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-rw-r--r--fs/buffer.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index 904d59d1eb8..d1f1b54d310 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2853,8 +2853,13 @@ int try_to_free_buffers(struct page *page)
* could encounter a non-uptodate page, which is unresolvable.
* This only applies in the rare case where try_to_free_buffers
* succeeds but the page is not freed.
+ *
+ * Also, during truncate, discard_buffer will have marked all
+ * the page's buffers clean. We discover that here and clean
+ * the page also.
*/
- clear_page_dirty(page);
+ if (test_clear_page_dirty(page))
+ task_io_account_cancelled_write(PAGE_CACHE_SIZE);
}
out:
if (buffers_to_free) {