From: Tejun Heo <htejun@gmail.com>
To: jgarzik@pobox.com, alan@lxorguk.ukuu.org.uk, axboe@suse.de,
albertcc@tw.ibm.com, lkosewsk@gmail.com,
linux-ide@vger.kernel.org
Cc: Tejun Heo <htejun@gmail.com>
Subject: [PATCH 01/15] libata-hp: implement ata_eh_detach_dev()
Date: Tue, 11 Apr 2006 23:14:07 +0900 [thread overview]
Message-ID: <11447648473889-git-send-email-htejun@gmail.com> (raw)
In-Reply-To: <1144764846705-git-send-email-htejun@gmail.com>
This function is to be called from EH to disable a device and mark it
for detach.
Signed-off-by: Tejun Heo <htejun@gmail.com>
---
drivers/scsi/libata-core.c | 1 +
drivers/scsi/libata-eh.c | 20 ++++++++++++++++++++
include/linux/libata.h | 1 +
3 files changed, 22 insertions(+), 0 deletions(-)
7e411eeec0a5d02daa41a48debc6a73ad970921d
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 610f963..8f50a99 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -5483,6 +5483,7 @@ EXPORT_SYMBOL_GPL(ata_eng_timeout);
EXPORT_SYMBOL_GPL(ata_eh_schedule_port);
EXPORT_SYMBOL_GPL(ata_eh_qc_complete);
EXPORT_SYMBOL_GPL(ata_eh_qc_retry);
+EXPORT_SYMBOL_GPL(ata_eh_detach_dev);
EXPORT_SYMBOL_GPL(ata_eh_determine_qc);
EXPORT_SYMBOL_GPL(ata_eh_autopsy);
EXPORT_SYMBOL_GPL(ata_eh_report);
diff --git a/drivers/scsi/libata-eh.c b/drivers/scsi/libata-eh.c
index 1a87bce..1f55cc9 100644
--- a/drivers/scsi/libata-eh.c
+++ b/drivers/scsi/libata-eh.c
@@ -560,6 +560,26 @@ static unsigned int atapi_eh_request_sen
}
/**
+ * ata_eh_detach_dev - EH helper to disable device and schedule detach
+ * @ap: port on which device to be detached resides
+ * @dev: device to be detached
+ *
+ * Disable @dev and schedule it to be detached.
+ *
+ * LOCKING:
+ * None.
+ */
+void ata_eh_detach_dev(struct ata_port *ap, struct ata_device *dev)
+{
+ unsigned long flags;
+
+ ata_dev_disable(ap, dev);
+ spin_lock_irqsave(&ap->host_set->lock, flags);
+ dev->flags |= ATA_DFLAG_DETACH_ATA | ATA_DFLAG_DETACH_SCSI;
+ spin_unlock_irqrestore(&ap->host_set->lock, flags);
+}
+
+/**
* ata_read_log_page - read a specific log page
* @ap: port on which device we wish to probe resides
* @dev: target device
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 5f8faca..ee86a87 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -719,6 +719,7 @@ extern void ata_eng_timeout(struct ata_p
extern void ata_eh_schedule_port(struct ata_port *ap, unsigned int flags);
extern void ata_eh_qc_complete(struct ata_queued_cmd *qc);
extern void ata_eh_qc_retry(struct ata_queued_cmd *qc);
+extern void ata_eh_detach_dev(struct ata_port *ap, struct ata_device *dev);
extern struct ata_queued_cmd * ata_eh_determine_qc(struct ata_port *ap,
int use_log_10h,
struct ata_taskfile *tf);
--
1.2.4
next prev parent reply other threads:[~2006-04-11 14:14 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-11 14:14 [PATCHSET 9/9] add hotplug support Tejun Heo
2006-04-11 14:14 ` [PATCH 04/15] libata-hp: connect ATA hotplug events to SCSI hotplug Tejun Heo
2006-04-11 14:14 ` [PATCH 08/15] libata-hp: add hotplug hooks into regular EH Tejun Heo
2006-04-11 14:14 ` [PATCH 09/15] libata-hp: activate hotplug by adding a call to ata_eh_hotplug() from EH Tejun Heo
2006-04-13 8:18 ` zhao, forrest
2006-04-13 8:45 ` Tejun Heo
2006-04-13 9:00 ` zhao, forrest
2006-04-13 9:30 ` Tejun Heo
2006-04-11 14:14 ` [PATCH 02/15] libata-hp: implement ata_eh_hotplug() Tejun Heo
2006-04-11 14:14 ` Tejun Heo [this message]
2006-04-11 14:14 ` [PATCH 07/15] libata-hp: implement transportt->user_scan Tejun Heo
2006-04-11 14:14 ` [PATCH 05/15] libata-hp: implement ata_scsi_slave_destroy() Tejun Heo
2006-04-12 5:27 ` Tejun Heo
2006-04-12 22:32 ` Jeff Garzik
2006-04-13 3:46 ` Tejun Heo
2006-04-11 14:14 ` [PATCH 03/15] libata-hp: implement ata_eh_scsi_hotplug() Tejun Heo
2006-04-11 14:14 ` [PATCH 06/15] libata-hp: use ata_scsi_slave_destroy() in low level drivers Tejun Heo
2006-04-11 14:14 ` [PATCH 11/15] sata_sil: add new constants in preparation for new interrupt handler Tejun Heo
2006-04-11 14:14 ` [PATCH 14/15] ahci: add hotplug support Tejun Heo
2006-04-11 14:14 ` [PATCH 13/15] sata_sil: " Tejun Heo
2006-04-11 14:14 ` [PATCH 12/15] sata_sil: new interrupt handler Tejun Heo
2006-04-11 14:14 ` [PATCH 15/15] sata_sil24: add hotplug support Tejun Heo
2006-04-11 14:14 ` [PATCH 10/15] libata-hp: skip EH reset if no device to recover and hotplug pending Tejun Heo
2006-04-12 1:49 ` [PATCHSET 9/9] add hotplug support Tejun Heo
2006-04-13 7:53 ` zhao, forrest
2006-04-13 8:49 ` Tejun Heo
2006-04-13 16:07 ` Jeff Garzik
2006-04-13 16:50 ` Tejun Heo
2006-04-27 9:29 ` Jeff Garzik
2006-04-27 10:53 ` Tejun Heo
2006-04-27 11:29 ` Jeff Garzik
2006-04-27 12:38 ` Tejun Heo
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