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-rw-r--r--mm/filemap.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index d5af1cab426..afcdc72b5e9 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -599,8 +599,8 @@ void fastcall __lock_page_nosync(struct page *page)
* @mapping: the address_space to search
* @offset: the page index
*
- * A rather lightweight function, finding and getting a reference to a
- * hashed page atomically.
+ * Is there a pagecache struct page at the given (mapping, offset) tuple?
+ * If yes, increment its refcount and return it; if no, return NULL.
*/
struct page * find_get_page(struct address_space *mapping, unsigned long offset)
{
@@ -987,7 +987,7 @@ page_not_up_to_date:
/* Get exclusive access to the page ... */
lock_page(page);
- /* Did it get unhashed before we got the lock? */
+ /* Did it get truncated before we got the lock? */
if (!page->mapping) {
unlock_page(page);
page_cache_release(page);
@@ -1627,7 +1627,7 @@ no_cached_page:
page_not_uptodate:
lock_page(page);
- /* Did it get unhashed while we waited for it? */
+ /* Did it get truncated while we waited for it? */
if (!page->mapping) {
unlock_page(page);
goto err;