The usage of __VDSO_PAGES requires asm/vdso/vdso.h. Currently this header
is included transitively, but that transitive inclusion is about to go
away.

Explicitly include the header.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
---
 arch/mips/kernel/vdso.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/mips/kernel/vdso.c b/arch/mips/kernel/vdso.c
index de096777172f082b5b7847a5c14cae5ddaee0430..2fa4df3e46e47b5c9675aeb00ebb96ac3353c68e 100644
--- a/arch/mips/kernel/vdso.c
+++ b/arch/mips/kernel/vdso.c
@@ -21,6 +21,7 @@
 #include <asm/mips-cps.h>
 #include <asm/page.h>
 #include <asm/vdso.h>
+#include <asm/vdso/vdso.h>
 #include <vdso/helpers.h>
 #include <vdso/vsyscall.h>
 

-- 
2.51.0