diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-09-23 23:26:42 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-23 23:26:42 +0200 |
| commit | 07bbc16a8676b06950a21f35b59f69b2fe763bbd (patch) | |
| tree | f87fbfea747e9d92591c8d0a54db7c487e3c3d78 /arch/powerpc/include | |
| parent | 6a9e91846bf52cc70a0417de19fdfac224c435c4 (diff) | |
| parent | f8e256c687eb53850685747757c8d75e58756e15 (diff) | |
Merge branch 'timers/urgent' into x86/xen
Conflicts:
arch/x86/kernel/process_32.c
arch/x86/kernel/process_64.c
Manual merge:
arch/x86/kernel/smpboot.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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 80d1f399ee5..64c6ee22eef 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 7710e9e6660..07956f3e784 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 |