From: Andi Kleen <ak@suse.de>
To: "David S. Miller" <davem@davemloft.net>
Cc: Hugh Dickins <hugh@veritas.com>,
nickpiggin@yahoo.com.au, ak@suse.de, benh@kernel.crashing.org,
torvalds@osdl.org, akpm@osdl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] page table iterators
Date: Fri, 25 Feb 2005 11:44:31 +0100 [thread overview]
Message-ID: <20050225104431.GE14026@verdi.suse.de> (raw)
In-Reply-To: <20050224113350.3b6ebdd9.davem@davemloft.net>
On Thu, Feb 24, 2005 at 11:33:50AM -0800, David S. Miller wrote:
> On Thu, 24 Feb 2005 11:58:42 +0000 (GMT)
> Hugh Dickins <hugh@veritas.com> wrote:
>
> > Has anyone _ever_ seen a p??_ERROR message?
>
> It triggers when you're writing new platform pagetable support
> or making drastric changes in same. But on sparc64 I've set
> them all to nops to make the code output smaller. :-)
I don't think it's useful except for early debugging.
Also at least on i386/x86-64 the CPU sets a bit in the page fault
handler when it encounters a corrupted page table. On x86-64
it is handled (not on i386)
-Andi
next prev parent reply other threads:[~2005-02-25 10:44 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-17 13:53 [PATCH 1/2] optimise copy page range Nick Piggin
2005-02-17 14:03 ` [PATCH 2/2] page table iterators Nick Piggin
2005-02-17 15:56 ` Linus Torvalds
2005-02-17 16:13 ` Nick Piggin
2005-02-17 19:43 ` Andi Kleen
2005-02-17 22:49 ` Benjamin Herrenschmidt
2005-02-17 23:03 ` Andi Kleen
2005-02-17 23:21 ` Benjamin Herrenschmidt
2005-02-17 23:34 ` Andi Kleen
2005-02-17 23:30 ` David S. Miller
2005-02-17 23:57 ` Andi Kleen
2005-02-20 12:35 ` Nick Piggin
2005-02-21 6:35 ` Hugh Dickins
2005-02-21 6:40 ` Andrew Morton
2005-02-21 7:09 ` Benjamin Herrenschmidt
2005-02-21 8:09 ` Nick Piggin
2005-02-21 9:04 ` Nick Piggin
2005-02-22 9:54 ` Nick Piggin
2005-02-23 2:06 ` Hugh Dickins
2005-02-23 4:31 ` David S. Miller
2005-02-23 4:49 ` Nick Piggin
2005-02-23 4:57 ` David S. Miller
2005-02-23 5:23 ` Nick Piggin
2005-02-23 23:52 ` Nick Piggin
2005-02-24 0:00 ` David S. Miller
2005-02-24 5:12 ` Hugh Dickins
2005-02-24 5:59 ` Nick Piggin
2005-02-24 11:58 ` Hugh Dickins
2005-02-24 19:33 ` David S. Miller
2005-02-25 10:44 ` Andi Kleen [this message]
2005-02-24 21:59 ` Nick Piggin
2005-02-24 22:32 ` Hugh Dickins
2005-02-24 22:52 ` Nick Piggin
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