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-rw-r--r--arch/powerpc/mm/mem.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index bf0c54b1f161..b5835a71f10f 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -238,6 +238,12 @@ void __init paging_init(void)
phys_addr_t top_of_ram = memblock_end_of_DRAM();
#ifdef CONFIG_HIGHMEM
+ unsigned long v = __fix_to_virt(FIX_KMAP_END);
+ unsigned long end = __fix_to_virt(FIX_KMAP_BEGIN);
+
+ for (; v < end; v += PAGE_SIZE)
+ map_kernel_page(v, 0, __pgprot(0)); /* XXX gross */
+
map_kernel_page(PKMAP_BASE, 0, __pgprot(0)); /* XXX gross */
pkmap_page_table = virt_to_kpte(PKMAP_BASE);