[PATCH 2/3 v3] x86/kdump cleanup: remove the unused crash_copy_backup_region()

[Lianbo Jiang]

The crash_copy_backup_region() has never been used, so clean
up the redundant code.

Signed-off-by: Lianbo Jiang <lijiang@xxxxxxxxxx>
---
 arch/x86/include/asm/crash.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/x86/include/asm/crash.h b/arch/x86/include/asm/crash.h
index 0acf5ee45a21..089b2850f9d1 100644
--- a/arch/x86/include/asm/crash.h
+++ b/arch/x86/include/asm/crash.h
@@ -3,7 +3,6 @@
 #define _ASM_X86_CRASH_H
 
 int crash_load_segments(struct kimage *image);
-int crash_copy_backup_region(struct kimage *image);
 int crash_setup_memmap_entries(struct kimage *image,
 		struct boot_params *params);
 void crash_smp_send_stop(void);
-- 
2.17.1