Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751129AbVIWSsc (ORCPT ); Fri, 23 Sep 2005 14:48:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751138AbVIWSsc (ORCPT ); Fri, 23 Sep 2005 14:48:32 -0400 Received: from serv01.siteground.net ([70.85.91.68]:36266 "EHLO serv01.siteground.net") by vger.kernel.org with ESMTP id S1751129AbVIWSsb (ORCPT ); Fri, 23 Sep 2005 14:48:31 -0400 Date: Fri, 23 Sep 2005 11:48:20 -0700 From: Ravikiran G Thirumalai To: Dipankar Sarma Cc: Rusty Russell , "David S. Miller" , akpm@osdl.org, linux-kernel@vger.kernel.org Subject: Re: [patch 0/6] mm: alloc_percpu and bigrefs Message-ID: <20050923184820.GB4103@localhost.localdomain> References: <20050923062529.GA4209@localhost.localdomain> <20050923001013.28b7f032.akpm@osdl.org> <20050923.001729.101033164.davem@davemloft.net> <1127463090.796.7.camel@localhost.localdomain> <20050923113636.GB5006@in.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050923113636.GB5006@in.ibm.com> User-Agent: Mutt/1.4.2.1i X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - serv01.siteground.net X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [0 0] / [47 12] X-AntiAbuse: Sender Address Domain - scalex86.org X-Source: X-Source-Args: X-Source-Dir: Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1343 Lines: 26 On Fri, Sep 23, 2005 at 05:06:36PM +0530, Dipankar Sarma wrote: > On Fri, Sep 23, 2005 at 06:11:30PM +1000, Rusty Russell wrote: > > On Fri, 2005-09-23 at 00:17 -0700, David S. Miller wrote: > > Now, that said, I wanted (and wrote, way back when) a far simpler > > allocator which only worked for GFP_KERNEL and used the same > > __per_cpu_offset[] to fixup dynamic per-cpu ptrs as static ones. Maybe > > not as "complete" as this one, but maybe less offensive. > > The GFP_ATOMIC support stuff is needed only for dst entries. However > using per-cpu refcounters in such objects like dentries and dst entries > are problematic and that is why I hadn't tried changing those. > Some of the earlier versions of the allocator were simpler and I think > we need to roll this back and do some more analysis. No GFP_ATOMIC > support, no early use. I haven't got around to look at this The patches I have submitted this time does not have GFP_ATOMIC support. The early use enablement stuff are in seperate patches (patch 5 and 6). The patchset would work without these two patches too. Thanks, Kiran - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/