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(parent: b25c477) | patch
[S390] dasd: provide a Sense Path Group ID ioctl
authorStefan Weinhuber <wein@de.ibm.com>
Fri, 29 Oct 2010 14:50:43 +0000 (16:50 +0200)
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>
Fri, 29 Oct 2010 14:50:50 +0000 (16:50 +0200)
commit196339f1733726ffd69ab81ec1c66678585f5846
tree2974211770a2d0ead128f80fef972748673e7e3ctree | snapshot (tar.gz zip)
parentb25c477b3456ce87a5938d2ea511bf13187d0f0dcommit | diff
[S390] dasd: provide a Sense Path Group ID ioctl

The BIODASDSNID ioctl executes a 'Sense Path Group ID'
command on a DASD ECKD device. The returned path group data
allows user space programs to determine path state and
path group ID of the channel paths to the device.

Signed-off-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/include/asm/dasd.h diff | blob | blame | history
drivers/s390/block/dasd_eckd.c diff | blob | blame | history
drivers/s390/block/dasd_eckd.h diff | blob | blame | history