From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4DE1CC54EBD for ; Tue, 10 Jan 2023 00:50:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234550AbjAJAuL (ORCPT ); Mon, 9 Jan 2023 19:50:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40320 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237843AbjAJAuD (ORCPT ); Mon, 9 Jan 2023 19:50:03 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 00B8B18B27 for ; Mon, 9 Jan 2023 16:50:01 -0800 (PST) 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 9128A60C6B for ; Tue, 10 Jan 2023 00:50:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A952FC433EF; Tue, 10 Jan 2023 00:50:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1673311800; bh=1dBy9wQ/T4eLPsNf9xiz3Q6ijI6woYVWaqyv/gCcMwU=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=1O5mAd8Zpd7OPacP6rPA3gRNFKYZRNECZYv0XtDXzcqWr6s/Cp1MPsszoxQwP3fW6 y4lT75/QG3XCfEzA+O7MCW9JNilJyS9U/Ccu05+BZr9pVXzCEf4EYKV58ay9SlX/n5 HtZ3rlc5I3RIl2ljGu3w7UeaFi3fxZlHOWM4mJ08= Date: Mon, 9 Jan 2023 16:49:59 -0800 From: Andrew Morton To: Sidhartha Kumar Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, willy@infradead.org, hughd@google.com Subject: Re: [PATCH mm-unstable] mm: remove the hugetlb field from struct page Message-Id: <20230109164959.cb0cb7b3f8a4ba5a2051529a@linux-foundation.org> In-Reply-To: <20230109230806.910287-1-sidhartha.kumar@oracle.com> References: <20230109230806.910287-1-sidhartha.kumar@oracle.com> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 9 Jan 2023 17:08:06 -0600 Sidhartha Kumar wrote: > commit dad6a5eb5556(mm,hugetlb: use folio fields in second tail page) > added a transitional hugetlb field to struct page and struct folio to make > room for another int in the first tail of a compound page. Hugetlb folio > conversions have changed all page users of this field to use the fields > within the folio so struct page no longer needs this hugetlb specific > field. > > Signed-off-by: Sidhartha Kumar > --- > This is rebased on 01/09/2023 mm-unstable plus Matthew's series[1] applied > > [1]https://lore.kernel.org/linux-mm/20221231214610.2800682-1-willy@infradead.org/ Matthew's series had some compilation issues and needs quite some rework to make it apply to current mm-unstable.. So, please resend this patch once v2 of "Get rid of first tail page fields" has materialized.