ARM: 8400/1: use virt_to_idmap to get phys_reset address

This patch is to get correct physical address of the reset function for
PAE systems, which use aliased physical memory for booting.

See the "ARM: mm: Introduce virt_to_idmap() with an arch hook" for details.

Signed-off-by: Vitaly Andrianov <vitalya@ti.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/kernel/reboot.c b/arch/arm/kernel/reboot.c
index 1a4d232796be67787a305fabb35a1955fe909f94..38269358fd252c6bb93fd58a0478319c436cdfd3 100644 (file)
--- a/arch/arm/kernel/reboot.c
+++ b/arch/arm/kernel/reboot.c
@@ -50,7 +50,7 @@ static void __soft_restart(void *addr)
        flush_cache_all();
 
        /* Switch to the identity mapping. */
-       phys_reset = (phys_reset_t)(unsigned long)virt_to_phys(cpu_reset);
+       phys_reset = (phys_reset_t)(unsigned long)virt_to_idmap(cpu_reset);
        phys_reset((unsigned long)addr);
 
        /* Should never get here. */