From patchwork Mon Sep 16 04:14:00 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jarkko Sakkinen X-Patchwork-Id: 11146315 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4CCC51747 for ; Mon, 16 Sep 2019 04:14:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 27DA4214AF for ; Mon, 16 Sep 2019 04:14:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725847AbfIPEO1 (ORCPT ); Mon, 16 Sep 2019 00:14:27 -0400 Received: from mga14.intel.com ([192.55.52.115]:52070 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725776AbfIPEO1 (ORCPT ); Mon, 16 Sep 2019 00:14:27 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 15 Sep 2019 21:14:27 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,489,1559545200"; d="scan'208";a="387075893" Received: from diernhof-mobl3.ger.corp.intel.com (HELO localhost) ([10.249.39.128]) by fmsmga006.fm.intel.com with ESMTP; 15 Sep 2019 21:14:24 -0700 From: Jarkko Sakkinen To: linux-sgx@vger.kernel.org Cc: Jarkko Sakkinen Subject: [PATCH v2 00/17] v23 updates Date: Mon, 16 Sep 2019 07:14:00 +0300 Message-Id: <20190916041417.12533-1-jarkko.sakkinen@linux.intel.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Sender: linux-sgx-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sgx@vger.kernel.org My flush of updates for v23. Contains a bunch of clean ups and bug fixes with the main focus on the page reclaimer. The main goal has been to disclose all the other possibilities for failure after ENCLS[EBLOCK] other than EPCM conflict when the whole EPC is invalidated. Jarkko Sakkinen (17): selftest/x86/sgx: Remove encl_piggy.h x86/sgx: Clean up internal includes x86/sgx: Write backing storage only if EWB is successful x86/sgx: Rename 'j' as 'cnt' in sgx_reclaim_pages() x86/sgx: Turn encls_failed() as inline function x86/sgx: Move sgx_einit() to encls.c x86/sgx: Remove pages in sgx_reclaimer_write() x86/sgx: Calculate page index in sgx_reclaimer_write() x86/sgx: Move SGX_ENCL_DEAD check to sgx_reclaimer_write() x86/sgx: Free VA slot when the EWB flow fails x86/sgx: Call sgx_encl_destroy() when the EWB flow fails x86/sgx: Open code sgx_reclaimer_get() and sgx_reclaimer_put() x86/sgx: Introduce sgx_can_reclaim() x86/sgx: Replace section->free_cnt with a global sgx_nr_free_pages x86/sgx: sgx_vma_access(): Do not return -ECANCELED on invalid TCS pages x86/sgx: Introduce sgx_encl_get_backing() x86/sgx: Fix pages in the BLOCKED state ending up to the free pool arch/x86/kernel/cpu/sgx/driver.c | 2 + arch/x86/kernel/cpu/sgx/driver.h | 3 - arch/x86/kernel/cpu/sgx/encl.c | 104 +++---- arch/x86/kernel/cpu/sgx/encl.h | 23 +- arch/x86/kernel/cpu/sgx/encls.c | 54 +++- arch/x86/kernel/cpu/sgx/encls.h | 23 +- arch/x86/kernel/cpu/sgx/ioctl.c | 5 +- arch/x86/kernel/cpu/sgx/main.c | 64 +--- arch/x86/kernel/cpu/sgx/reclaim.c | 299 +++++++++---------- arch/x86/kernel/cpu/sgx/sgx.h | 6 +- tools/testing/selftests/x86/sgx/encl_piggy.h | 14 - tools/testing/selftests/x86/sgx/main.c | 1 - 12 files changed, 276 insertions(+), 322 deletions(-) delete mode 100644 tools/testing/selftests/x86/sgx/encl_piggy.h