diff options
Diffstat (limited to 'mm/rmap.c')
-rw-r--r-- | mm/rmap.c | 6 |
1 files changed, 3 insertions, 3 deletions
@@ -1690,7 +1690,8 @@ static int rmap_walk_file(struct page *page, struct rmap_walk_control *rwc) if (!mapping) return ret; - i_mmap_lock_write(mapping); + + i_mmap_lock_read(mapping); vma_interval_tree_foreach(vma, &mapping->i_mmap, pgoff, pgoff) { unsigned long address = vma_address(page, vma); @@ -1711,9 +1712,8 @@ static int rmap_walk_file(struct page *page, struct rmap_walk_control *rwc) goto done; ret = rwc->file_nonlinear(page, mapping, rwc->arg); - done: - i_mmap_unlock_write(mapping); + i_mmap_unlock_read(mapping); return ret; } |