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(parent: 7385d0a) | 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)
commit56f15e518cfdc732bd4e4da90e0c9cf2fc4e7c1b
treee86068ef02db989769aedb3e495d444e3f7d62ebtree | snapshot (tar.gz zip)
parent7385d0a550813c912094c5df22aeeb463712300ecommit | 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 | blame | history