From cc087b11462af9f971a2c090d07e8d780a867b50 Mon Sep 17 00:00:00 2001 From: Kairui Song Date: Wed, 29 Jan 2020 13:38:19 +0800 Subject: [PATCH] kexec-tools: Remove duplicated variable declarations When building kexec-tools for Fedora 32, following error is observed: /usr/bin/ld: kexec/arch/x86_64/kexec-bzImage64.o:(.bss+0x0): multiple definition of `bzImage_support_efi_boot'; kexec/arch/i386/kexec-bzImage.o:(.bss+0x0): first defined here /builddir/build/BUILD/kexec-tools-2.0.20/kexec/arch/arm/../../fs2dt.h:33: multiple definition of `my_debug'; kexec/fs2dt.o:/builddir/build/BUILD/kexec-tools-2.0.20/kexec/fs2dt.h:33: first defined here /builddir/build/BUILD/kexec-tools-2.0.20/kexec/arch/arm64/kexec-arm64.h:68: multiple definition of `arm64_mem'; kexec/fs2dt.o:/builddir/build/BUILD/kexec-tools-2.0.20/././kexec/arch/arm64/kexec-arm64.h:68: first defined here /builddir/build/BUILD/kexec-tools-2.0.20/kexec/arch/arm64/kexec-arm64.h:54: multiple definition of `initrd_size'; kexec/fs2dt.o:/builddir/build/BUILD/kexec-tools-2.0.20/././kexec/arch/arm64/kexec-arm64.h:54: first defined here /builddir/build/BUILD/kexec-tools-2.0.20/kexec/arch/arm64/kexec-arm64.h:53: multiple definition of `initrd_base'; kexec/fs2dt.o:/builddir/build/BUILD/kexec-tools-2.0.20/././kexec/arch/arm64/kexec-arm64.h:53: first defined here And apparently, these variables are wrongly declared multiple times. So remove duplicated declaration. Signed-off-by: Kairui Song Signed-off-by: Simon Horman --- kexec/arch/arm64/kexec-arm64.h | 6 +++--- kexec/arch/ppc64/kexec-elf-ppc64.c | 2 -- kexec/arch/x86_64/kexec-bzImage64.c | 1 - kexec/fs2dt.h | 2 +- 4 files changed, 4 insertions(+), 7 deletions(-) diff --git a/kexec/arch/arm64/kexec-arm64.h b/kexec/arch/arm64/kexec-arm64.h index 628de79..ed447ac 100644 --- 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 **argv, const char *kernel_buf, 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); diff --git a/kexec/arch/ppc64/kexec-elf-ppc64.c b/kexec/arch/ppc64/kexec-elf-ppc64.c index 3510b70..695b8b0 100644 --- 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) { diff --git a/kexec/arch/x86_64/kexec-bzImage64.c b/kexec/arch/x86_64/kexec-bzImage64.c index 8edb3e4..ba8dc48 100644 --- a/kexec/arch/x86_64/kexec-bzImage64.c +++ b/kexec/arch/x86_64/kexec-bzImage64.c @@ -42,7 +42,6 @@ #include static const int probe_debug = 0; -int bzImage_support_efi_boot; int bzImage64_probe(const char *buf, off_t len) { diff --git a/kexec/fs2dt.h b/kexec/fs2dt.h index 7633273..fe24931 100644 --- 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); -- 2.7.5