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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-09-07 17:37:28 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-09-07 17:37:28 +0200
commit5eccd39d8efa3bc8d557be50f202bbf023837eed (patch)
tree6f1589cd863481a7dfdace2b9a692957dc94afbe /fs/buffer.c
parent8fb649f3a174efaa618928cbe0737bf78b456eed (diff)
parent5015d0d945b3d3f2b038d2667880d5762f7d9437 (diff)
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Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/buffer.c')
-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);