diff options
Diffstat (limited to 'kernel/events/uprobes.c')
| -rw-r--r-- | kernel/events/uprobes.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c index d2a5689a6b2e..cb346f26a22d 100644 --- a/kernel/events/uprobes.c +++ b/kernel/events/uprobes.c @@ -724,14 +724,14 @@ build_map_info(struct address_space *mapping, loff_t offset, bool is_register) int more = 0; again: - mutex_lock(&mapping->i_mmap_mutex); + i_mmap_lock_read(mapping); vma_interval_tree_foreach(vma, &mapping->i_mmap, pgoff, pgoff) { if (!valid_vma(vma, is_register)) continue; if (!prev && !more) { /* - * Needs GFP_NOWAIT to avoid i_mmap_mutex recursion through + * Needs GFP_NOWAIT to avoid i_mmap_rwsem recursion through * reclaim. This is optimistic, no harm done if it fails. */ prev = kmalloc(sizeof(struct map_info), @@ -755,7 +755,7 @@ build_map_info(struct address_space *mapping, loff_t offset, bool is_register) info->mm = vma->vm_mm; info->vaddr = offset_to_vaddr(vma, offset); } - mutex_unlock(&mapping->i_mmap_mutex); + i_mmap_unlock_read(mapping); if (!more) goto out; |