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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2008-12-25 13:38:36 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2008-12-25 13:38:55 +0100
commitb020632e40c3ed5e8c0c066d022672907e8401cf (patch)
treed7f805bd27e8378436fbba7e7457afbd10c22ed8 /arch/s390/include/asm/page.h
parentfc5243d98ac2575ad14a974b3c097e9ba874c03d (diff)
[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>
Diffstat (limited to 'arch/s390/include/asm/page.h')
-rw-r--r--arch/s390/include/asm/page.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
index 991ba939408..32e8f6aa438 100644
--- a/arch/s390/include/asm/page.h
+++ b/arch/s390/include/asm/page.h
@@ -152,4 +152,6 @@ void arch_alloc_page(struct page *page, int order);
#include <asm-generic/memory_model.h>
#include <asm-generic/page.h>
+#define __HAVE_ARCH_GATE_AREA 1
+
#endif /* _S390_PAGE_H */