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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id AA55AC6FA82 for ; Wed, 21 Sep 2022 00:47:41 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id E56F76B0072; Tue, 20 Sep 2022 20:47:40 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id E06DC6B0073; Tue, 20 Sep 2022 20:47:40 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id CA804940007; Tue, 20 Sep 2022 20:47:40 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id B8CF66B0072 for ; Tue, 20 Sep 2022 20:47:40 -0400 (EDT) Received: from smtpin24.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 8DFE61C5CAC for ; Wed, 21 Sep 2022 00:47:40 +0000 (UTC) X-FDA: 79934254680.24.E8F19C0 Received: from mail-pg1-f174.google.com (mail-pg1-f174.google.com [209.85.215.174]) by imf17.hostedemail.com (Postfix) with ESMTP id 3B0F640021 for ; Wed, 21 Sep 2022 00:47:40 +0000 (UTC) Received: by mail-pg1-f174.google.com with SMTP id q9so4355885pgq.8 for ; Tue, 20 Sep 2022 17:47:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date; bh=s1FOrqjygEbmu0BmCIrL35SMFO1fwNdkg4TnmgX4fl4=; b=SAaPUtusg1LzZcGU9ZnR3M1upMfkGwiaJwVJ3/I7XD5XjhDTbqslZXkzkzzqWgu+pJ OoAOSWZl9/nqOdD8RaF9bcjjp+uPcWoNJB0FIK3vUrt39xJRWtJzXo40TVno28hbH2RP 46Dk8AVbB3hyI/JEVK6yZ1T3FWPTvcaVzCjWVZJndFE5vbtaV70fWsbqIep2zvbupGW4 LQ1vPV8wOfGH4dXmgMRU1HxUeH1IIPhcpwGi78a/3DKtb1EaDxTIL+WXwd3wIHWDIHNc jm00G6AXJvb5j3STs+NJTW0k/oOSyzsPx3u2fyprlGgvZkTtoPo9BWlJphcU4FYKFMfp pNNw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date; bh=s1FOrqjygEbmu0BmCIrL35SMFO1fwNdkg4TnmgX4fl4=; b=CQtmFzRacDG1s+tP27a+KoKsIw3Fa+vodM5XXcoj8mG1u0Goc5JwSICkOjstaf7A9+ 79zFBKK1TIW41lIZJHNkr9HMU/Cu0I/WVcDZt+sBKZzXWFZ5pBs7X6Z+jx80L2OpyMLr MmgCKvvdKrN3FbBnv0VXffbya2YM6/eUZId0+yw+VaBGk6lW8LCs0DUtvCy3aCZ2tQvR iM57ytN4BxeJcUHIOPFthnz4aOsqHPnS2rhtHAAh5lvP9vc9A0yuqSQ3nRxetfc1/Rxu /BTQiSOtdQSOGU4Mw92Rq7yuHp9i1XC+VA7hhOwEjD+ippS9gomqdSeQOaw6feINWll5 7JlA== X-Gm-Message-State: ACrzQf0q6/a7PwkywZaGq04E9JNrlhgRwr7GmPigydGgV4azoWsRtOE8 GBxm35/ohxipqVapVi/uQkD5YQ== X-Google-Smtp-Source: AMsMyM4bmTabaLi0slG7jDIme09E1tBWgonZt4SU3dt9++j/WqgfVYMol/lliXueln/j7tPvuUVAQA== X-Received: by 2002:a63:ee09:0:b0:439:d27b:3c77 with SMTP id e9-20020a63ee09000000b00439d27b3c77mr17326929pgi.579.1663721259022; Tue, 20 Sep 2022 17:47:39 -0700 (PDT) Received: from google.com ([2620:15c:2d:3:c6d4:8998:edf3:9779]) by smtp.gmail.com with ESMTPSA id 38-20020a631466000000b00419b66846fcsm538972pgu.91.2022.09.20.17.47.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 20 Sep 2022 17:47:38 -0700 (PDT) Date: Tue, 20 Sep 2022 17:47:33 -0700 From: Isaac Manjarres To: Catalin Marinas Cc: Herbert Xu , Ard Biesheuvel , Will Deacon , Marc Zyngier , Arnd Bergmann , Greg Kroah-Hartman , Andrew Morton , Linus Torvalds , Linux Memory Management List , Linux ARM , Linux Kernel Mailing List , "David S. Miller" , Saravana Kannan , kernel-team@android.com Subject: Re: [PATCH 07/10] crypto: Use ARCH_DMA_MINALIGN instead of ARCH_KMALLOC_MINALIGN Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1663721260; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=s1FOrqjygEbmu0BmCIrL35SMFO1fwNdkg4TnmgX4fl4=; b=7GZuwIbLLRPKn+pm6Ww4vXt6WAtD4xkoLWwX+TaqSYAb2sts3vzuL03INXlng0DqNDXby6 0BvhqTDJPOFVqDymixd11T6cjWy++oJZpBKm0HFU4YXMUyZaV1kKKXvKj5SGMIk5VlCF2+ FVp9y0MYnr3vJpRtzuXQ/PPLWeCIWAk= ARC-Authentication-Results: i=1; imf17.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b=SAaPUtus; dmarc=pass (policy=reject) header.from=google.com; spf=pass (imf17.hostedemail.com: domain of isaacmanjarres@google.com designates 209.85.215.174 as permitted sender) smtp.mailfrom=isaacmanjarres@google.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1663721260; a=rsa-sha256; cv=none; b=MqHksscuTqIErXAHNMSGvUh+CO/yufO8HjgU8OczWPmcpndbN8EpPEkgTXLDU0Jm60YBlo VUDX4Ri7e5thEcke7RpUZHqc1IDUVWfX4cXpgqAYPC/wFwh2Ioy10wp5zpjd2DW7x5EGpk eQJQBrZuC7LiAg08/+RcD6lkBrzUJpQ= X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 3B0F640021 X-Rspam-User: Authentication-Results: imf17.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b=SAaPUtus; dmarc=pass (policy=reject) header.from=google.com; spf=pass (imf17.hostedemail.com: domain of isaacmanjarres@google.com designates 209.85.215.174 as permitted sender) smtp.mailfrom=isaacmanjarres@google.com X-Stat-Signature: chtkj3ahurgh1mmbqhz77gcuhi1zdhxu X-HE-Tag: 1663721260-681354 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, Jul 18, 2022 at 06:53:43PM +0100, Catalin Marinas wrote: > So do I but holidays get in the way ;). I plan to refresh my kmalloc > minalign series at the end of August. > > One significant change I have though is that now ARCH_KMALLOC_MINALIGN > now goes down all the way to 8 and using swiotlb bounce buffering if the > DMA mapping size is small. Hi Catalin, This sounds like a good idea for optimizing kmalloc's memory usage beyond what this series originally achieved. I'm sure a few other things have come up in the meantime, but I was curious to know if you had a chance to get back to this? Thanks, Isaac