In the following patches, we need to call get_ramdisk_{image|size}()
to get initrd file's address and size. So make these two functions
global.
v1 -> v2:
As tj suggested, make these two function static inline in
arch/x86/include/asm/setup.h.
Signed-off-by: Tang Chen <tangchen@xxxxxxxxxxxxxx>
Reviewed-by: Zhang Yanfei <zhangyanfei@xxxxxxxxxxxxxx>
---
arch/x86/include/asm/setup.h | 21 +++++++++++++++++++++
arch/x86/kernel/setup.c | 18 ------------------
2 files changed, 21 insertions(+), 18 deletions(-)
diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h
index b7bf350..cfdb55d 100644
--- a/arch/x86/include/asm/setup.h
+++ b/arch/x86/include/asm/setup.h
@@ -106,6 +106,27 @@ void *extend_brk(size_t size, size_t align);
RESERVE_BRK(name, sizeof(type) * entries)
extern void probe_roms(void);
+
+#ifdef CONFIG_BLK_DEV_INITRD
+static inline u64 __init get_ramdisk_image(void)
+{
+ u64 ramdisk_image = boot_params.hdr.ramdisk_image;
+
+ ramdisk_image |= (u64)boot_params.ext_ramdisk_image << 32;
+
+ return ramdisk_image;
+}
+
+static inline u64 __init get_ramdisk_size(void)
+{
+ u64 ramdisk_size = boot_params.hdr.ramdisk_size;
+
+ ramdisk_size |= (u64)boot_params.ext_ramdisk_size << 32;
+
+ return ramdisk_size;
+}
+#endif /* CONFIG_BLK_DEV_INITRD */
+
#ifdef __i386__
void __init i386_start_kernel(void);
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 38a5952..c8f5d1a 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -296,24 +296,6 @@ static void __init reserve_brk(void)
}
#ifdef CONFIG_BLK_DEV_INITRD
-
-static u64 __init get_ramdisk_image(void)
-{
- u64 ramdisk_image = boot_params.hdr.ramdisk_image;
-
- ramdisk_image |= (u64)boot_params.ext_ramdisk_image << 32;
-
- return ramdisk_image;
-}
-static u64 __init get_ramdisk_size(void)
-{
- u64 ramdisk_size = boot_params.hdr.ramdisk_size;
-
- ramdisk_size |= (u64)boot_params.ext_ramdisk_size << 32;
-
- return ramdisk_size;
-}
-
#define MAX_MAP_CHUNK (NR_FIX_BTMAPS << PAGE_SHIFT)
static void __init relocate_initrd(void)
{
--
1.7.1
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