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authorJiri Kosina <jkosina@suse.cz>2021-04-29 21:45:19 +0200
committerJiri Kosina <jkosina@suse.cz>2021-04-29 21:45:19 +0200
commite50fedec822efc7b7090f95862b782d91ca8aec0 (patch)
tree22dd6b534d00a1f7fc3823f0d88e0d43547fc87b /include/linux/initrd.h
parentcfc9bdfb6ba76de84a9ed8ee75dc56903b505a78 (diff)
parent35a927f2848bd79586c6374ebb99e4207f3b0c7f (diff)
Merge branch 'for-5.13/surface-system-aggregator-intergration' into for-linus
- Surface Aggregator Module support from Maximilian Luz
Diffstat (limited to 'include/linux/initrd.h')
-rw-r--r--include/linux/initrd.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/initrd.h b/include/linux/initrd.h
index 8db6f8c8030b..85c15717af34 100644
--- a/include/linux/initrd.h
+++ b/include/linux/initrd.h
@@ -1,5 +1,8 @@
/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __LINUX_INITRD_H
+#define __LINUX_INITRD_H
+
#define INITRD_MINOR 250 /* shouldn't collide with /dev/ram* too soon ... */
/* starting block # of image */
@@ -15,6 +18,12 @@ extern int initrd_below_start_ok;
extern unsigned long initrd_start, initrd_end;
extern void free_initrd_mem(unsigned long, unsigned long);
+#ifdef CONFIG_BLK_DEV_INITRD
+extern void __init reserve_initrd_mem(void);
+#else
+static inline void __init reserve_initrd_mem(void) {}
+#endif
+
extern phys_addr_t phys_initrd_start;
extern unsigned long phys_initrd_size;
@@ -24,3 +33,5 @@ extern char __initramfs_start[];
extern unsigned long __initramfs_size;
void console_on_rootfs(void);
+
+#endif /* __LINUX_INITRD_H */