diff options
| author | Vasily Gorbik <gor@linux.vnet.ibm.com> | 2017-10-12 13:01:47 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2017-10-18 14:11:33 +0200 |
| commit | f554be42fd0fd8dd14680c67f2db26b3e7de9670 (patch) | |
| tree | 68d1e054f9a40bbe29d3d5b3c2ef79437d6e71ee /arch/s390/kernel | |
| parent | 686140a1a9c41d85a4212a1c26d671139b76404b (diff) | |
s390/spinlock: use cpu alternatives to enable niai instruction
Enable niai instruction in the spinlock code at run-time for machines
on which facility 49 is available (zEC12 and newer).
Signed-off-by: Vasily Gorbik <gor@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
0 files changed, 0 insertions, 0 deletions