Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752451AbaFLUNj (ORCPT ); Thu, 12 Jun 2014 16:13:39 -0400 Received: from mail-ie0-f202.google.com ([209.85.223.202]:64377 "EHLO mail-ie0-f202.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752364AbaFLUNh (ORCPT ); Thu, 12 Jun 2014 16:13:37 -0400 From: David Riley To: Thomas Gleixner Cc: John Stultz , Doug Anderson , linux-kernel@vger.kernel.org, David Riley Subject: [PATCH v3 0/2] Add test to validate udelay Date: Thu, 12 Jun 2014 13:13:10 -0700 Message-Id: <1402603992-12466-1-git-send-email-davidriley@chromium.org> X-Mailer: git-send-email 2.0.0.526.g5318336 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This change adds a module and a script that makes use of it to validate that udelay delays for at least as long as requested (as compared to ktime). Changes since v1: - allow udelay() to be 0.5% faster than requested as per feedback Changes since v2: - fix permissions on udelay_test.sh script - update commit message to indicate what this test targets - fixed checkpatch whitespace error - rebased David Riley (2): kernel: time: Add udelay_test module to validate udelay tools: add script to test udelay kernel/time/Kconfig | 7 ++ kernel/time/Makefile | 1 + kernel/time/udelay_test.c | 170 ++++++++++++++++++++++++++++++++++++++++++++++ tools/time/udelay_test.sh | 66 ++++++++++++++++++ 4 files changed, 244 insertions(+) create mode 100644 kernel/time/udelay_test.c create mode 100755 tools/time/udelay_test.sh -- 2.0.0.526.g5318336 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/