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Re: copy_from_user_page/copy_to_user_page fix

To: ralf@linux-mips.org
Subject: Re: copy_from_user_page/copy_to_user_page fix
From: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Date: Wed, 09 Feb 2005 22:52:56 +0900 (JST)
Cc: linux-mips@linux-mips.org
In-reply-to: <20050209125105.GA27875@linux-mips.org>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20050209.184947.30439119.nemoto@toshiba-tops.co.jp> <20050209125105.GA27875@linux-mips.org>
Sender: linux-mips-bounce@linux-mips.org
>>>>> On Wed, 9 Feb 2005 13:51:05 +0100, Ralf Baechle <ralf@linux-mips.org> 
>>>>> said:

ralf> I'm going to apply this because it's a correct fix; the
ralf> temporary mapping strategy as we've discussed for the dup_mmap
ralf> problem would be preferable.

Thank you.  I agree that the temporary mapping will be more efficient
though I chose a simple fix.  I suppose a performance requirement for
ptrace() would be less than the dup_mmap (fork()).

---
Atsushi Nemoto

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