git.ipfire.org Git - thirdparty/kernel/stable.git/commit

author	Jan Glauber <jang@linux.vnet.ibm.com>
	Wed, 5 Jan 2011 11:47:52 +0000 (12:47 +0100)
committer	Greg Kroah-Hartman <gregkh@suse.de>
	Thu, 17 Feb 2011 23:13:57 +0000 (15:13 -0800)
commit	896f4c0998645498ce41aa0fa617444063ac5701
tree	7a2c514749b9845fd52c3a3638dd6d86ee8982b6	tree
parent	bcd4fd6f957ec3cccdfa99e9aecc712fe4a35225	commit \| diff

qdio: use proper QEBSM operand for SIGA-R and SIGA-S

commit 958c0ba403cb6a693b54be2389f9ef53377fa259 upstream.

If QIOASSIST is enabled for a qdio device the SIGA instruction requires
a modified function code. This function code modifier was missing for
SIGA-R and SIGA-S which can lead to a kernel panic caused by an
operand exception.

Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/s390/cio/qdio.h		diff \| blob \| blame \| history
drivers/s390/cio/qdio_main.c		diff \| blob \| blame \| history