[S390] kernel: Disable switch_amode by default
authorGerald Schaefer <gerald.schaefer@de.ibm.com>
Thu, 26 Mar 2009 14:24:22 +0000 (15:24 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Thu, 26 Mar 2009 14:24:18 +0000 (15:24 +0100)
commit4b2a8b6043979f1e6cc8aaa4116c95b31ae942ec
tree41045e6d0a16b0e61ec4c8705711044f43886827
parent8283cb43ab3e92a039d3486a0f6253df95a5fa55
[S390] kernel: Disable switch_amode by default

Disable switch_amode by default because pagetable walk on pre z9
hardware has negative performance impact.

Signed-off-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/kernel/setup.c