David Hildenbrand 16c463a4ec KVM: s390: vsie: fix < 8k check for the itdba
commit f4a551b723 upstream.

By missing an "L", we might detect some addresses to be <8k,
although they are not.

e.g. for itdba = 100001fff
!(gpa & ~0x1fffU) -> 1
!(gpa & ~0x1fffUL) -> 0

So we would report a SIE validity intercept although everything is fine.

Fixes: 166ecb3 ("KVM: s390: vsie: support transactional execution")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Cc: stable@vger.kernel.org # v4.8+
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-05-30 07:51:50 +02:00
2018-05-30 07:51:50 +02:00
2018-05-25 16:18:02 +02:00

Linux kernel
============

This file was moved to Documentation/admin-guide/README.rst

Please notice that there are several guides for kernel developers and users.
These guides can be rendered in a number of formats, like HTML and PDF.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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