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ARM: 6191/1: Do not compile the Thumb-2 module relocations on an ARM kernel

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Kernels compiled to ARM do not need to handle Thumb-2 module relocations
as interworking is not allowed. This patch #ifdef's out the handling of
such relocations.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Catalin Marinas 2010-06-21 15:11:38 +01:00 committed by Russell King
parent 0567821cd8
commit b749315601
1 changed files with 4 additions and 0 deletions
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4
arch/arm/kernel/module.c
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@ -102,7 +102,9 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex,
unsigned long loc;
Elf32_Sym *sym;
s32 offset;
#ifdef CONFIG_THUMB2_KERNEL
u32 upper, lower, sign, j1, j2;
#endif
offset = ELF32_R_SYM(rel->r_info);
if (offset < 0 || offset > (symsec->sh_size / sizeof(Elf32_Sym))) {
@ -185,6 +187,7 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex,
(offset & 0x0fff);
break;
#ifdef CONFIG_THUMB2_KERNEL
case R_ARM_THM_CALL:
case R_ARM_THM_JUMP24:
upper = *(u16 *)loc;
@ -266,6 +269,7 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex,
((offset & 0x0700) << 4) |
(offset & 0x00ff));
break;
#endif
default:
printk(KERN_ERR "%s: unknown relocation: %u\n",