From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422869AbWJRUQU (ORCPT ); Wed, 18 Oct 2006 16:16:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422859AbWJRUJn (ORCPT ); Wed, 18 Oct 2006 16:09:43 -0400 Received: from cantor2.suse.de ([195.135.220.15]:37866 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S1422844AbWJRUJi (ORCPT ); Wed, 18 Oct 2006 16:09:38 -0400 From: Greg KH To: linux-kernel@vger.kernel.org Cc: "Ed L. Cashin" , Greg Kroah-Hartman Subject: [PATCH 10/15] aoe: module parameter for device timeout Date: Wed, 18 Oct 2006 13:09:01 -0700 Message-Id: <1161202179462-git-send-email-greg@kroah.com> X-Mailer: git-send-email 1.4.2.4 In-Reply-To: <11612021753859-git-send-email-greg@kroah.com> References: <20061018200433.GA10079@kroah.com> <11612021463993-git-send-email-greg@kroah.com> <11612021491255-git-send-email-greg@kroah.com> <1161202152750-git-send-email-greg@kroah.com> <11612021563910-git-send-email-greg@kroah.com> <11612021601016-git-send-email-greg@kroah.com> <11612021641240-git-send-email-greg@kroah.com> <11612021682148-git-send-email-greg@kroah.com> <1161202171977-git-send-email-greg@kroah.com> <11612021753859-git-send-email-greg@kroah.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org From: Ed L. Cashin The aoe_deadsecs module parameter sets the number of seconds that elapse before a nonresponsive AoE device is marked as dead. This is runtime settable in sysfs or settable with a module load or kernel boot parameter. Signed-off-by: "Ed L. Cashin" Acked-by: Alan Cox Signed-off-by: Greg Kroah-Hartman --- drivers/block/aoe/aoecmd.c | 7 +++++-- 1 files changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c index 9ebc98a..f2b8f55 100644 --- a/drivers/block/aoe/aoecmd.c +++ b/drivers/block/aoe/aoecmd.c @@ -15,7 +15,10 @@ #include "aoe.h" #define TIMERTICK (HZ / 10) #define MINTIMER (2 * TIMERTICK) #define MAXTIMER (HZ << 1) -#define MAXWAIT (60 * 3) /* After MAXWAIT seconds, give up and fail dev */ + +static int aoe_deadsecs = 60 * 3; +module_param(aoe_deadsecs, int, 0644); +MODULE_PARM_DESC(aoe_deadsecs, "After aoe_deadsecs seconds, give up and fail dev."); struct sk_buff * new_skb(ulong len) @@ -373,7 +376,7 @@ rexmit_timer(ulong vp) if (f->tag != FREETAG && tsince(f->tag) >= timeout) { n = f->waited += timeout; n /= HZ; - if (n > MAXWAIT) { /* waited too long. device failure. */ + if (n > aoe_deadsecs) { /* waited too long for response */ aoedev_downdev(d); break; } -- 1.4.2.4