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Commit 32d29776 authored by Brian King's avatar Brian King Committed by James Bottomley
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[SCSI] ipr: Module parm to disable RAID 0 auto create 



Some ipr adapters will automatically create single device
RAID 0 arrays for all unconfigured RAID capable devices found
at adapter initialization time. This patch adds a module parameter
to disable this behavior.

Signed-off-by: default avatarBrian King <brking@us.ibm.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@SteelEye.com>
parent 3d1d0da6

drivers/scsi/ipr.c

+5 −0
Original line number Diff line number Diff line
@@ -93,6 +93,7 @@ static unsigned int ipr_fastfail = 0; 
static unsigned int ipr_transop_timeout = IPR_OPERATIONAL_TIMEOUT;

static unsigned int ipr_enable_cache = 1;

static unsigned int ipr_debug = 0;

static int ipr_auto_create = 1;

static DEFINE_SPINLOCK(ipr_driver_lock);



/* This table describes the differences between DMA controller chips */
@@ -156,6 +157,8 @@ module_param_named(enable_cache, ipr_enable_cache, int, 0); 
MODULE_PARM_DESC(enable_cache, "Enable adapter's non-volatile write cache (default: 1)");

module_param_named(debug, ipr_debug, int, 0);

MODULE_PARM_DESC(debug, "Enable device driver debugging logging. Set to 1 to enable. (default: 0)");

module_param_named(auto_create, ipr_auto_create, int, 0);

MODULE_PARM_DESC(auto_create, "Auto-create single device RAID 0 arrays when initialized (default: 1)");

MODULE_LICENSE("GPL");

MODULE_VERSION(IPR_DRIVER_VERSION);
@@ -5919,6 +5922,8 @@ static void __devinit ipr_init_ioa_cfg(struct ipr_ioa_cfg *ioa_cfg, 
	ioa_cfg->pdev = pdev;

	ioa_cfg->log_level = ipr_log_level;

	ioa_cfg->doorbell = IPR_DOORBELL;

	if (!ipr_auto_create)

		ioa_cfg->doorbell |= IPR_RUNTIME_RESET;

	sprintf(ioa_cfg->eye_catcher, IPR_EYECATCHER);

	sprintf(ioa_cfg->trace_start, IPR_TRACE_START_LABEL);

	sprintf(ioa_cfg->ipr_free_label, IPR_FREEQ_LABEL);