From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: Christoph Hellwig <hch@lst.de>,
linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: block device direct I/O fast path
Date: Tue, 1 Nov 2016 18:06:36 +0100 [thread overview]
Message-ID: <20161101170636.GA22639@lst.de> (raw)
In-Reply-To: <20161101170019.GB9797@kernel.dk>
On Tue, Nov 01, 2016 at 11:00:19AM -0600, Jens Axboe wrote:
> #2 is a bit more problematic, I'm pondering how we can implement that on
> top of the bio approach. The nice thing about the request based approach
> is that we have a 1:1 mapping with the unit on the driver side. And we
> have a place to store the timer. I don't particularly love the embedded
> timer, however, it'd be great to implement that differently. Trying to
> think of options there, haven't found any yet.
I have a couple ideas for that. Give me a few weeks and I'll send
patches.
next prev parent reply other threads:[~2016-11-01 17:06 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-31 17:59 block device direct I/O fast path Christoph Hellwig
2016-10-31 17:59 ` [PATCH 1/2] block: add bio_iov_iter_get_pages() Christoph Hellwig
2016-11-01 1:05 ` Ming Lei
2016-11-01 14:19 ` Christoph Hellwig
2016-10-31 17:59 ` [PATCH 2/2] block: fast-path for small and simple direct I/O requests Christoph Hellwig
2016-10-31 23:19 ` Omar Sandoval
2016-11-01 14:18 ` Christoph Hellwig
2016-11-01 17:00 ` block device direct I/O fast path Jens Axboe
2016-11-01 17:06 ` Christoph Hellwig [this message]
2016-11-01 17:54 ` Jens Axboe
2016-11-01 18:22 ` Jens Axboe
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