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ARC: Fixup the current ABI version 

The upstream kernel ABI (v3) is different from current out-of-tree (v2):
* no-legacy-syscalls
* user_regs_struct layout has changed

So we rev up the ABI version

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
hifive-unleashed-5.1
Vineet Gupta 2013-02-27 18:23:27 +05:30
parent 5dc99e50d2
commit 17139053eb
2 changed files with 2 additions and 2 deletions
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2
arch/arc/include/asm/elf.h
View File

@ -16,7 +16,7 @@
/* Machine specific ELF Hdr flags */
#define EF_ARC_OSABI_MSK 0x00000f00
#define EF_ARC_OSABI_ORIG 0x00000000 /* MUST be zero for back-compat */
#define EF_ARC_OSABI_V2 0x00000200
#define EF_ARC_OSABI_CURRENT 0x00000300 /* v3 (no legacy syscalls) */
/* ARC Relocations (kernel Modules only) */
#define R_ARC_32 0x4

2
arch/arc/kernel/process.c
View File

@ -224,7 +224,7 @@ int elf_check_arch(const struct elf32_hdr *x)
return 0;
eflags = x->e_flags;
if ((eflags & EF_ARC_OSABI_MSK) < EF_ARC_OSABI_V2) {
if ((eflags & EF_ARC_OSABI_MSK) < EF_ARC_OSABI_CURRENT) {
pr_err("ABI mismatch - you need newer toolchain\n");
force_sigsegv(SIGSEGV, current);
return 0;