From: Matthew Wilcox <mawil...@microsoft.com>
This one is trivial.
Signed-off-by: Matthew Wilcox <mawil...@microsoft.com>
---
mm/readahead.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/mm/readahead.c b/mm/readahead.c
index c7ddcf60ac6d..50910c27b372 100644
--- a/mm/readahead.c
+++ b/mm/readahead.c
@@ -174,9 +174,7 @@ int __do_page_cache_readahead(struct address_space
*mapping, struct file *filp,
if (page_offset > end_index)
break;
- rcu_read_lock();
- page = radix_tree_lookup(&mapping->i_pages, page_offset);
- rcu_read_unlock();
+ page = xa_load(&mapping->i_pages, page_offset);
if (page && !xa_is_value(page))
continue;
--
2.17.0
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