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From: Andi Kleen <ak@suse.de>
To: Christoph Hellwig <hch@infradead.org>
Cc: schwidefsky@de.ibm.com, akpm@linux-foundation.org,
	linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>
Subject: Re: [patch 2/3] CONFIG_HIGHPTE vs. sub-page page tables.
Date: Thu, 3 Jan 2008 14:12:26 +0100	[thread overview]
Message-ID: <200801031412.26806.ak@suse.de> (raw)
In-Reply-To: <20080102204435.GB15460@infradead.org>


> Can we please just nuke CONFIG_HIGHPTE?  There's only been a small
> amount of 32bit machines 

It's unfortunately a larger amount :/ And for unknown reasons a lot of
people still install 32bit kernels on new perfectly capable 64bit systems
even if they have a lot of memory.

I don't think removing CONFIG_HIGHPTE will be an option any time soon.

-Andi

  parent reply	other threads:[~2008-01-03 13:12 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-11-12 14:30 [patch 0/3] page table changes schwidefsky
2007-11-12 14:30 ` [patch 1/3] add mm argument to pte/pmd/pud/pgd_free schwidefsky
2007-11-12 14:30 ` [patch 2/3] CONFIG_HIGHPTE vs. sub-page page tables schwidefsky
2008-01-02 20:44   ` Christoph Hellwig
2008-01-02 21:24     ` Geert Uytterhoeven
2008-01-02 21:28       ` Benjamin Herrenschmidt
2008-01-03 13:12     ` Andi Kleen [this message]
2008-01-03 14:01       ` Boaz Harrosh
2008-02-01 23:15   ` Andrew Morton
2008-02-03  5:37     ` Benjamin Herrenschmidt
2008-02-03  5:53       ` Andrew Morton
2008-02-03  6:46         ` Ingo Molnar
2008-02-04 10:36         ` Martin Schwidefsky
2008-02-04 10:51           ` Andrew Morton
2008-02-04 11:02             ` Russell King
2008-02-04 11:14               ` Andrew Morton
2008-02-05 14:39             ` Martin Schwidefsky
2008-02-05 18:46               ` Andrew Morton
2008-02-06  9:06                 ` Martin Schwidefsky
2008-02-06  9:09                   ` Andrew Morton
2008-02-06  9:15                     ` Ingo Molnar
2008-02-06 15:50                     ` Martin Schwidefsky
2007-11-12 14:30 ` [patch 3/3] arch_rebalance_pgtables call schwidefsky
2007-11-13 12:33   ` Nick Piggin
2007-11-14  9:26     ` Martin Schwidefsky
2007-11-14 10:06       ` Benjamin Herrenschmidt
2007-11-14 11:49         ` Martin Schwidefsky
2007-11-14 22:07           ` Benjamin Herrenschmidt
2007-11-15 17:13             ` Martin Schwidefsky

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