[PATCH] x86-64: Remove redundant swiotlb=force handling

It's already handled in the main swiotlb code.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c
index aa4a518..47cf916 100644 (file)
--- a/arch/x86_64/mm/init.c
+++ b/arch/x86_64/mm/init.c
@@ -403,8 +403,6 @@ static inline int page_is_ram (unsigned long pagenr)
        return 0;
 }
 
-extern int swiotlb_force;
-
 static struct kcore_list kcore_mem, kcore_vmalloc, kcore_kernel, kcore_modules,
                         kcore_vsyscall;
 
@@ -414,8 +412,6 @@ void __init mem_init(void)
        int tmp;
 
 #ifdef CONFIG_SWIOTLB
-       if (swiotlb_force)
-               swiotlb = 1;
        if (!iommu_aperture &&
            (end_pfn >= 0xffffffff>>PAGE_SHIFT || force_iommu))
               swiotlb = 1;