From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756501Ab3CDJLI (ORCPT ); Mon, 4 Mar 2013 04:11:08 -0500 Received: from mga03.intel.com ([143.182.124.21]:62251 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756328Ab3CDJKA (ORCPT ); Mon, 4 Mar 2013 04:10:00 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.84,778,1355126400"; d="scan'208";a="208485591" From: Andy Shevchenko To: linux-kernel@vger.kernel.org, Vinod Koul , Viresh Kumar , Andrew Morton Cc: Andy Shevchenko Subject: [PATCH 08/10] dmatest: define MAX_ERROR_COUNT constant Date: Mon, 4 Mar 2013 11:09:32 +0200 Message-Id: <1362388174-3435-9-git-send-email-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 1.8.2.rc0.22.gb3600c3 In-Reply-To: <1362388174-3435-1-git-send-email-andriy.shevchenko@linux.intel.com> References: <1362388174-3435-1-git-send-email-andriy.shevchenko@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Its meaning is to limit amount of error messages to be printed out when buffer mismatch is occured. Signed-off-by: Andy Shevchenko --- drivers/dma/dmatest.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c index d19234b..4225a29 100644 --- a/drivers/dma/dmatest.c +++ b/drivers/dma/dmatest.c @@ -66,6 +66,9 @@ module_param(timeout, uint, S_IRUGO); MODULE_PARM_DESC(timeout, "Transfer Timeout in msec (default: 3000), " "Pass -1 for infinite timeout"); +/* Maximum amount of mismatched bytes in buffer to print */ +#define MAX_ERROR_COUNT 32 + /* * Initialization patterns. All bytes in the source buffer has bit 7 * set, all bytes in the destination buffer has bit 7 cleared. @@ -249,7 +252,7 @@ static unsigned int dmatest_verify(u8 **bufs, unsigned int start, actual = buf[i]; expected = pattern | (~counter & PATTERN_COUNT_MASK); if (actual != expected) { - if (error_count < 32) + if (error_count < MAX_ERROR_COUNT) dmatest_mismatch(actual, pattern, i, counter, is_srcbuf); error_count++; @@ -258,9 +261,9 @@ static unsigned int dmatest_verify(u8 **bufs, unsigned int start, } } - if (error_count > 32) + if (error_count > MAX_ERROR_COUNT) pr_warning("%s: %u errors suppressed\n", - current->comm, error_count - 32); + current->comm, error_count - MAX_ERROR_COUNT); return error_count; } -- 1.8.2.rc0.22.gb3600c3