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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 B2C5AC43458 for ; Thu, 2 Jul 2026 11:42:22 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4grZk52nHNz2yQG; Thu, 02 Jul 2026 21:42:21 +1000 (AEST) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip="2001:41d0:1004:224b::b2" ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1782992541; cv=none; b=IS/egffKAGQRFbBGZnUG+M9UYgyAwJ5mE1nlmFzfmiZ6TS/XWiLEejRviH0vPLdQZJ8iogKe8c0YMOP3CzaEm5qmItcXtLwg1J/uIGYy72GTV30FBqeuQShlBjfEWJDHspxQoy5ptVp2D7g7qAleWVCNFwk1fyTCXfnQt6yc2sCZ58yoVy0+xBbSYp45A5Z6VXTQP0E+ZJxBpwWvNiL/aIOIyS28MhC0r929oqt+b9hEUmSl/y/CYwA3GjnKYIay+MsRDXcTdVn/W+cSOj4cnz1D+tXZI5PKMUfNdmE1paGliT8FGuqDXAFMss/DrjVOp8Vs8WpkFVI6XX7Kl/Mcyg== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1782992541; c=relaxed/relaxed; bh=vPHtV6pxZdlKjLiAMh+TI96h/MjbfgTMGiJB5aRI1Dw=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=LCe6rA9Z6ORtZYTgnb8AbIdiFYMdb1WFpFynY1luTr3t+4kQ+Vt3V8zhSeEs5yjVq7FpmHjKIyu4d9LbIq6dIBsebw3XQVbVhr7+mHQmlo+xtM+dWcW/ixe/oQPyq2oK9ukonD79lr2V/efAR674+yJPO9icc6VG3qrafT0YFcfCNRT0EUYr+bB9bkdLGZN8ctudMay9quX6RPYWVrddpm0GJHryNdz+TFDrxVahoo7SF6fpmb6Hie1W84jT3l03b1Ke751jrxZFExCok3JuIGhrTyRj4Yfjlz7es/a7nqhGLpO5ts/IrE7afYzs7DspNWgKdcDZHKrICPI+yUfscw== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linux.dev; dkim=pass (1024-bit key; unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=ElylzNP2; dkim-atps=neutral; spf=pass (client-ip=2001:41d0:1004:224b::b2; helo=out-178.mta0.migadu.com; envelope-from=lance.yang@linux.dev; receiver=lists.ozlabs.org) smtp.mailfrom=linux.dev Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=ElylzNP2; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linux.dev (client-ip=2001:41d0:1004:224b::b2; helo=out-178.mta0.migadu.com; envelope-from=lance.yang@linux.dev; receiver=lists.ozlabs.org) Received: from out-178.mta0.migadu.com (out-178.mta0.migadu.com [IPv6:2001:41d0:1004:224b::b2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4grZk41mqvz2yN8 for ; Thu, 02 Jul 2026 21:42:19 +1000 (AEST) X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1782992513; h=from:from: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:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=vPHtV6pxZdlKjLiAMh+TI96h/MjbfgTMGiJB5aRI1Dw=; b=ElylzNP2HZvUF6FtGgLgsW4vT0OTcdy2XorLGs6M4jbsXqc3kVIN25VDlrp06Kwp+MnkF0 7eCUNpZQUAu53ooUNOnYLe8bcSqU2lbFmJuaAoucdQs+qEK4yKsjIpHuYOtBIHp/EvNPEl ujU0zKbwsKGW+OA8vv+O0JU4vozY/FA= From: Lance Yang To: ljs@kernel.org Cc: akpm@linux-foundation.org, tsbogend@alpha.franken.de, maddy@linux.ibm.com, mpe@ellerman.id.au, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, airlied@gmail.com, simona@ffwll.ch, l.stach@pengutronix.de, inki.dae@samsung.com, sw0312.kim@samsung.com, kyungmin.park@samsung.com, krzk@kernel.org, peter.griffin@linaro.org, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, tursulin@ursulin.net, robin.clark@oss.qualcomm.com, lumag@kernel.org, lyude@redhat.com, dakr@kernel.org, tomi.valkeinen@ideasonboard.com, hjc@rock-chips.com, heiko@sntech.de, andy.yan@rock-chips.com, thierry.reding@kernel.org, mperttunen@nvidia.com, jonathanh@nvidia.com, kraxel@redhat.com, dmitry.osipenko@collabora.com, zack.rusin@broadcom.com, matthew.brost@intel.com, thomas.hellstrom@linux.intel.com, oleksandr_andrushchenko@epam.com, deller@gmx.de, bcrl@kvack.org, viro@zeniv.linux.org.uk, brauner@kernel.org, muchun.song@linux.dev, osalvador@suse.de, david@kernel.org, ziy@nvidia.com, baolin.wang@linux.alibaba.com, liam@infradead.org, npache@redhat.com, ryan.roberts@arm.com, dev.jain@arm.com, baohua@kernel.org, lance.yang@linux.dev, hughd@google.com, vbabka@kernel.org, rppt@kernel.org, surenb@google.com, mhocko@suse.com, jannh@google.com, pfalcato@suse.de, kees@kernel.org, perex@perex.cz, tiwai@suse.com, linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, dri-devel@lists.freedesktop.org, etnaviv@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, nouveau@lists.freedesktop.org, linux-rockchip@lists.infradead.org, linux-tegra@vger.kernel.org, virtualization@lists.linux.dev, intel-xe@lists.freedesktop.org, xen-devel@lists.xenproject.org, linux-fbdev@vger.kernel.org, linux-aio@kvack.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-sound@vger.kernel.org Subject: Re: [PATCH 04/13] mm: update generic_get_unmapped_area[_topdown]() to use vma_flags_t Date: Thu, 2 Jul 2026 19:41:35 +0800 Message-Id: <20260702114135.4189-1-lance.yang@linux.dev> In-Reply-To: References: X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT On Mon, Jun 29, 2026 at 08:25:27PM +0100, Lorenzo Stoakes wrote: >As part of the changes converting VMA flags from a system word size to a >bitmap, extend this change to generic_get_unmapped_area() and >generic_get_unmapped_area_topdown(), which also allows us to convert >stack_guard_placement() as well. > >We retain arch_get_unmapped_area() and arch_get_unmapped_area_topdown() >as-is for now, using legacy_to_vma_flags() as necessary to do so. > >No functional change intended. > >Signed-off-by: Lorenzo Stoakes >--- Nothing jumped out at me ;) Feel free to add: Reviewed-by: Lance Yang