From: Steven Rostedt <rostedt@goodmis.org>
To: Christoph Lameter <clameter@sgi.com>
Cc: Andrew Morton <akpm@osdl.org>,
Herbert Xu <herbert@gondor.apana.org.au>,
linux-kernel@vger.kernel.org, ext2-devel@lists.sourceforge.net
Subject: Re: [BLOCK] bh: Ensure bh fits within a page
Date: Tue, 01 Aug 2006 15:35:13 -0400 [thread overview]
Message-ID: <1154460913.30391.3.camel@localhost.localdomain> (raw)
In-Reply-To: <Pine.LNX.4.64.0608011209560.18537@schroedinger.engr.sgi.com>
On Tue, 2006-08-01 at 12:10 -0700, Christoph Lameter wrote:
> On Tue, 1 Aug 2006, Steven Rostedt wrote:
>
> > If you set the alignment for ext3 the same as the size (ie 1024, 2048,
> > 4096 for the above respectively) then wouldn't that guarantee not
> > straddling a page?
>
> Yes. But then that number must always be a fraction of pagesize.
>
understood, as is 1024, 2048, and 4096 are. Well, if pagesize is 4096
is 4096 really a fraction of 4096? :)
Also, isn't all sizes for kmalloc that are under pagesize a fraction of
the page size? Or more correctly, a power of 2?
-- Steve
next prev parent reply other threads:[~2006-08-01 19:35 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-01 3:04 [BLOCK] bh: Ensure bh fits within a page Herbert Xu
2006-08-01 4:04 ` Andrew Morton
2006-08-01 5:02 ` Herbert Xu
2006-08-01 5:54 ` Andrew Morton
2006-08-01 11:06 ` Herbert Xu
2006-08-01 14:45 ` Andrew Morton
2006-08-01 17:36 ` Christoph Lameter
2006-08-01 19:08 ` Pekka Enberg
2006-08-01 19:08 ` Steven Rostedt
2006-08-01 19:10 ` Christoph Lameter
2006-08-01 19:35 ` Steven Rostedt [this message]
2006-08-01 19:55 ` Christoph Lameter
2006-08-01 7:23 ` Jens Axboe
2006-08-01 23:30 ` Herbert Xu
2006-08-01 23:32 ` Herbert Xu
2006-08-02 6:23 ` Jens Axboe
2006-08-01 23:44 ` Andrew Morton
2006-08-17 23:14 ` Badari Pulavarty
2006-08-18 2:53 ` Herbert Xu
2006-08-01 19:33 ` Andi Kleen
2006-08-01 22:09 ` Herbert Xu
2006-08-02 11:06 ` Jens Axboe
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