From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.16]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A2D07B676 for ; Wed, 11 Sep 2024 03:02:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726023759; cv=none; b=SMwdwhBfRvqcDEHk6rkTHWKSb0Bn4NWksI5VQAEOwmPRotm0iVkgd88uoGYCxiXDvQdHpB8NM8hhQlAItTnM5qnDyw9IlSUcm8blB80uDZ7T8sm7FwWMps6dZFRQ4gNeOxT3hGXD98KH+xupB79N6QWntXAcBvOhwVpYdw1v9xE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726023759; c=relaxed/simple; bh=Vel7AbFBzj78i/iHwdB+beI0cNjDQNzO/uiGE/5W2ig=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version:Content-Type; b=qMr2HlSJovB0aY/i6nMBv9cnZXxWrDg0svgBga8cG1Gc/gbhMJLSyjXmu5CLn8RUnizXMlUDwJ/id98gju8OoosSDKHF/wWBqL1c439DdfXVBMQm3BcSseqhnSRVhndoYkakxv6uc9Cd1VGM1ni5e+2datxUpLBGu6gVfqkW7RM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=PbYt+3jr; arc=none smtp.client-ip=198.175.65.16 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="PbYt+3jr" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1726023758; x=1757559758; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=Vel7AbFBzj78i/iHwdB+beI0cNjDQNzO/uiGE/5W2ig=; b=PbYt+3jr6il+EElR4Ny4sZAMWoUv0X1KbnMvQEk4prGm1nYqrhd4Cnhi wfmlpV4yEd2WAazYIJynuRdeYvgpZ1CW9XpX4ZTM6CRxDmR4qelCOXHao JsYAd7v0jwp548Zh++r051zBNMvcSDgr6B65whQhxdjW2+sYmal5kib3q TpeGqkZlkhMaBRaQzHh5E/LOAA+c3WQQflbCy9OowGXK1DaOzQhzHpOS3 ciundhE82fJfz8LW8GIYcQedaDr0suCmD4exmigxWGakOeAWxpC3JeEm+ KGes3F/fm2fA8J+vVDHn5JcMBtEOi81KbRU79QMzQZ5F9izeZIgRWgAqR A==; X-CSE-ConnectionGUID: lyq96khlR3WhYPq4vnq9ug== X-CSE-MsgGUID: R7Aqkm7CRuqjR++9KgBVIg== X-IronPort-AV: E=McAfee;i="6700,10204,11191"; a="24907777" X-IronPort-AV: E=Sophos;i="6.10,218,1719903600"; d="scan'208";a="24907777" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Sep 2024 20:02:37 -0700 X-CSE-ConnectionGUID: yvGIAWXRRW2SWjxt5lpXWQ== X-CSE-MsgGUID: hN78Q4b9The/fWp3x5d+jA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,218,1719903600"; d="scan'208";a="67732254" Received: from lstrano-desk.jf.intel.com ([10.54.39.91]) by orviesa007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Sep 2024 20:02:37 -0700 From: Matthew Brost To: intel-xe@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org, simona.vetter@ffwll.ch, Philip.Yang@amd.com, akpm@linux-foundation.org, felix.kuehling@amd.com, christian.koenig@amd.com Subject: [PATCH 0/1] Fix device private page livelock on CPU fault Date: Tue, 10 Sep 2024 20:03:36 -0700 Message-Id: <20240911030337.870160-1-matthew.brost@intel.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The patch should explain the issue thoroughly. It would be helpful if AMD could test this patch with their SVM implementation and see if any issues arise. Matt Matthew Brost (1): mm/migrate: Trylock device page in do_swap_page mm/memory.c | 13 +++++++--- mm/migrate_device.c | 60 +++++++++++++++++++++++++++++++-------------- 2 files changed, 50 insertions(+), 23 deletions(-) -- 2.34.1