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-rw-r--r--fs/buffer.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index 9af5f061a1f8..955ab07b34eb 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2177,6 +2177,7 @@ void block_commit_write(struct folio *folio, size_t from, size_t to)
{
size_t block_start, block_end;
bool partial = false;
+ bool uptodate = folio_test_uptodate(folio);
unsigned blocksize;
struct buffer_head *bh, *head;
@@ -2199,6 +2200,8 @@ void block_commit_write(struct folio *folio, size_t from, size_t to)
clear_buffer_new(bh);
block_start = block_end;
+ if (uptodate && block_start >= to)
+ break;
bh = bh->b_this_page;
} while (bh != head);