diff options
Diffstat (limited to 'arch/mips/mm')
| -rw-r--r-- | arch/mips/mm/c-r4k.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 53ec05267a9..2c4f7e11f0d 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -364,20 +364,23 @@ static inline int has_valid_asid(const struct mm_struct *mm) static inline void local_r4k_flush_cache_range(void * args) { struct vm_area_struct *vma = args; + int exec = vma->vm_flags & VM_EXEC; if (!(has_valid_asid(vma->vm_mm))) return; r4k_blast_dcache(); + if (exec) + r4k_blast_icache(); } static void r4k_flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end) { - if (!cpu_has_dc_aliases) - return; + int exec = vma->vm_flags & VM_EXEC; - r4k_on_each_cpu(local_r4k_flush_cache_range, vma, 1, 1); + if (cpu_has_dc_aliases || (exec && !cpu_has_ic_fills_f_dc)) + r4k_on_each_cpu(local_r4k_flush_cache_range, vma, 1, 1); } static inline void local_r4k_flush_cache_mm(void * args) |