x86: use early_memremap() in setup.c

The remappings in setup.c are all just ordinary memory, so use
early_memremap() rather than early_ioremap().

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 21b8e0a59780105c673813c9500207758b1def7a..de6a9d6d599fe435de11fb89b66659a74c3e5b42 100644 (file)
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -302,7 +302,7 @@ static void __init relocate_initrd(void)
                if (clen > MAX_MAP_CHUNK-slop)
                        clen = MAX_MAP_CHUNK-slop;
                mapaddr = ramdisk_image & PAGE_MASK;
-               p = early_ioremap(mapaddr, clen+slop);
+               p = early_memremap(mapaddr, clen+slop);
                memcpy(q, p+slop, clen);
                early_iounmap(p, clen+slop);
                q += clen;
@@ -379,7 +379,7 @@ static void __init parse_setup_data(void)
                return;
        pa_data = boot_params.hdr.setup_data;
        while (pa_data) {
-               data = early_ioremap(pa_data, PAGE_SIZE);
+               data = early_memremap(pa_data, PAGE_SIZE);
                switch (data->type) {
                case SETUP_E820_EXT:
                        parse_e820_ext(data, pa_data);
@@ -402,7 +402,7 @@ static void __init e820_reserve_setup_data(void)
                return;
        pa_data = boot_params.hdr.setup_data;
        while (pa_data) {
-               data = early_ioremap(pa_data, sizeof(*data));
+               data = early_memremap(pa_data, sizeof(*data));
                e820_update_range(pa_data, sizeof(*data)+data->len,
                         E820_RAM, E820_RESERVED_KERN);
                found = 1;
@@ -428,7 +428,7 @@ static void __init reserve_early_setup_data(void)
                return;
        pa_data = boot_params.hdr.setup_data;
        while (pa_data) {
-               data = early_ioremap(pa_data, sizeof(*data));
+               data = early_memremap(pa_data, sizeof(*data));
                sprintf(buf, "setup data %x", data->type);
                reserve_early(pa_data, pa_data+sizeof(*data)+data->len, buf);
                pa_data = data->next;