| #ifndef _ASM_POWERPC_SECTIONS_H | |
| #define _ASM_POWERPC_SECTIONS_H | |
| #ifdef __KERNEL__ | |
| #include <linux/elf.h> | |
| #include <linux/uaccess.h> | |
| #include <asm-generic/sections.h> | |
| #ifdef __powerpc64__ | |
| extern char _end[]; | |
| static inline int in_kernel_text(unsigned long addr) | |
| { | |
| if (addr >= (unsigned long)_stext && addr < (unsigned long)__init_end) | |
| return 1; | |
| return 0; | |
| } | |
| static inline int overlaps_kernel_text(unsigned long start, unsigned long end) | |
| { | |
| return start < (unsigned long)__init_end && | |
| (unsigned long)_stext < end; | |
| } | |
| #undef dereference_function_descriptor | |
| 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 | |
| #endif /* __KERNEL__ */ | |
| #endif /* _ASM_POWERPC_SECTIONS_H */ |