[PATCH 35/64] Driver Core: aoe: add nodename for aoe devices

[Greg Kroah-Hartman]

From: Kay Sievers <kay.sievers@xxxxxxxx>

This adds support to the AOE core to report the proper device name to
userspace for the AOE devices.

Signed-off-by: Kay Sievers <kay.sievers@xxxxxxxx>
Signed-off-by: Jan Blunck <jblunck@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
 drivers/block/aoe/aoechr.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/drivers/block/aoe/aoechr.c b/drivers/block/aoe/aoechr.c
index 200efc4..1988835 100644
--- a/drivers/block/aoe/aoechr.c
+++ b/drivers/block/aoe/aoechr.c
@@ -266,6 +266,11 @@ static const struct file_operations aoe_fops = {
 	.owner = THIS_MODULE,
 };
 
+static char *aoe_nodename(struct device *dev)
+{
+	return kasprintf(GFP_KERNEL, "etherd/%s", dev_name(dev));
+}
+
 int __init
 aoechr_init(void)
 {
@@ -283,6 +288,8 @@ aoechr_init(void)
 		unregister_chrdev(AOE_MAJOR, "aoechr");
 		return PTR_ERR(aoe_class);
 	}
+	aoe_class->nodename = aoe_nodename;
+
 	for (i = 0; i < ARRAY_SIZE(chardevs); ++i)
 		device_create(aoe_class, NULL,
 			      MKDEV(AOE_MAJOR, chardevs[i].minor), NULL,
-- 
1.6.3.2

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