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Go Back   Linux Archive > Redhat > Device-mapper Development

 
 
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Old 11-01-2011, 04:19 PM
"Moger, Babu"
 
Default scsi_dh_hp_sw: Adding the match function for hp_sw device handler

This patch introduces the match fuction for hp_sw device handler.
The match function was introduced by this patch
http://www.spinics.net/lists/linux-scsi/msg54284.html

Signed-off-by: Babu Moger <babu.moger@netapp.com>
---

--- linux/drivers/scsi/device_handler/scsi_dh_hp_sw.c.orig 2011-10-31 11:25:07.000000000 -0500
+++ linux/drivers/scsi/device_handler/scsi_dh_hp_sw.c 2011-10-31 12:33:05.000000000 -0500
@@ -319,6 +319,20 @@ static const struct scsi_dh_devlist hp_s
{NULL, NULL},
};

+static bool hp_sw_match(struct scsi_device *sdev)
+{
+ int i;
+ for (i = 0; hp_sw_dh_data_list[i].vendor; i++) {
+ if (!strncmp(sdev->vendor, hp_sw_dh_data_list[i].vendor,
+ strlen(hp_sw_dh_data_list[i].vendor)) &&
+ !strncmp(sdev->model, hp_sw_dh_data_list[i].model,
+ strlen(hp_sw_dh_data_list[i].model))) {
+ return true;
+ }
+ }
+ return false;
+}
+
static int hp_sw_bus_attach(struct scsi_device *sdev);
static void hp_sw_bus_detach(struct scsi_device *sdev);

@@ -330,6 +344,7 @@ static struct scsi_device_handler hp_sw_
.detach = hp_sw_bus_detach,
.activate = hp_sw_activate,
.prep_fn = hp_sw_prep_fn,
+ .match = hp_sw_match,
};

static int hp_sw_bus_attach(struct scsi_device *sdev)



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