From: Paul Mackerras <paulus@samba.org>
To: Christoph Lameter <clameter@sgi.com>
Cc: akpm@linux-foundation.org, linux-mm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [QUICKLIST 1/5] Quicklists for page table pages V3
Date: Tue, 20 Mar 2007 14:12:07 +1100 [thread overview]
Message-ID: <17919.20743.384741.398444@cargo.ozlabs.ibm.com> (raw)
In-Reply-To: <20070319233716.13775.45569.sendpatchset@schroedinger.engr.sgi.com>
Christoph Lameter writes:
> +static inline void *quicklist_alloc(int nr, gfp_t flags, void (*ctor)(void *))
> +{
...
> + p = (void *)__get_free_page(flags | __GFP_ZERO);
This will cause problems on 64-bit powerpc, at least with 4k pages,
since the pmd and pgd levels only use 1/4 of a page.
Paul.
next prev parent reply other threads:[~2007-03-20 4:34 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-19 23:37 Christoph Lameter
2007-03-19 23:37 ` [QUICKLIST 2/5] Quicklist support for IA64 Christoph Lameter
2007-03-19 23:37 ` [QUICKLIST 3/5] Quicklist support for i386 Christoph Lameter
2007-03-19 23:37 ` [QUICKLIST 4/5] Quicklist support for x86_64 Christoph Lameter
2007-03-19 23:37 ` [QUICKLIST 5/5] Quicklist support for sparc64 Christoph Lameter
2007-03-19 23:53 ` [QUICKLIST 1/5] Quicklists for page table pages V3 Andrew Morton
2007-03-19 23:57 ` Christoph Lameter
2007-03-20 0:07 ` Andrew Morton
2007-03-20 0:44 ` Christoph Lameter
2007-03-20 0:55 ` Andrew Morton
2007-03-20 1:03 ` Christoph Lameter
2007-03-20 1:32 ` Andrew Morton
2007-03-20 19:41 ` Christoph Lameter
2007-03-19 23:58 ` David Miller
2007-03-20 0:21 ` Andrew Morton
2007-03-20 1:06 ` Christoph Lameter
2007-03-20 3:12 ` Paul Mackerras [this message]
2007-03-20 19:43 ` Christoph Lameter
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