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 X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9DB48C2D0E4 for ; Fri, 27 Nov 2020 14:30:35 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 47FBF20809 for ; Fri, 27 Nov 2020 14:30:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 47FBF20809 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=chris-wilson.co.uk Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2E4296EDF1; Fri, 27 Nov 2020 14:30:34 +0000 (UTC) Received: from fireflyinternet.com (unknown [77.68.26.236]) by gabe.freedesktop.org (Postfix) with ESMTPS id A56C26EDF0; Fri, 27 Nov 2020 14:30:32 +0000 (UTC) X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=78.156.65.138; Received: from localhost (unverified [78.156.65.138]) by fireflyinternet.com (Firefly Internet (M1)) with ESMTP (TLS) id 23134332-1500050 for multiple; Fri, 27 Nov 2020 14:30:28 +0000 MIME-Version: 1.0 In-Reply-To: <20201127120718.454037-148-matthew.auld@intel.com> References: <20201127120718.454037-1-matthew.auld@intel.com> <20201127120718.454037-148-matthew.auld@intel.com> Subject: Re: [RFC PATCH 147/162] drm/i915/gt: Allocate default ctx objects in SMEM From: Chris Wilson To: Matthew Auld , intel-gfx@lists.freedesktop.org Date: Fri, 27 Nov 2020 14:30:28 +0000 Message-ID: <160648742842.2925.4328629214545297756@build.alporthouse.com> User-Agent: alot/0.9 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: Venkata Ramana Nayana , dri-devel@lists.freedesktop.org, Prathap Kumar Valsan Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Quoting Matthew Auld (2020-11-27 12:07:03) > From: Venkata Ramana Nayana > > If record default objects are created in LMEM and in suspend > pin the pages of obj (src) and use blitter for eviction. But > during request creation using blitter context and try to pin the same > default object, to restore the ctx with default HW values, will leads to > the dead lock situation. To avoid this, safe to keep these > objects in SMEM. Dead patch. Default object state should be recorded as shmemfs. -Chris _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel