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From c5fec6d6368b4103557deb710150119dca438544 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Wed, 5 Aug 2020 10:46:39 -0700
Subject: [PATCH] kexec: Fix build with -fno-common
Ensure that my_debug is not doubly defined
Upstream-Status: Pending
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
kexec/arch/ppc64/kexec-elf-ppc64.c | 2 --
kexec/fs2dt.h | 2 +-
2 files changed, 1 insertion(+), 3 deletions(-)
--- a/kexec/arch/ppc64/kexec-elf-ppc64.c
+++ b/kexec/arch/ppc64/kexec-elf-ppc64.c
@@ -44,8 +44,6 @@
uint64_t initrd_base, initrd_size;
unsigned char reuse_initrd = 0;
const char *ramdisk;
-/* Used for enabling printing message from purgatory code */
-int my_debug = 0;
int elf_ppc64_probe(const char *buf, off_t len)
{
--- a/kexec/fs2dt.h
+++ b/kexec/fs2dt.h
@@ -30,7 +30,7 @@ extern struct bootblock bb[1];
/* Used for enabling printing message from purgatory code
* Only has implemented for PPC64 */
-int my_debug;
+extern int my_debug;
extern int dt_no_old_root;
void reserve(unsigned long long where, unsigned long long length);
--- a/kexec/arch/arm64/kexec-arm64.h
+++ b/kexec/arch/arm64/kexec-arm64.h
@@ -50,8 +50,8 @@ int zImage_arm64_load(int argc, char **a
void zImage_arm64_usage(void);
-off_t initrd_base;
-off_t initrd_size;
+extern off_t initrd_base;
+extern off_t initrd_size;
/**
* struct arm64_mem - Memory layout info.
@@ -65,7 +65,7 @@ struct arm64_mem {
};
#define arm64_mem_ngv UINT64_MAX
-struct arm64_mem arm64_mem;
+extern struct arm64_mem arm64_mem;
uint64_t get_phys_offset(void);
uint64_t get_vp_offset(void);
--- a/kexec/arch/x86_64/kexec-bzImage64.c
+++ b/kexec/arch/x86_64/kexec-bzImage64.c
@@ -42,7 +42,6 @@
#include <arch/options.h>
static const int probe_debug = 0;
-int bzImage_support_efi_boot;
int bzImage64_probe(const char *buf, off_t len)
{
--- a/kexec/arch/ppc/kexec-elf-ppc.c
+++ b/kexec/arch/ppc/kexec-elf-ppc.c
@@ -33,7 +33,6 @@
static const int probe_debug = 0;
unsigned char reuse_initrd;
-const char *ramdisk;
int create_flatten_tree(struct kexec_info *, unsigned char **, unsigned long *,
char *);
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