Re: [PATCH] More Driver Core patches for 2.6.10-rc1

[Greg KH <greg@kroah.com>]

ChangeSet 1.2097, 2004/11/12 11:43:08-08:00, kay.sievers@vrfy.org

[PATCH] add the driver name to the hotplug environment

Add the name of the device's driver to the hotplug environment of class
and block devices.

  ACTION=add
  DEVPATH=/block/sda
  SUBSYSTEM=block
  SEQNUM=986
  PHYSDEVPATH=/devices/pci0000:00/0000:00:1d.1/usb3/3-1/3-1:1.0/host0/target0:0:0/0:0:0:0
  PHYSDEVBUS=scsi
  PHYSDEVDRIVER=sd

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>


 drivers/base/class.c  |    6 ++++++
 drivers/block/genhd.c |    6 ++++++
 2 files changed, 12 insertions(+)


diff -Nru a/drivers/base/class.c b/drivers/base/class.c
--- a/drivers/base/class.c	2004-11-12 14:53:11 -08:00
+++ b/drivers/base/class.c	2004-11-12 14:53:11 -08:00
@@ -303,6 +303,12 @@
 					    buffer, buffer_size, &length,
 					    "PHYSDEVBUS=%s", dev->bus->name);
 
+		/* add driver name of physical device */
+		if (dev->driver)
+			add_hotplug_env_var(envp, num_envp, &i,
+					    buffer, buffer_size, &length,
+					    "PHYSDEVDRIVER=%s", dev->driver->name);
+
 		/* terminate, set to next free slot, shrink available space */
 		envp[i] = NULL;
 		envp = &envp[i];
diff -Nru a/drivers/block/genhd.c b/drivers/block/genhd.c
--- a/drivers/block/genhd.c	2004-11-12 14:53:11 -08:00
+++ b/drivers/block/genhd.c	2004-11-12 14:53:11 -08:00
@@ -469,6 +469,12 @@
 					    buffer, buffer_size, &length,
 					    "PHYSDEVBUS=%s", dev->bus->name);
 
+		/* add driver name of physical device */
+		if (dev->driver)
+			add_hotplug_env_var(envp, num_envp, &i,
+					    buffer, buffer_size, &length,
+					    "PHYSDEVDRIVER=%s", dev->driver->name);
+
 		envp[i] = NULL;
 	}