x86: map vsyscalls early enough
map vsyscalls early enough. This is important if a __vsyscall_fn
function is used by other kernel code too.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c
index bc7758e..8618178 100644
--- a/arch/x86/kernel/setup_64.c
+++ b/arch/x86/kernel/setup_64.c
@@ -45,6 +45,7 @@
#include <asm/mtrr.h>
#include <asm/uaccess.h>
#include <asm/system.h>
+#include <asm/vsyscall.h>
#include <asm/io.h>
#include <asm/smp.h>
#include <asm/msr.h>
@@ -453,6 +454,7 @@
#endif
reserve_crashkernel();
paging_init();
+ map_vsyscall();
early_quirks();