From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: [PATCH 13/15] libata: add 1s sleep between resets Date: Sat, 1 Apr 2006 01:38:19 +0900 Message-ID: <1143823099305-git-send-email-htejun@gmail.com> References: <1143823097579-git-send-email-htejun@gmail.com> Reply-To: Tejun Heo Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Return-path: Received: from zproxy.gmail.com ([64.233.162.193]:30179 "EHLO zproxy.gmail.com") by vger.kernel.org with ESMTP id S1751413AbWCaQib (ORCPT ); Fri, 31 Mar 2006 11:38:31 -0500 Received: by zproxy.gmail.com with SMTP id o37so955016nzf for ; Fri, 31 Mar 2006 08:38:31 -0800 (PST) In-Reply-To: <1143823097579-git-send-email-htejun@gmail.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: jgarzik@pobox.com, alan@lxorguk.ukuu.org.uk, albertcc@tw.ibm.com, linux-ide@vger.kernel.org Cc: Tejun Heo Some devices react badly if resets are performed back-to-back. Give devices some time to breath. Signed-off-by: Tejun Heo --- drivers/scsi/libata-core.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) e7f505c001fd4cb43b8123387285a7694790b4ae diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index 30ee203..bd9ca3b 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -2633,6 +2633,7 @@ int ata_drive_probe_reset(struct ata_por rc = ata_do_reset(ap, softreset, postreset, 0, classes); if (rc == 0 && classes[0] != ATA_DEV_UNKNOWN) goto done; + ssleep(1); } if (!hardreset) @@ -2649,6 +2650,7 @@ int ata_drive_probe_reset(struct ata_por if (ata_down_sata_spd_limit(ap, &ap->device[0])) goto done; + ssleep(1); } if (softreset) -- 1.2.4