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[PATCH] libata reduce timeouts

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From: Andrew Morton <akpm@osdl.org>

Provide a module parameter to override the default 30-second-per-device SATA
probing timeout.

Cc: Tejun Heo <htejun@gmail.com>
Cc: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Andrew Morton 2006-06-25 01:36:52 -07:00 committed by Jeff Garzik
parent 5806db22cf
commit a8601e5f6b
1 changed files with 6 additions and 1 deletions
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7
drivers/scsi/libata-core.c
View file

@ -88,6 +88,10 @@ int libata_fua = 0;
module_param_named(fua, libata_fua, int, 0444); module_param_named(fua, libata_fua, int, 0444);
MODULE_PARM_DESC(fua, "FUA support (0=off, 1=on)"); MODULE_PARM_DESC(fua, "FUA support (0=off, 1=on)");
static int ata_probe_timeout = ATA_TMOUT_INTERNAL / HZ;
module_param(ata_probe_timeout, int, 0444);
MODULE_PARM_DESC(ata_probe_timeout, "Set ATA probing timeout (seconds)");
MODULE_AUTHOR("Jeff Garzik"); MODULE_AUTHOR("Jeff Garzik");
MODULE_DESCRIPTION("Library module for ATA devices"); MODULE_DESCRIPTION("Library module for ATA devices");
MODULE_LICENSE("GPL"); MODULE_LICENSE("GPL");
@ -1059,7 +1063,7 @@ unsigned ata_exec_internal(struct ata_device *dev,
spin_unlock_irqrestore(ap->lock, flags); spin_unlock_irqrestore(ap->lock, flags);
rc = wait_for_completion_timeout(&wait, ATA_TMOUT_INTERNAL); rc = wait_for_completion_timeout(&wait, ata_probe_timeout);
ata_port_flush_task(ap); ata_port_flush_task(ap);
@ -5738,6 +5742,7 @@ int ata_pci_device_resume(struct pci_dev *pdev)
static int __init ata_init(void) static int __init ata_init(void)
{ {
ata_probe_timeout *= HZ;
ata_wq = create_workqueue("ata"); ata_wq = create_workqueue("ata");
if (!ata_wq) if (!ata_wq)
return -ENOMEM; return -ENOMEM;