [PATCH 5/5] dmaengine: ioat: Support in-use unbind Logan Gunthorpe
2019-12-17 16:33   ` Dave Jiang
2019-12-24  4:50 ` Vinod Koul [this message]
2019-12-25  2:25   ` [PATCH 0/5] Support hot-unbind in IOAT Logan Gunthorpe

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=20191224045004.GI2536@vkoul-mobl \
    --to=vkoul@kernel.org \
    --cc=dan.j.williams@intel.com \
    --cc=dave.jiang@intel.com \
    --cc=dmaengine@vger.kernel.org \
    --cc=kchow@gigaio.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=logang@deltatee.com \
    /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

dmaengine Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/dmaengine/0 dmaengine/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 dmaengine dmaengine/ https://lore.kernel.org/dmaengine \
		dmaengine@vger.kernel.org
	public-inbox-index dmaengine

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.dmaengine


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git