linux-kernel - Re: [PATCH 2/2] block: loop: avoiding too many pending per work I/O

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Message-ID: <CACVXFVN6FVwupxem3j8ke7QkkN4bYthgBgL_R=LA42KSt_DS7A@mail.gmail.com>
Date:	Wed, 6 May 2015 19:43:21 +0800
From:	Ming Lei <ming.lei@...onical.com>
To:	Christoph Hellwig <hch@...radead.org>
Cc:	Tejun Heo <tj@...nel.org>, Jens Axboe <axboe@...nel.dk>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"Justin M. Forbes" <jforbes@...oraproject.org>,
	Jeff Moyer <jmoyer@...hat.com>, "v4.0" <stable@...r.kernel.org>
Subject: Re: [PATCH 2/2] block: loop: avoiding too many pending per work I/O

On Wed, May 6, 2015 at 3:36 PM, Christoph Hellwig <hch@...radead.org> wrote:
> On Wed, May 06, 2015 at 01:17:33PM +0800, Ming Lei wrote:
>> But I still prefer to dio/aio approach because double cache can
>> be avoided, which is a big win in my previous tests.
>
> Can yo respin and resend the patches?  With Al's iov_iter work and my
> kiocb changes it should be fairly easy and non-intrusive to do.

I will post them later.

thanks,
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