From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750801AbeCFJ2i (ORCPT ); Tue, 6 Mar 2018 04:28:38 -0500 Received: from mga12.intel.com ([192.55.52.136]:27809 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750907AbeCFJ2d (ORCPT ); Tue, 6 Mar 2018 04:28:33 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.47,430,1515484800"; d="scan'208";a="209184748" From: Tomas Winkler To: Jarkko Sakkinen , Jason Gunthorpe Cc: Alexander Usyskin , linux-integrity@vger.kernel.org, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, Tomas Winkler Subject: [PATCH 0/5 V2] tpm: timeouts revamp Date: Tue, 6 Mar 2018 11:24:58 +0200 Message-Id: <20180306092503.11568-1-tomas.winkler@intel.com> X-Mailer: git-send-email 2.14.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series cleans up tpm timeouts setting and handling. First motivation was to fix failures coming from too short timeouts for commands that creates keys. Key generation may take significant time depending on the underlying hardware. Rather than increasing default timeout a new constant is added, to not stall too long on regular commands failures. Second is to define timeouts for new tpm2 commands defined in TCG 1.36 spec. Tomas Winkler (5): tpm: sort objects in the Makefile tpm: factor out tpm 1.2 duration calculation to tpm1-cmd.c tpm2: add longer timeouts for creation commands. tpm2: add new tpm2 commands according to TCG 1.36 tmp: factor out tpm_get_timeouts V2: 1. Makefile go back tpm-y construct. 2. Add more info to longer timouts patch 3. Rebase other patches 4. Remove patch not connected to timouts from the series. drivers/char/tpm/Makefile | 16 +- drivers/char/tpm/st33zp24/st33zp24.c | 2 +- drivers/char/tpm/tpm-interface.c | 408 +--------------------------------- drivers/char/tpm/tpm.h | 74 ++++--- drivers/char/tpm/tpm1-cmd.c | 416 +++++++++++++++++++++++++++++++++++ drivers/char/tpm/tpm2-cmd.c | 220 ++++++++---------- drivers/char/tpm/tpm_i2c_nuvoton.c | 10 +- drivers/char/tpm/tpm_tis_core.c | 2 +- drivers/char/tpm/xen-tpmfront.c | 2 +- 9 files changed, 582 insertions(+), 568 deletions(-) create mode 100644 drivers/char/tpm/tpm1-cmd.c -- 2.14.3