diff options
| author | Gerald Schaefer <gerald.schaefer@de.ibm.com> | 2012-10-08 16:30:24 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-10-09 16:22:31 +0900 |
| commit | 1ae1c1d09f220ded48ee9a7d91a65e94f95c4af1 (patch) | |
| tree | 3c6e53c880a946dccb33b81116ca048800b28214 /arch/s390/kernel/early.c | |
| parent | 274023da1e8a49efa6fd9bf857f8557e5db44cdf (diff) | |
thp, s390: architecture backend for thp on s390
This implements the architecture backend for transparent hugepages
on s390.
Signed-off-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Hillf Danton <dhillf@gmail.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/s390/kernel/early.c')
| -rw-r--r-- | arch/s390/kernel/early.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index 7f4717675c19..00d114445068 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c @@ -388,6 +388,8 @@ static __init void detect_machine_facilities(void) S390_lowcore.machine_flags |= MACHINE_FLAG_SPP; if (test_facility(50) && test_facility(73)) S390_lowcore.machine_flags |= MACHINE_FLAG_TE; + if (test_facility(66)) + S390_lowcore.machine_flags |= MACHINE_FLAG_RRBM; #endif } |