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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E4E91F44842 for ; Fri, 10 Apr 2026 11:55:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=LtfUfxE/xs43zAAF0blVEvJBY1bTJtOfWAwYT3PoW5Y=; b=vLADDObaToDmASPBaMT3qfVHzQ B0KsFoqYp4D5s0ueAhMIxDI7XeE7uLVRZPfEac6iei5DlrIjL12Kxyo0kF5u6GeaNcZ9AXhwuUB79 GzMxEYYxgFgHnYaYbEFb6x4k1gNLn+IjW5MHNRp2O5KZN0qrvZmupzKCdiXwezKC3hOV52VqvM4Pb j0fQC/5sqNPHuMxkLWWKNfuBdRDeq1kFkM9RuClbUyVGgDKwBBgBhOZuvgqgm+XjeDhPu+FETF5Rm kd27bQ/GmoKX+zEAVpDbN9HnJPaz9GSpV/qbPTB4W6Aw2zFbtYnC4dbce2twy1S08Avdx9JNyE2Vz fqANtfFQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wBASe-0000000C70i-35wr; Fri, 10 Apr 2026 11:55:44 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wBASd-0000000C70H-1GLG for linux-arm-kernel@lists.infradead.org; Fri, 10 Apr 2026 11:55:43 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 3DE4D60154; Fri, 10 Apr 2026 11:55:42 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 25D0DC19421; Fri, 10 Apr 2026 11:55:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775822141; bh=HFVNSZ9NdLshs/GF0kF4F3nn6TItzP93pKQuOnmZi4g=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=hOZIcHOx8RMyGXKW+908tLqShReyx8UHYG4egkJqVAZkly0v7p33q4UAay3LeO2Li 909+KGhspCpoLhKu/yYX4lgd1bQD8j7huO7QANJEMGOMwOID5qf6JimIdEMuVtAFjW +GhHAia+VOlJjk1lkx7+BsR28wl1z47Ab6wp84ECDq4Ne2+EnT+emA7hhb4J+2rLry YlaUbwErfT9kQccM/Jz2U8uBuxnxtjdRSVkHLVeVUEjGqnHrocrFlrDSa/ozdtHXtC EO3nFkJuqdofrp1T2VseMnr7Gmf0zpuJ+5ds4RjmrJ4HjFgZMtXk4qr1svT4RRSevK SKvQh+S8cISDQ== Date: Fri, 10 Apr 2026 12:55:31 +0100 From: Lorenzo Stoakes To: Usama Arif Cc: Andrew Morton , david@kernel.org, willy@infradead.org, ryan.roberts@arm.com, linux-mm@kvack.org, r@hev.cc, jack@suse.cz, ajd@linux.ibm.com, apopple@nvidia.com, baohua@kernel.org, baolin.wang@linux.alibaba.com, brauner@kernel.org, catalin.marinas@arm.com, dev.jain@arm.com, kees@kernel.org, kevin.brodsky@arm.com, lance.yang@linux.dev, Liam.Howlett@oracle.com, linux-arm-kernel@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, mhocko@suse.com, npache@redhat.com, pasha.tatashin@soleen.com, rmclure@linux.ibm.com, rppt@kernel.org, surenb@google.com, vbabka@kernel.org, Al Viro , ziy@nvidia.com, hannes@cmpxchg.org, kas@kernel.org, shakeel.butt@linux.dev, leitao@debian.org, kernel-team@meta.com Subject: Re: [PATCH v3 0/4] mm: improve large folio readahead and alignment for exec memory Message-ID: References: <20260402181326.3107102-1-usama.arif@linux.dev> <803a0c15-0a6a-4c00-b6b3-eaae56d5fc15@linux.dev> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <803a0c15-0a6a-4c00-b6b3-eaae56d5fc15@linux.dev> X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Apr 10, 2026 at 12:03:03PM +0100, Usama Arif wrote: > > > On 02/04/2026 19:08, Usama Arif wrote: > > v2 -> v3: https://lore.kernel.org/all/20260320140315.979307-1-usama.arif@linux.dev/ > > - Take into account READ_ONLY_THP_FOR_FS for elf alignment by aligning > > to HPAGE_PMD_SIZE limited to 2M (Rui) > > - Reviewed-by tags for patch 1 from Kiryl and Jan > > - Remove preferred_exec_order() (Jan) > > - Change ra->order to HPAGE_PMD_ORDER if vma_pages(vma) >= HPAGE_PMD_NR > > otherwise use exec_folio_order() with gfp &= ~__GFP_RECLAIM for > > do_sync_mmap_readahead(). > > - Change exec_folio_order() to return 2M (cont-pte size) for 64K base > > page size for arm64. > > - remove bprm->file NULL check (Matthew) > > - Change filp to file (Matthew) > > - Improve checking of p_vaddr and p_vaddr (Rui and Matthew) > > > > Hello! > > Just wanted to check if there was any feedback/review on the latest > revision? It's -rc7, this is definitely something for next cycle :) On my part, my upstream bandwidth has drastically reduced, and review is probably going to have to be a hobbyist thing at least for now. Also, not to be mean but: $ git log -E -i --grep "(Reviewed|Acked)-by: Usama Arif" --oneline | wc -l 21 So... :) Review in mm is very lop-sided, let's try to balance it out a bit! > > Thanks! > Thanks, Lorenzo