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From: "David S. Miller" <davem@davemloft.net>
To: James.Bottomley@steeleye.com
Cc: linux-arch@vger.kernel.org
Subject: Re: Potential problem with the page_mapping macro and flush_dcache_page()
Date: Sun, 19 Mar 2006 13:26:03 -0800 (PST)	[thread overview]
Message-ID: <20060319.132603.132950779.davem@davemloft.net> (raw)
In-Reply-To: <1142803431.3240.58.camel@mulgrave.il.steeleye.com>

From: James Bottomley <James.Bottomley@SteelEye.com>
Date: Sun, 19 Mar 2006 15:23:51 -0600

> On Sun, 2006-03-19 at 15:04 -0600, James Bottomley wrote:
> > OK, I confess to not ever having looked at that ... does it use
> > get_user_pages() as well?
> 
> If the fix is to be in get_user_pages(), this is what works for parisc.

flush_cache_page() is a nop on many architectures which have
cache aliasing issues, such as sparc64.

  reply	other threads:[~2006-03-19 21:26 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-03-19 17:15 Potential problem with the page_mapping macro and flush_dcache_page() James Bottomley
2006-03-19 20:33 ` David S. Miller
2006-03-19 20:53   ` James Bottomley
2006-03-19 21:00     ` David S. Miller
2006-03-19 21:04       ` James Bottomley
2006-03-19 21:23         ` James Bottomley
2006-03-19 21:26           ` David S. Miller [this message]
2006-03-19 23:50             ` James Bottomley
2006-03-20  1:15               ` James Bottomley
2006-03-19 21:25         ` David S. Miller
2006-03-19 21:29           ` James Bottomley
2006-03-19 22:01             ` David S. Miller
2006-03-19 23:39               ` James Bottomley
2006-03-19 23:42                 ` David S. Miller
2006-03-23  6:20             ` Andrew Morton
2006-03-23 14:13               ` James Bottomley

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