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From: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
To: akpm@osdl.org
Cc: ralf@linux-mips.org, linux-mips@linux-mips.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] 64bit unaligned access on 32bit kernel
Date: Tue, 07 Mar 2006 11:03:14 +0900 (JST)	[thread overview]
Message-ID: <20060307.110314.00927749.nemoto@toshiba-tops.co.jp> (raw)
In-Reply-To: <20060306170552.0aab29c5.akpm@osdl.org>

>>>>> On Mon, 6 Mar 2006 17:05:52 -0800, Andrew Morton <akpm@osdl.org> said:
>> Use __u64 instead of __typeof__(*(ptr)) for temporary variable to
>> get rid of errors on gcc 4.x.

akpm> I worry about what impact that change might have on code
akpm> generation.  Hopefully none, if gcc is good enough.

akpm> But I cannot think of a better fix.

As I tested on MIPS gcc 3.x, the impact is not none, but not so huge.
And it becomes much smaller with gcc 4.x.

---
Atsushi Nemoto

  reply	other threads:[~2006-03-07  2:03 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20050830104056.GA4710@linux-mips.org>
     [not found] ` <20060306.203218.69025300.nemoto@toshiba-tops.co.jp>
2006-03-07  1:05   ` Andrew Morton
2006-03-07  2:03     ` Atsushi Nemoto [this message]
2006-03-07 18:09     ` Ralf Baechle
2006-03-08  4:58       ` Atsushi Nemoto
2006-03-08  5:12         ` Andrew Morton
2007-02-14 21:42     ` [PATCH] Optimize generic get_unaligned / put_unaligned implementations Ralf Baechle
2007-02-15  4:39       ` Andrew Morton
2007-02-15  8:35         ` Marcel Holtmann
2007-02-15 14:34         ` Ralf Baechle
2007-02-15 21:53           ` Andrew Morton
2007-02-15 22:18             ` Ralf Baechle
2007-02-15 23:05               ` Jeremy Fitzhardinge
2007-02-15 23:38               ` Andrew Morton
2007-02-16  0:13                 ` Jeremy Fitzhardinge
2007-02-16  0:43                 ` Ralf Baechle
2007-02-16  1:27                   ` Andrew Morton
2007-02-16  1:59                     ` Ralf Baechle
2007-02-20 13:50                     ` Pavel Machek

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