diff options
author | root <root@artemis.panaceas.org> | 2015-12-25 04:40:36 +0000 |
---|---|---|
committer | root <root@artemis.panaceas.org> | 2015-12-25 04:40:36 +0000 |
commit | 849369d6c66d3054688672f97d31fceb8e8230fb (patch) | |
tree | 6135abc790ca67dedbe07c39806591e70eda81ce /arch/powerpc/include/asm/sections.h | |
download | linux-3.0.35-kobo-849369d6c66d3054688672f97d31fceb8e8230fb.tar.gz linux-3.0.35-kobo-849369d6c66d3054688672f97d31fceb8e8230fb.tar.bz2 linux-3.0.35-kobo-849369d6c66d3054688672f97d31fceb8e8230fb.zip |
initial_commit
Diffstat (limited to 'arch/powerpc/include/asm/sections.h')
-rw-r--r-- | arch/powerpc/include/asm/sections.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/sections.h b/arch/powerpc/include/asm/sections.h new file mode 100644 index 00000000..a0f358d4 --- /dev/null +++ b/arch/powerpc/include/asm/sections.h @@ -0,0 +1,41 @@ +#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_interrupts[]; + +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 */ |