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From: Al Viro <viro@ZenIV.linux.org.uk>
To: Insu Yun <wuninsu@gmail.com>
Cc: akpm@linux-foundation.org, fabf@skynet.be, osandov@osandov.com,
	geert@linux-m68k.org, tsgatesv@gmail.com,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	taesoo@gatech.edu, yeongjin.jang@gatech.edu, insu@gatech.edu,
	changwoo@gatech.edu
Subject: Re: [PATCH] affs: add kunmap in error path
Date: Tue, 2 Feb 2016 02:24:36 +0000	[thread overview]
Message-ID: <20160202022436.GM17997@ZenIV.linux.org.uk> (raw)
In-Reply-To: <1454378117-14999-1-git-send-email-wuninsu@gmail.com>

On Mon, Feb 01, 2016 at 08:55:17PM -0500, Insu Yun wrote:
> When error occurs, it needs to unmap page.

Point, but...  I'm not sure there's any point in keeping it mapped all
along.  After all, what we are doing is a bunch of memcpy() into the
parts of page, so kmap_atomic()/kunmap_atomic() just around memcpy
would do just fine.

  reply	other threads:[~2016-02-02  2:24 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-02  1:55 [PATCH] affs: add kunmap in error path Insu Yun
2016-02-02  2:24 ` Al Viro [this message]
2016-02-02  2:28   ` Al Viro

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