From: Arjan van de Ven <arjan@infradead.org>
To: Andrew Morton <akpm@osdl.org>
Cc: Christoph Lameter <clameter@engr.sgi.com>,
Ravikiran G Thirumalai <kiran@scalex86.org>,
linux-kernel@vger.kernel.org
Subject: Re: remove __read_mostly?
Date: Sun, 25 Jun 2006 23:44:49 +0200 [thread overview]
Message-ID: <1151271890.4940.58.camel@laptopd505.fenrus.org> (raw)
In-Reply-To: <20060625115736.d90e1241.akpm@osdl.org>
On Sun, 2006-06-25 at 11:57 -0700, Andrew Morton wrote:
> I'm thinking we should remove __read_mostly.
>
> Because if we use this everywhere where it's supposed to be used, we end up
> with .bss and .data 100% populated with write-often variables, packed
> closely together. The cachelines will really flying around.
one thing we could/should do is have a "written during boot only"
section; which we then can mark read only as well :)
next prev parent reply other threads:[~2006-06-25 21:44 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-25 18:57 Andrew Morton
2006-06-25 21:19 ` Ravikiran G Thirumalai
2006-06-26 18:39 ` Paul Jackson
2006-06-26 18:46 ` Christoph Lameter
2006-06-26 19:11 ` Paul Jackson
2006-06-26 19:52 ` Ravikiran G Thirumalai
2006-06-25 21:44 ` Arjan van de Ven [this message]
2006-06-26 4:20 ` Christoph Lameter
2006-06-25 21:52 ` Arjan van de Ven
2006-06-26 4:17 ` Christoph Lameter
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