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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 6ABC6C61D97 for ; Fri, 24 Nov 2023 10:41:15 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BB39C10E1AF; Fri, 24 Nov 2023 10:41:14 +0000 (UTC) Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by gabe.freedesktop.org (Postfix) with ESMTPS id 665BD10E1AB for ; Fri, 24 Nov 2023 10:41:11 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by ams.source.kernel.org (Postfix) with ESMTP id 69798B8165B; Fri, 24 Nov 2023 10:41:09 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6DADEC433C8; Fri, 24 Nov 2023 10:41:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1700822468; bh=B9wGFKlvp/YZEopRaAvdU1A2HubEm3DJLIXAlfjLLZA=; h=Date:From:To:Subject:In-Reply-To:References:Cc:From; b=L69sDpmu9gMgz1zrB8/1oyyUf/W8N4ry1cjMHW049czR5sJm4eG5fugpYRBBKZuv4 W88Pn8p+EOJyPbq8U3moFuVR220+C6w/WiP+epLu7J+0iNf7PDI0lwF2DcW3NIw39D oSuL+Rnu1jyCxKR9e8SbLyIpSdpje4k2huqZftU98Q51+pi9Y4JzU/DSGgcPO+RS0J oV+SH4b3cmrABZlj9GcxMMSueE17XDXq0dpYHnUQdXAXR3l2CjBuGCwc5DUEm2Arh1 jc8FmE9NPKOLuuCHWVN5ectENAGY+uVpxn2/AWtRT/wbYAGkOC1qb4Wny7CPDFF+TH lHPyI9A+eZ8wA== Message-ID: <5b594d30e08b4acaf7aaf9b7a4419d2a.mripard@kernel.org> Date: Fri, 24 Nov 2023 10:41:05 +0000 From: "Maxime Ripard" To: "Dmitry Osipenko" Subject: Re: [PATCH v18 06/26] drm/shmem-helper: Add and use pages_pin_count In-Reply-To: <20231029230205.93277-7-dmitry.osipenko@collabora.com> References: <20231029230205.93277-7-dmitry.osipenko@collabora.com> Content-Transfer-Encoding: quoted-printable X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Maxime Ripard , Thomas Zimmermann , Emma Anholt , =?utf-8?b?Q2hyaXN0aWFuIEvDtm5pZw==?= , Steven Price , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, virtualization@lists.linux-foundation.org, Melissa Wen , Boris Brezillon , Gurchetan Singh , Gerd Hoffmann , kernel@collabora.com, Qiang Yu Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Mon, 30 Oct 2023 02:01:45 +0300, Dmitry Osipenko wrote: > Add separate pages_pin_count for tracking of whether drm-shmem pages are > moveable or not. With the addition of memory shrinker support to drm-shme= m, > the pages_use_count will no longer determine whether pages are hard-pinned > in memory, but whether pages exist and are soft-pinned (and could be swap= ped > out). The pages_pin_count > 1 will hard-pin pages in memory. >=20 > [ ... ] Acked-by: Maxime Ripard Thanks! Maxime