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authorKay Sievers <kay.sievers@vrfy.org>2009-04-30 15:23:42 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2009-06-15 21:30:25 -0700
commitb03f38b685e2e1db174fb8982930e789a516f414 (patch)
tree8ad84738e433409647a1450a991dba1ba90d7921 /drivers/block/pktcdvd.c
parentf7a386c5b8ff34cd84ae922603d1c6f9d234edee (diff)
downloadlinux-b03f38b685e2e1db174fb8982930e789a516f414.tar.gz
Driver Core: block: add nodename support for block drivers.
This adds support for block drivers to report their requested nodename to userspace. It also updates a number of block drivers to provide the needed subdirectory and device name to be used for them. Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Signed-off-by: Jan Blunck <jblunck@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/block/pktcdvd.c')
-rw-r--r--drivers/block/pktcdvd.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index d57f11759480..37e0f81cada2 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -2855,6 +2855,11 @@ static struct block_device_operations pktcdvd_ops = {
.media_changed = pkt_media_changed,
};
+static char *pktcdvd_nodename(struct gendisk *gd)
+{
+ return kasprintf(GFP_KERNEL, "pktcdvd/%s", gd->disk_name);
+}
+
/*
* Set up mapping from pktcdvd device to CD-ROM device.
*/
@@ -2907,6 +2912,7 @@ static int pkt_setup_dev(dev_t dev, dev_t* pkt_dev)
disk->fops = &pktcdvd_ops;
disk->flags = GENHD_FL_REMOVABLE;
strcpy(disk->disk_name, pd->name);
+ disk->nodename = pktcdvd_nodename;
disk->private_data = pd;
disk->queue = blk_alloc_queue(GFP_KERNEL);
if (!disk->queue)
@@ -3062,6 +3068,7 @@ static const struct file_operations pkt_ctl_fops = {
static struct miscdevice pkt_misc = {
.minor = MISC_DYNAMIC_MINOR,
.name = DRIVER_NAME,
+ .name = "pktcdvd/control",
.fops = &pkt_ctl_fops
};