From: Benjamin LaHaise <bcrl@redhat.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Linus Torvalds <torvalds@transmeta.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Horrible L2 cache effects from kernel compile
Date: Mon, 3 Mar 2003 18:01:12 -0500 [thread overview]
Message-ID: <20030303180112.D6915@redhat.com> (raw)
In-Reply-To: <1046735907.7947.0.camel@irongate.swansea.linux.org.uk>; from alan@lxorguk.ukuu.org.uk on Mon, Mar 03, 2003 at 11:58:27PM +0000
On Mon, Mar 03, 2003 at 11:58:27PM +0000, Alan Cox wrote:
> On Mon, 2003-03-03 at 19:13, Linus Torvalds wrote:
> > dentry itself. Yes, you could make it smaller (you could remove the inline
> > string from it, for example, and you could avoid allocating it at
>
> How about at least making the inline string align to the slab alignment so we
> dont waste space ?
Also, making the qstr length an unsigned short or u8 would increase the
length of the string by 2 or 3 bytes quite for free.
-ben
--
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next prev parent reply other threads:[~2003-03-03 22:50 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-25 18:37 Horrible L2 cache effects from kernel compile Manfred Spraul
2003-02-25 18:41 ` Dave Hansen
2003-02-25 18:42 ` Andi Kleen
2003-02-25 19:29 ` Martin J. Bligh
2003-02-25 22:18 ` Linus Torvalds
2003-03-03 19:03 ` Benjamin LaHaise
2003-03-03 19:13 ` Linus Torvalds
2003-03-03 23:58 ` Alan Cox
2003-03-03 22:57 ` Andrew Morton
2003-03-03 23:01 ` Benjamin LaHaise [this message]
2003-03-03 23:09 ` Linus Torvalds
2003-03-05 20:19 ` dean gaudet
[not found] <3E5ABBC1.8050203@us.ibm.com.suse.lists.linux.kernel>
2003-02-25 16:16 ` Andi Kleen
2003-02-27 3:24 ` Dave Hansen
2003-02-27 16:36 ` Jan Harkes
[not found] ` <b3ekil$1cp$1@penguin.transmeta.com.suse.lists.linux.kernel>
[not found] ` <20030225170546.GA23772@morningstar.nowhere.lie.suse.lists.linux.kernel>
2003-02-25 17:20 ` Andi Kleen
2003-02-26 18:22 ` Jamie Lokier
-- strict thread matches above, loose matches on Subject: below --
2003-02-25 0:41 Dave Hansen
2003-02-25 0:59 ` William Lee Irwin III
2003-02-25 1:01 ` Dave Hansen
2003-02-25 3:15 ` John Levon
2003-02-25 3:15 ` William Lee Irwin III
2003-02-25 3:35 ` Andrew Morton
2003-02-25 4:13 ` Martin J. Bligh
2003-02-25 11:57 ` John Levon
2003-02-25 2:31 ` Linus Torvalds
2003-02-25 17:05 ` John W. M. Stevens
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