Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 17139053 authored by Vineet Gupta's avatar Vineet Gupta
Browse files

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: default avatarVineet Gupta <vgupta@synopsys.com>
parent 5dc99e50

arch/arc/include/asm/elf.h

+1 −1
Original line number Diff line number Diff line
@@ -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

arch/arc/kernel/process.c

+1 −1
Original line number Diff line number Diff line
@@ -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;