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[2620:137:e000::1:20]) by mx.google.com with ESMTP id v19-20020a637a13000000b0051f8817a307si5182887pgc.869.2023.05.26.18.04.29; Fri, 26 May 2023 18:04:41 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=fc1jYAjB; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237754AbjE0BCO (ORCPT + 99 others); Fri, 26 May 2023 21:02:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49144 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230456AbjE0BCM (ORCPT ); Fri, 26 May 2023 21:02:12 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4D052135 for ; Fri, 26 May 2023 18:02:12 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id BE1A5652C3 for ; Sat, 27 May 2023 01:02:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id F18C2C433D2; Sat, 27 May 2023 01:02:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1685149331; bh=ZwOFaZCsGo5Z6NIy7+xs42xc8Amx32M/il4XYJjhbD8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=fc1jYAjBz04h3V8l4htX8rqAQJ7PLOdb2JvNQpK0YOjXOKXp1btTR69FHHfS2RMsH TWLelyvSzOoucga78KhbNqg+T9KMUfMvD14ABNMLfviKBWEQn0op8ewHeXzb1OH8cf QXEiYWrKiValrxacMzVe+xfy4a0SMfBj6lSrnsGkHPO6BMeQigISxOFjOUjm1xsVU1 yuK6nr6zEi1I71vC3v/GFVMLMmswCpXZ7H4PIdjGnwItwx8jz/IrFaaUbDMdNWwmQ+ wYisGm+TES66BOFTwuuFf95hMqee1x+CabpMF3pk8eH//byAghGAMNWJQaSOwdUmSK rrmfwWQTNAu8w== Date: Fri, 26 May 2023 18:02:08 -0700 From: Jakub Kicinski To: David Howells Cc: netdev@vger.kernel.org, "David S. Miller" , Eric Dumazet , Paolo Abeni , Willem de Bruijn , David Ahern , Matthew Wilcox , Jens Axboe , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Jeroen de Borst , Catherine Sullivan , Shailend Chand , Felix Fietkau , John Crispin , Sean Wang , Mark Lee , Lorenzo Bianconi , Matthias Brugger , AngeloGioacchino Del Regno , Keith Busch , Jens Axboe , Christoph Hellwig , Sagi Grimberg , Chaitanya Kulkarni , Andrew Morton , linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-nvme@lists.infradead.org Subject: Re: [PATCH net-next 06/12] mm: Make the page_frag_cache allocator use per-cpu Message-ID: <20230526180208.3e617818@kernel.org> In-Reply-To: <20230524153311.3625329-7-dhowells@redhat.com> References: <20230524153311.3625329-1-dhowells@redhat.com> <20230524153311.3625329-7-dhowells@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 24 May 2023 16:33:05 +0100 David Howells wrote: > though if a softirq wants to access it, then softirq disablement will > need to be added. Pretty sure GVE uses their allocator from softirq. So this doesn't work, right?