s390/head64: remove unnecessary vdso_per_cpu_data setup

vdso_per_cpu_data lowcore value is only needed for fully functional
exception handlers, which are activated in setup_lowcore_dat_off. The
same function does init vdso_per_cpu_data via vdso_alloc_boot_cpu.

Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>

diff --git a/arch/s390/kernel/head64.S b/arch/s390/kernel/head64.S
index 5b21702ea080a37cf962ba4122fb5ee070c1f687..9d649abddffd97bbfba3eb0011fae2c71bb4245e 100644 (file)
--- a/arch/s390/kernel/head64.S
+++ b/arch/s390/kernel/head64.S
@@ -26,8 +26,6 @@ ENTRY(startup_continue)
 0:     larl    %r1,tod_clock_base
        mvc     0(16,%r1),__LC_BOOT_CLOCK
        larl    %r13,.LPG1              # get base
-       larl    %r0,boot_vdso_data
-       stg     %r0,__LC_VDSO_PER_CPU
 #
 # Setup stack
 #