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(parent: 3f25dc4) | patch
[S390] avoid STCKF if running in ESA mode
authorJan Glauber <jang@linux.vnet.ibm.com>
Mon, 14 Nov 2011 10:19:06 +0000 (11:19 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 14 Nov 2011 10:19:09 +0000 (11:19 +0100)
commitcfa1e7e1d49c6f5f0b00b2cb890b521e5c0dc7ea
treeb2e647a1511d841a2f9b33d1386891de3472bbdftree | snapshot
parent3f25dc4fcbc371f86a61a6af759003ebd4965908commit | diff
[S390] avoid STCKF if running in ESA mode

In ESA mode STCKF is not defined even if the facility bit is enabled.
To prevent an illegal operation we must also check if we run a 64 bit kernel.
To make the check perform well add the STCKF bit to the machine flags.

Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/include/asm/setup.h diff | blob | history
arch/s390/include/asm/timex.h diff | blob | history
arch/s390/kernel/early.c diff | blob | history
Domain: System / Kernel;