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| author | Ingo Molnar <mingo@elte.hu> | 2008-10-10 19:30:08 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-10 19:30:08 +0200 |
| commit | 3dd392a407d15250a501fa109cc1f93fee95ef85 (patch) | |
| tree | c1faca3fa8bd0f7c8790b3e0887229b4a5a90e8b /arch/powerpc/include | |
| parent | b27a43c1e90582facad44de67d02bc9e9f900289 (diff) | |
| parent | d403a6484f0341bf0624d17ece46f24f741b6a92 (diff) | |
| download | kernel_samsung_aries-3dd392a407d15250a501fa109cc1f93fee95ef85.zip kernel_samsung_aries-3dd392a407d15250a501fa109cc1f93fee95ef85.tar.gz kernel_samsung_aries-3dd392a407d15250a501fa109cc1f93fee95ef85.tar.bz2 | |
Merge branch 'linus' into x86/pat2
Conflicts:
arch/x86/mm/init_64.c
Diffstat (limited to 'arch/powerpc/include')
| -rw-r--r-- | arch/powerpc/include/asm/elf.h | 7 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/sections.h | 12 |
2 files changed, 18 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/elf.h b/arch/powerpc/include/asm/elf.h index 80d1f39..64c6ee2 100644 --- a/arch/powerpc/include/asm/elf.h +++ b/arch/powerpc/include/asm/elf.h @@ -409,6 +409,13 @@ do { \ /* Keep this the last entry. */ #define R_PPC64_NUM 107 +/* There's actually a third entry here, but it's unused */ +struct ppc64_opd_entry +{ + unsigned long funcaddr; + unsigned long r2; +}; + #ifdef __KERNEL__ #ifdef CONFIG_SPU_BASE diff --git a/arch/powerpc/include/asm/sections.h b/arch/powerpc/include/asm/sections.h index 7710e9e..07956f3 100644 --- a/arch/powerpc/include/asm/sections.h +++ b/arch/powerpc/include/asm/sections.h @@ -2,6 +2,8 @@ #define _ASM_POWERPC_SECTIONS_H #ifdef __KERNEL__ +#include <linux/elf.h> +#include <linux/uaccess.h> #include <asm-generic/sections.h> #ifdef __powerpc64__ @@ -17,7 +19,15 @@ static inline int in_kernel_text(unsigned long addr) } #undef dereference_function_descriptor -void *dereference_function_descriptor(void *); +static inline void *dereference_function_descriptor(void *ptr) +{ + struct ppc64_opd_entry *desc = ptr; + void *p; + + if (!probe_kernel_address(&desc->funcaddr, p)) + ptr = p; + return ptr; +} #endif |