From patchwork Mon Mar 11 02:37:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhenyu Wang X-Patchwork-Id: 10846587 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D8B916C2 for ; Mon, 11 Mar 2019 02:38:25 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BA22228EBA for ; Mon, 11 Mar 2019 02:38:25 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AE5FE28EB6; Mon, 11 Mar 2019 02:38:25 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 5A8FB28EB6 for ; Mon, 11 Mar 2019 02:38:24 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id ED0218979D; Mon, 11 Mar 2019 02:38:22 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9F370896AF; Mon, 11 Mar 2019 02:38:21 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 10 Mar 2019 19:38:21 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,466,1544515200"; d="scan'208";a="153812378" Received: from debian-nuc.sh.intel.com ([10.239.160.36]) by fmsmga001.fm.intel.com with ESMTP; 10 Mar 2019 19:38:20 -0700 From: Zhenyu Wang To: intel-gfx@lists.freedesktop.org Date: Mon, 11 Mar 2019 10:37:47 +0800 Message-Id: <20190311023747.1426-1-zhenyuw@linux.intel.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH] drm/i915: always pin hw_id for GVT context X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gvt-dev@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP Initially found issue with closed context debug check when pin hw_id for GVT context, looks we should always pin hw_id for that as GVT context is fixed for each vGPU life cycle, and we'd also like to get pinned hw_id e.g for perf reason, etc. Cc: Chris Wilson Signed-off-by: Zhenyu Wang Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_gem_context.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index b9f321947982..f33917ebabe6 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -506,6 +506,13 @@ i915_gem_context_create_gvt(struct drm_device *dev) if (IS_ERR(ctx)) goto out; + ret = i915_gem_context_pin_hw_id(ctx); + if (ret) { + context_close(ctx); + ctx = NULL; + goto out; + } + ctx->file_priv = ERR_PTR(-EBADF); i915_gem_context_set_closed(ctx); /* not user accessible */ i915_gem_context_clear_bannable(ctx);