diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/include/asm/cacheflush.h | 3 | ||||
| -rw-r--r-- | arch/powerpc/kernel/misc_32.S | 1 | ||||
| -rw-r--r-- | arch/powerpc/kernel/misc_64.S | 4 |
3 files changed, 5 insertions, 3 deletions
diff --git a/arch/powerpc/include/asm/cacheflush.h b/arch/powerpc/include/asm/cacheflush.h index b843e35122e..60b620d64ac 100644 --- a/arch/powerpc/include/asm/cacheflush.h +++ b/arch/powerpc/include/asm/cacheflush.h @@ -35,8 +35,7 @@ extern void __flush_disable_L1(void); extern void __flush_icache_range(unsigned long, unsigned long); static inline void flush_icache_range(unsigned long start, unsigned long stop) { - if (!cpu_has_feature(CPU_FTR_COHERENT_ICACHE)) - __flush_icache_range(start, stop); + __flush_icache_range(start, stop); } extern void flush_icache_user_range(struct vm_area_struct *vma, diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S index e469f30e6ee..1722a2be66c 100644 --- a/arch/powerpc/kernel/misc_32.S +++ b/arch/powerpc/kernel/misc_32.S @@ -329,6 +329,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_UNIFIED_ID_CACHE) */ _KPROBE(__flush_icache_range) BEGIN_FTR_SECTION + isync blr /* for 601, do nothing */ END_FTR_SECTION_IFSET(CPU_FTR_COHERENT_ICACHE) li r5,L1_CACHE_BYTES-1 diff --git a/arch/powerpc/kernel/misc_64.S b/arch/powerpc/kernel/misc_64.S index 6820e45f557..74d87f11756 100644 --- a/arch/powerpc/kernel/misc_64.S +++ b/arch/powerpc/kernel/misc_64.S @@ -68,7 +68,9 @@ PPC64_CACHES: */ _KPROBE(__flush_icache_range) - +BEGIN_FTR_SECTION + blr +END_FTR_SECTION_IFSET(CPU_FTR_COHERENT_ICACHE) /* * Flush the data cache to memory * |