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From: Christoph Hellwig <hch@infradead.org>
To: Ming Lei <ming.lei@canonical.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	Dave Chinner <david@fromorbit.com>, Jens Axboe <axboe@kernel.dk>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	"Justin M. Forbes" <jforbes@fedoraproject.org>,
	Jeff Moyer <jmoyer@redhat.com>, Tejun Heo <tj@kernel.org>,
	linux-api@vger.kernel.org
Subject: Re: [PATCH v7 4/6] block: loop: prepare for supporing direct IO
Date: Mon, 27 Jul 2015 10:33:31 -0700	[thread overview]
Message-ID: <20150727173331.GA17594@infradead.org> (raw)
In-Reply-To: <CACVXFVMKycx768HtAJXMgEZNjsQrNm_f3UzW9kUysSHAMM5FPQ@mail.gmail.com>

On Mon, Jul 27, 2015 at 05:53:33AM -0400, Ming Lei wrote:
> Because size has to be 4k aligned too.

Yes.  But again I don't see any reason to limit us to a hardcoded 512
byte block size here, especially considering the patches to finally
allow enabling other block sizes from userspace.

  reply	other threads:[~2015-07-27 17:33 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1437061068-26118-1-git-send-email-ming.lei@canonical.com>
2015-07-16 15:37 ` [PATCH v7 4/6] block: loop: prepare for supporing direct IO Ming Lei
     [not found]   ` <1437061068-26118-5-git-send-email-ming.lei-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>
2015-07-27  8:40     ` Christoph Hellwig
     [not found]       ` <20150727084020.GA28336-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2015-07-27  9:41         ` Ming Lei
2015-07-27  9:45           ` Christoph Hellwig
     [not found]             ` <20150727094530.GA15507-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2015-07-27  9:53               ` Ming Lei
2015-07-27 17:33                 ` Christoph Hellwig [this message]
2015-07-29  7:33                   ` Ming Lei
2015-07-29  8:41                     ` Dave Chinner
2015-07-29 11:21                       ` Ming Lei
     [not found]                         ` <CACVXFVMOuCk0bHZfrV=VZWLtgsa4oWxrpnu6aoB1LKZ50UMhZA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-07-29 22:08                           ` Dave Chinner
2015-07-30  8:01                             ` Ming Lei
     [not found]                 ` <CACVXFVMKycx768HtAJXMgEZNjsQrNm_f3UzW9kUysSHAMM5FPQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-07-27 22:06                   ` Dave Chinner
2015-07-16 15:37 ` [PATCH v7 5/6] block: loop: introduce ioctl command of LOOP_SET_DIRECT_IO Ming Lei

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