diff options
Diffstat (limited to 'kernel/bpf/stackmap.c')
| -rw-r--r-- | kernel/bpf/stackmap.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/bpf/stackmap.c b/kernel/bpf/stackmap.c index 7b8381ce40a0..a13b7e28eaf8 100644 --- a/kernel/bpf/stackmap.c +++ b/kernel/bpf/stackmap.c @@ -317,7 +317,7 @@ static void stack_map_get_build_id_offset(struct bpf_stack_build_id *id_offs, * with build_id. */ if (!user || !current || !current->mm || irq_work_busy || - down_read_trylock(¤t->mm->mmap_sem) == 0) { + mmap_read_trylock(current->mm) == 0) { /* cannot access current->mm, fall back to ips */ for (i = 0; i < trace_nr; i++) { id_offs[i].status = BPF_STACK_BUILD_ID_IP; @@ -342,7 +342,7 @@ static void stack_map_get_build_id_offset(struct bpf_stack_build_id *id_offs, } if (!work) { - up_read(¤t->mm->mmap_sem); + mmap_read_unlock(current->mm); } else { work->sem = ¤t->mm->mmap_sem; irq_work_queue(&work->irq_work); |