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(parent: 7685d78) | patch
s390/uaccess: introduce 'uaccesspt' kernel parameter
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Mon, 27 Jan 2014 09:25:39 +0000 (10:25 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Fri, 21 Feb 2014 07:50:17 +0000 (08:50 +0100)
commit7352b41760021cbad3b1e0949d5038da43968f13
treee86068ef02db989769aedb3e495d444e3f7d62ebtree | snapshot
parent7685d78c137d9f35be0318b63ebffd46bb95fda8commit | diff
s390/uaccess: introduce 'uaccesspt' kernel parameter

The uaccesspt kernel parameter allows to enforce using the uaccess page
table walk variant. This is mainly for debugging purposes, so this mode
can also be enabled on machines which support the mvcos instruction.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/lib/uaccess_mvcos.c diff | blob | history
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