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Date: Mon, 14 Apr 2003 08:49:04 +0000
From: Arjan van de Ven <arjanv@redhat.com>
To: Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
Cc: arjanv@redhat.com, Ingo Oeser <ingo.oeser@informatik.tu-chemnitz.de>,
       Andrew Morton <akpm@digeo.com>, linux-kernel@vger.kernel.org,
       linux-mm@kvack.org
Subject: Re: 2.5.67-mm2
Message-ID: <20030414084904.A15608@devserv.devel.redhat.com>
References: <20030412180852.77b6c5e8.akpm@digeo.com> <20030413151232.D672@nightmaster.csn.tu-chemnitz.de> <1050245689.1422.11.camel@laptop.fenrus.com> <200304140629.h3E6TPu01387@Port.imtp.ilyichevsk.odessa.ua>
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In-Reply-To: <200304140629.h3E6TPu01387@Port.imtp.ilyichevsk.odessa.ua>; from vda@port.imtp.ilyichevsk.odessa.ua on Mon, Apr 14, 2003 at 09:24:26AM +0300
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On Mon, Apr 14, 2003 at 09:24:26AM +0300, Denis Vlasenko wrote:
> >
> > that in itself is easy to find btw; just give every GFP_* an extra
> > __GFP_REQUIRED bit and then check inside kmalloc for that bit (MSB?)
> > to be set.....
> 
> This will incur runtime penalty

but only for CONFIG_DEBUG_KMALLOC or whatever