Need to use get_ramdisk_image() with early microcode_updating in other file.
Change it to global.

Also make it to take boot_params pointer, as head_32.S need to access it via
phys address during 32bit flat mode.

Signed-off-by: Yinghai Lu <ying...@kernel.org>
Acked-by: Tejun Heo <t...@kernel.org>
Tested-by: Thomas Renninger <tr...@suse.de>
---
 arch/x86/include/asm/setup.h |  3 +++
 arch/x86/kernel/setup.c      | 28 ++++++++++++++--------------
 2 files changed, 17 insertions(+), 14 deletions(-)

diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h
index b7bf350..4f71d48 100644
--- a/arch/x86/include/asm/setup.h
+++ b/arch/x86/include/asm/setup.h
@@ -106,6 +106,9 @@ void *extend_brk(size_t size, size_t align);
        RESERVE_BRK(name, sizeof(type) * entries)
 
 extern void probe_roms(void);
+u64 get_ramdisk_image(struct boot_params *bp);
+u64 get_ramdisk_size(struct boot_params *bp);
+
 #ifdef __i386__
 
 void __init i386_start_kernel(void);
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 90d8cc9..1629577 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -300,19 +300,19 @@ static void __init reserve_brk(void)
 
 #ifdef CONFIG_BLK_DEV_INITRD
 
-static u64 __init get_ramdisk_image(void)
+u64 __init get_ramdisk_image(struct boot_params *bp)
 {
-       u64 ramdisk_image = boot_params.hdr.ramdisk_image;
+       u64 ramdisk_image = bp->hdr.ramdisk_image;
 
-       ramdisk_image |= (u64)boot_params.ext_ramdisk_image << 32;
+       ramdisk_image |= (u64)bp->ext_ramdisk_image << 32;
 
        return ramdisk_image;
 }
-static u64 __init get_ramdisk_size(void)
+u64 __init get_ramdisk_size(struct boot_params *bp)
 {
-       u64 ramdisk_size = boot_params.hdr.ramdisk_size;
+       u64 ramdisk_size = bp->hdr.ramdisk_size;
 
-       ramdisk_size |= (u64)boot_params.ext_ramdisk_size << 32;
+       ramdisk_size |= (u64)bp->ext_ramdisk_size << 32;
 
        return ramdisk_size;
 }
@@ -321,8 +321,8 @@ static u64 __init get_ramdisk_size(void)
 static void __init relocate_initrd(void)
 {
        /* Assume only end is not page aligned */
-       u64 ramdisk_image = get_ramdisk_image();
-       u64 ramdisk_size  = get_ramdisk_size();
+       u64 ramdisk_image = get_ramdisk_image(&boot_params);
+       u64 ramdisk_size  = get_ramdisk_size(&boot_params);
        u64 area_size     = PAGE_ALIGN(ramdisk_size);
        u64 ramdisk_here;
        unsigned long slop, clen, mapaddr;
@@ -361,8 +361,8 @@ static void __init relocate_initrd(void)
                ramdisk_size  -= clen;
        }
 
-       ramdisk_image = get_ramdisk_image();
-       ramdisk_size  = get_ramdisk_size();
+       ramdisk_image = get_ramdisk_image(&boot_params);
+       ramdisk_size  = get_ramdisk_size(&boot_params);
        printk(KERN_INFO "Move RAMDISK from [mem %#010llx-%#010llx] to"
                " [mem %#010llx-%#010llx]\n",
                ramdisk_image, ramdisk_image + ramdisk_size - 1,
@@ -372,8 +372,8 @@ static void __init relocate_initrd(void)
 static void __init early_reserve_initrd(void)
 {
        /* Assume only end is not page aligned */
-       u64 ramdisk_image = get_ramdisk_image();
-       u64 ramdisk_size  = get_ramdisk_size();
+       u64 ramdisk_image = get_ramdisk_image(&boot_params);
+       u64 ramdisk_size  = get_ramdisk_size(&boot_params);
        u64 ramdisk_end   = PAGE_ALIGN(ramdisk_image + ramdisk_size);
 
        if (!boot_params.hdr.type_of_loader ||
@@ -385,8 +385,8 @@ static void __init early_reserve_initrd(void)
 static void __init reserve_initrd(void)
 {
        /* Assume only end is not page aligned */
-       u64 ramdisk_image = get_ramdisk_image();
-       u64 ramdisk_size  = get_ramdisk_size();
+       u64 ramdisk_image = get_ramdisk_image(&boot_params);
+       u64 ramdisk_size  = get_ramdisk_size(&boot_params);
        u64 ramdisk_end   = PAGE_ALIGN(ramdisk_image + ramdisk_size);
        u64 mapped_size;
 
-- 
1.8.1.4

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