[ARM] 5274/1: simplify request_standard_resources()
authorNicolas Pitre <nico@cam.org>
Thu, 2 Oct 2008 02:29:22 +0000 (03:29 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Thu, 2 Oct 2008 21:46:21 +0000 (22:46 +0100)
There is no point converting memory bank addresses from physical to
virtual just to convert them back to physical addresses.  Furthermore
this isn't "right" for highmem even if in this case the end result is
the correct one.

Signed-off-by: Nicolas Pitre <nico@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/kernel/setup.c

index e4a975fa2d7e2d5819f0eb7ba65813c8c47fec2d..1f1eecca7f55a4ef2ff3b502c360309da00d3010 100644 (file)
@@ -478,18 +478,13 @@ request_standard_resources(struct meminfo *mi, struct machine_desc *mdesc)
        kernel_data.end     = virt_to_phys(&_end - 1);
 
        for (i = 0; i < mi->nr_banks; i++) {
-               unsigned long virt_start, virt_end;
-
                if (mi->bank[i].size == 0)
                        continue;
 
-               virt_start = __phys_to_virt(mi->bank[i].start);
-               virt_end   = virt_start + mi->bank[i].size - 1;
-
                res = alloc_bootmem_low(sizeof(*res));
                res->name  = "System RAM";
-               res->start = __virt_to_phys(virt_start);
-               res->end   = __virt_to_phys(virt_end);
+               res->start = mi->bank[i].start;
+               res->end   = mi->bank[i].start + mi->bank[i].size - 1;
                res->flags = IORESOURCE_MEM | IORESOURCE_BUSY;
 
                request_resource(&iomem_resource, res);