From: Thierry Reding <treding@nvidia.com>
Date: Mon, 21 Oct 2013 15:26:20 +0000 (+0200)
Subject: ARM: nommu: Implement dummy early_paging_init()
X-Git-Tag: next-20131024~1
X-Git-Url: https://git.karo-electronics.de/?p=karo-tx-linux.git;a=commitdiff_plain;h=7f5ff19d5fd267816279d8aa2e71e4b45eb15cf6

ARM: nommu: Implement dummy early_paging_init()

No-MMU configurations currenty fail to build because they are missing
the early_paging_init() symbol.

Signed-off-by: Thierry Reding <treding@nvidia.com>
---

diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c
index 34d4ab217bab..5c668b7a31f9 100644
--- a/arch/arm/mm/nommu.c
+++ b/arch/arm/mm/nommu.c
@@ -295,6 +295,15 @@ void __init sanity_check_meminfo(void)
 	high_memory = __va(end - 1) + 1;
 }
 
+/*
+ * early_paging_init() recreates boot time page table setup, allowing machines
+ * to switch over to a high (>4G) address space on LPAE systems
+ */
+void __init early_paging_init(const struct machine_desc *mdesc,
+			      struct proc_info_list *procinfo)
+{
+}
+
 /*
  * paging_init() sets up the page tables, initialises the zone memory
  * maps, and sets up the zero page, bad page and bad page tables.