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author | Ard Biesheuvel <ard.biesheuvel@linaro.org> | 2018-09-19 08:51:39 +0200 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2018-09-27 17:56:47 +0200 |
commit | b40a142b12b5c4312171140ff2bc92971b8a7a09 (patch) | |
tree | ecbb0681c94c16b8945f2b3e37a3b0aac53ea9c6 /arch/x86/include/asm/elf.h | |
parent | arm64/kernel: jump_label: Switch to relative references (diff) | |
download | linux-b40a142b12b5c4312171140ff2bc92971b8a7a09.tar.xz linux-b40a142b12b5c4312171140ff2bc92971b8a7a09.zip |
x86: Add support for 64-bit place relative relocations
Add support for R_X86_64_PC64 relocations, which operate on 64-bit
quantities holding a relative symbol reference. Also remove the
definition of R_X86_64_NUM: given that it is currently unused, it
is unclear what the new value should be.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-s390@vger.kernel.org
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Jessica Yu <jeyu@kernel.org>
Link: https://lkml.kernel.org/r/20180919065144.25010-5-ard.biesheuvel@linaro.org
Diffstat (limited to 'arch/x86/include/asm/elf.h')
-rw-r--r-- | arch/x86/include/asm/elf.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/include/asm/elf.h b/arch/x86/include/asm/elf.h index 0d157d2a1e2a..a357031d85b5 100644 --- a/arch/x86/include/asm/elf.h +++ b/arch/x86/include/asm/elf.h @@ -62,8 +62,7 @@ typedef struct user_fxsr_struct elf_fpxregset_t; #define R_X86_64_PC16 13 /* 16 bit sign extended pc relative */ #define R_X86_64_8 14 /* Direct 8 bit sign extended */ #define R_X86_64_PC8 15 /* 8 bit sign extended pc relative */ - -#define R_X86_64_NUM 16 +#define R_X86_64_PC64 24 /* Place relative 64-bit signed */ /* * These are used to set parameters in the core dumps. |