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linux-next/drivers/s390
Harald Freudenberger 099eae11a8 s390/zcrypt: kernel oops at insmod of the z90crypt device driver
Kernel oops caused by invalid parameter at TAPQ instruction:
On older systems where the QCI instruction is not available
all possible domains are probed via TAPQ instruction. The
range for the probe has been extended with the > 16 domain
support now leading to a possible specification exception
when this instruction is called for probing higher values
within the new range. This may happen during insmod and/or
ap bus reset only on machines without a QCI instruction (z10,
z196, z114), zEC12 and newer systems are not affected.
The fix modifies the domain checking function to limit the
allowed range if no QCI info is available.

Signed-off-by: Harald Freudenberger <freude@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2014-12-18 09:55:55 +01:00
..
block Driver core patches for 3.19-rc1 2014-12-14 16:10:09 -08:00
char Driver core patches for 3.19-rc1 2014-12-14 16:10:09 -08:00
cio s390/eadm: change timeout value 2014-12-08 09:42:42 +01:00
crypto s390/zcrypt: kernel oops at insmod of the z90crypt device driver 2014-12-18 09:55:55 +01:00
kvm virtio_ccw: finalize_features error handling 2014-12-09 21:42:06 +02:00
net ctcm: replace sscanf by kstrto function 2014-10-26 22:21:40 -04:00
scsi scsi: drop reason argument from ->change_queue_depth 2014-11-24 14:45:27 +01:00
Makefile