From mboxrd@z Thu Jan 1 00:00:00 1970 From: vitalya@ti.com (Vitaly Andrianov) Date: Tue, 2 Jun 2015 10:14:30 -0400 Subject: [PATCH] ARM: mm: use virt_to_idmap to get phys_reset address Message-ID: <1433254470-26507-1-git-send-email-vitalya@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 --- 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