From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758048Ab2IXVAv (ORCPT ); Mon, 24 Sep 2012 17:00:51 -0400 Received: from havoc.gtf.org ([69.61.125.42]:46938 "EHLO havoc.gtf.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751747Ab2IXVAu (ORCPT ); Mon, 24 Sep 2012 17:00:50 -0400 Date: Mon, 24 Sep 2012 17:00:49 -0400 From: Jeff Garzik To: linux-scsi@vger.kernel.org Cc: LKML Subject: [SCSI PATCH] sd: max-retries becomes configurable Message-ID: <20120924210049.GA18527@havoc.gtf.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.4.2.2i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org drivers/scsi/sd.c | 4 ++++ drivers/scsi/sd.h | 2 +- 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 4df73e5..d15074b 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -92,6 +92,10 @@ MODULE_ALIAS_SCSI_DEVICE(TYPE_DISK); MODULE_ALIAS_SCSI_DEVICE(TYPE_MOD); MODULE_ALIAS_SCSI_DEVICE(TYPE_RBC); +static int sd_max_retries = 5; +module_param_named(max_retries, sd_max_retries, int, 0644); +MODULE_PARM_DESC(max_retries, "Maximum number of retries, before failing command (default 5)"); + #if !defined(CONFIG_DEBUG_BLOCK_EXT_DEVT) #define SD_MINORS 16 #else diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h index f703f48..f8488fa 100644 --- a/drivers/scsi/sd.h +++ b/drivers/scsi/sd.h @@ -18,7 +18,7 @@ /* * Number of allowed retries */ -#define SD_MAX_RETRIES 5 +#define SD_MAX_RETRIES sd_max_retries #define SD_PASSTHROUGH_RETRIES 1 #define SD_MAX_MEDIUM_TIMEOUTS 2