diff options
Diffstat (limited to 'arch/powerpc/include/asm/sections.h')
| -rw-r--r-- | arch/powerpc/include/asm/sections.h | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/arch/powerpc/include/asm/sections.h b/arch/powerpc/include/asm/sections.h index 8be2c491c733..f43f3a6b0051 100644 --- a/arch/powerpc/include/asm/sections.h +++ b/arch/powerpc/include/asm/sections.h @@ -13,15 +13,27 @@ typedef struct func_desc func_desc_t; #include <asm-generic/sections.h> extern char __head_end[]; +extern char __srwx_boundary[]; +extern char __exittext_begin[], __exittext_end[]; + +/* Patch sites */ +extern s32 patch__call_flush_branch_caches1; +extern s32 patch__call_flush_branch_caches2; +extern s32 patch__call_flush_branch_caches3; +extern s32 patch__flush_count_cache_return; +extern s32 patch__flush_link_stack_return; +extern s32 patch__call_kvm_flush_link_stack; +extern s32 patch__call_kvm_flush_link_stack_p9; +extern s32 patch__memset_nocache, patch__memcpy_nocache; + +extern long flush_branch_caches; +extern long kvm_flush_link_stack; #ifdef __powerpc64__ extern char __start_interrupts[]; extern char __end_interrupts[]; -extern char __prom_init_toc_start[]; -extern char __prom_init_toc_end[]; - #ifdef CONFIG_PPC_POWERNV extern char start_real_trampolines[]; extern char end_real_trampolines[]; @@ -35,10 +47,15 @@ extern char end_virt_trampolines[]; */ static inline unsigned long kernel_toc_addr(void) { +#ifdef CONFIG_PPC_KERNEL_PCREL + BUILD_BUG(); + return -1UL; +#else unsigned long toc_ptr; asm volatile("mr %0, 2" : "=r" (toc_ptr)); return toc_ptr; +#endif } static inline int overlaps_interrupt_vector_text(unsigned long start, @@ -58,6 +75,8 @@ static inline int overlaps_kernel_text(unsigned long start, unsigned long end) (unsigned long)_stext < end; } +#else +static inline unsigned long kernel_toc_addr(void) { BUILD_BUG(); return -1UL; } #endif #endif /* __KERNEL__ */ |