diff options
Diffstat (limited to 'arch/mips/mm')
| -rw-r--r-- | arch/mips/mm/c-octeon.c | 2 | ||||
| -rw-r--r-- | arch/mips/mm/page.c | 4 |
2 files changed, 4 insertions, 2 deletions
diff --git a/arch/mips/mm/c-octeon.c b/arch/mips/mm/c-octeon.c index f41a5c5b086..05b1d7cf951 100644 --- a/arch/mips/mm/c-octeon.c +++ b/arch/mips/mm/c-octeon.c @@ -137,8 +137,10 @@ static void octeon_flush_cache_sigtramp(unsigned long addr) { struct vm_area_struct *vma; + down_read(¤t->mm->mmap_sem); vma = find_vma(current->mm, addr); octeon_flush_icache_all_cores(vma); + up_read(¤t->mm->mmap_sem); } diff --git a/arch/mips/mm/page.c b/arch/mips/mm/page.c index 58033c44690..b611102e23b 100644 --- a/arch/mips/mm/page.c +++ b/arch/mips/mm/page.c @@ -273,7 +273,7 @@ void build_clear_page(void) uasm_i_ori(&buf, A2, A0, off); if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x()) - uasm_i_lui(&buf, AT, 0xa000); + uasm_i_lui(&buf, AT, uasm_rel_hi(0xa0000000)); off = cache_line_size ? min(8, pref_bias_clear_store / cache_line_size) * cache_line_size : 0; @@ -424,7 +424,7 @@ void build_copy_page(void) uasm_i_ori(&buf, A2, A0, off); if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x()) - uasm_i_lui(&buf, AT, 0xa000); + uasm_i_lui(&buf, AT, uasm_rel_hi(0xa0000000)); off = cache_line_size ? min(8, pref_bias_copy_load / cache_line_size) * cache_line_size : 0; |