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 339F5C7EE23 for ; Thu, 18 May 2023 18:51:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=r1Y99nfku7kfZdjUEAW22RuP+A5s3wVjlfBB+wWnopE=; b=p7K8tmcG75lSqV TMntTKbSNg0ua+w6YSuXu37u4gkiIunuFhZciL+v2ScN3mv9lvZwbQbdxzIObYE28dZ1C1yxqYmaI VLLbgL6u7p7QOI91l7pTtrM9UcT9W1MsZJX7DqAtcVF/LCONODA7Cn3/33HjGcWmYEenSjhPenYug lb502lkxgp87IjDmaKXO5tUpXKuQ8Czao/n++tC/WRGM+wMOGH+NVZUexFmP+LKPvC9cAc3okGDLp aC5RXbZId5jzUVHRL8ULBQzuYEraN/NmIaLfrM9LFb7ukoGTDAqGjCC7wxL+RuXDJj8AJJK2EwI5z ZacgJ6dhQ/lvWc5Qc5ZQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pzii1-00Ds1h-0v; Thu, 18 May 2023 18:50:41 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pzihy-00Ds0R-1z for linux-arm-kernel@lists.infradead.org; Thu, 18 May 2023 18:50:39 +0000 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 2EAA961554; Thu, 18 May 2023 18:50:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 26AFEC433D2; Thu, 18 May 2023 18:50:32 +0000 (UTC) Date: Thu, 18 May 2023 19:50:30 +0100 From: Catalin Marinas To: Ard Biesheuvel Cc: Linus Torvalds , Arnd Bergmann , Christoph Hellwig , Greg Kroah-Hartman , Will Deacon , Marc Zyngier , Andrew Morton , Herbert Xu , Isaac Manjarres , Saravana Kannan , Alasdair Kergon , Daniel Vetter , Joerg Roedel , Mark Brown , Mike Snitzer , "Rafael J. Wysocki" , Robin Murphy , linux-mm@kvack.org, iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v4 00/15] mm, dma, arm64: Reduce ARCH_KMALLOC_MINALIGN to 8 Message-ID: References: <20230518173403.1150549-1-catalin.marinas@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230518_115038_691223_27BCC73E X-CRM114-Status: GOOD ( 16.31 ) 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: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gVGh1LCBNYXkgMTgsIDIwMjMgYXQgMDg6MTM6MDhQTSArMDIwMCwgQXJkIEJpZXNoZXV2ZWwg d3JvdGU6Cj4gT24gVGh1LCAxOCBNYXkgMjAyMyBhdCAxOTo1NiwgTGludXMgVG9ydmFsZHMKPiA8 dG9ydmFsZHNAbGludXgtZm91bmRhdGlvbi5vcmc+IHdyb3RlOgo+ID4KPiA+IE9uIFRodSwgTWF5 IDE4LCAyMDIzIGF0IDEwOjM04oCvQU0gQ2F0YWxpbiBNYXJpbmFzCj4gPiA8Y2F0YWxpbi5tYXJp bmFzQGFybS5jb20+IHdyb3RlOgo+ID4gPgo+ID4gPiBUaGF0J3MgdGhlIGZvdXJ0aCB2ZXJzaW9u IG9mIHRoZSBzZXJpZXMgcmVkdWNpbmcgdGhlIGttYWxsb2MoKSBtaW5pbXVtCj4gPiA+IGFsaWdu bWVudCBvbiBhcm02NCB0byA4IChmcm9tIDEyOCkuCj4gCj4gRm9yIHRoZSBzZXJpZXM6Cj4gCj4g VGVzdGVkLWJ5OiBBcmQgQmllc2hldXZlbCA8YXJkYkBrZXJuZWwub3JnPiAjIHR4MgpbLi4uXQo+ IFRoZSBib3ggaXMgZnVsbHkgRE1BIGNvaGVyZW50LCBvZiBjb3Vyc2UsIHNvIHRoaXMgZG9lc24n dCByZWFsbHkgdGVsbAo+IHVzIHdoZXRoZXIgdGhlIHN3aW90bGIgRE1BIGJvdW5jaW5nIHN0dWZm IHdvcmtzIG9yIG5vdC4KClRoYW5rcy4KCk9uIFRYMiwgSSBmb3JjZWQgdGhlIGJvdW5jaW5nIHdp dGg6CgpkaWZmIC0tZ2l0IGEvaW5jbHVkZS9saW51eC9kbWEtbWFwLW9wcy5oIGIvaW5jbHVkZS9s aW51eC9kbWEtbWFwLW9wcy5oCmluZGV4IDQzYmY1MGMzNWUxNC4uOTAwNmJmNjgwZGIwIDEwMDY0 NAotLS0gYS9pbmNsdWRlL2xpbnV4L2RtYS1tYXAtb3BzLmgKKysrIGIvaW5jbHVkZS9saW51eC9k bWEtbWFwLW9wcy5oCkBAIC0yOTYsNyArMjk2LDcgQEAgc3RhdGljIGlubGluZSBib29sIGRtYV9r bWFsbG9jX3NhZmUoc3RydWN0IGRldmljZSAqZGV2LAoJICogaXMgY29oZXJlbnQgb3IgdGhlIGRp cmVjdGlvbiBpcyBETUFfVE9fREVWSUNFIChub24tZGVzY3RydWN0aXZlCgkgKiBjYWNoZSBtYWlu dGVuYW5jZSBhbmQgYmVuaWduIGNhY2hlIGxpbmUgZXZpY3Rpb25zKS4KCSAqLwotCWlmIChkZXZf aXNfZG1hX2NvaGVyZW50KGRldikgfHwgZGlyID09IERNQV9UT19ERVZJQ0UpCisJaWYgKC8qZGV2 X2lzX2RtYV9jb2hlcmVudChkZXYpIHx8ICovZGlyID09IERNQV9UT19ERVZJQ0UpCgkJcmV0dXJu IHRydWU7CiAKCXJldHVybiBmYWxzZTsKCi0tIApDYXRhbGluCgpfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlz dApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJh ZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==