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Subject[PATCH] ARM: mm: use virt_to_idmap to get phys_reset address
Date
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>
---
arch/arm/kernel/reboot.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/kernel/reboot.c b/arch/arm/kernel/reboot.c
index 1a4d232..3826935 100644
--- 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. */
--
1.9.1


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