Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755816AbcDJU1g (ORCPT ); Sun, 10 Apr 2016 16:27:36 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:52389 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757670AbcDJSsb (ORCPT ); Sun, 10 Apr 2016 14:48:31 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Selvan Mani , Rajesh Kumar Sambandam , Asai Thambi S P , Jens Axboe Subject: [PATCH 4.5 109/238] mtip32xx: Print exact time when an internal command is interrupted Date: Sun, 10 Apr 2016 11:34:46 -0700 Message-Id: <20160410183502.469782151@linuxfoundation.org> X-Mailer: git-send-email 2.8.0 In-Reply-To: <20160410183456.398741366@linuxfoundation.org> References: <20160410183456.398741366@linuxfoundation.org> User-Agent: quilt/0.64 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1730 Lines: 52 4.5-stable review patch. If anyone has any objections, please let me know. ------------------ From: Asai Thambi SP commit 5b7e0a8ac85e2dfd83830dc9e0b3554d153a37e3 upstream. Print exact time when an internal command is interrupted. Signed-off-by: Selvan Mani Signed-off-by: Rajesh Kumar Sambandam Signed-off-by: Asai Thambi S P Signed-off-by: Jens Axboe Signed-off-by: Greg Kroah-Hartman --- drivers/block/mtip32xx/mtip32xx.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -1092,6 +1092,7 @@ static int mtip_exec_internal_command(st struct mtip_cmd *int_cmd; struct driver_data *dd = port->dd; int rv = 0; + unsigned long start; /* Make sure the buffer is 8 byte aligned. This is asic specific. */ if (buffer & 0x00000007) { @@ -1155,6 +1156,8 @@ static int mtip_exec_internal_command(st /* Populate the command header */ int_cmd->command_header->byte_count = 0; + start = jiffies; + /* Issue the command to the hardware */ mtip_issue_non_ncq_command(port, MTIP_TAG_INTERNAL); @@ -1165,8 +1168,9 @@ static int mtip_exec_internal_command(st msecs_to_jiffies(timeout))) <= 0) { if (rv == -ERESTARTSYS) { /* interrupted */ dev_err(&dd->pdev->dev, - "Internal command [%02X] was interrupted after %lu ms\n", - fis->command, timeout); + "Internal command [%02X] was interrupted after %u ms\n", + fis->command, + jiffies_to_msecs(jiffies - start)); rv = -EINTR; goto exec_ic_exit; } else if (rv == 0) /* timeout */