diff options
Diffstat (limited to 'kernel/trace/trace_output.c')
| -rw-r--r-- | kernel/trace/trace_output.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c index 9a121e147102..73976de7f8cc 100644 --- a/kernel/trace/trace_output.c +++ b/kernel/trace/trace_output.c @@ -393,7 +393,7 @@ static int seq_print_user_ip(struct trace_seq *s, struct mm_struct *mm, if (mm) { const struct vm_area_struct *vma; - down_read(&mm->mmap_sem); + mmap_read_lock(mm); vma = find_vma(mm, ip); if (vma) { file = vma->vm_file; @@ -405,7 +405,7 @@ static int seq_print_user_ip(struct trace_seq *s, struct mm_struct *mm, trace_seq_printf(s, "[+0x%lx]", ip - vmstart); } - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); } if (ret && ((sym_flags & TRACE_ITER_SYM_ADDR) || !file)) trace_seq_printf(s, " <" IP_FMT ">", ip); |