commit b020632e40c3ed5e8c0c066d022672907e8401cf
author Martin Schwidefsky <schwidefsky@de.ibm.com> Thu Dec 25 13:38:36 2008 +0100
committer Martin Schwidefsky <schwidefsky@de.ibm.com> Thu Dec 25 13:38:55 2008 +0100
tree d7f805bd27e8378436fbba7e7457afbd10c22ed8
parent fc5243d98ac2575ad14a974b3c097e9ba874c03d

[S390] introduce vdso on s390

Add a vdso to speed up gettimeofday and clock_getres/clock_gettime for
CLOCK_REALTIME/CLOCK_MONOTONIC.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

arch/s390/include/asm/page.h

diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
index 991ba93..32e8f6a 100644
--- a/arch/s390/include/asm/page.h
+++ b/arch/s390/include/asm/page.h
@@ -152,4 +152,6 @@
 #include <asm-generic/memory_model.h>
 #include <asm-generic/page.h>
 
+#define __HAVE_ARCH_GATE_AREA 1
+
 #endif /* _S390_PAGE_H */