diff mbox series

[RFC,9/9] shmem: enable per-block uptodate

Message ID 20240209142901.126894-10-da.gomez@samsung.com (mailing list archive)
State New, archived
Headers show
Series shmem: fix llseek in hugepages | expand

Commit Message

Daniel Gomez Feb. 9, 2024, 2:29 p.m. UTC 
In the write_end() function, mark only the blocks that are being written
as uptodate.

Signed-off-by: Daniel Gomez <da.gomez@samsung.com>
---
 mm/shmem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/mm/shmem.c b/mm/shmem.c
index 2157a87b2e4b..8ff2d190a9e4 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2964,7 +2964,7 @@  shmem_write_end(struct file *file, struct address_space *mapping,
 	if (pos + copied > inode->i_size)
 		i_size_write(inode, pos + copied);
 
-	shmem_set_range_uptodate(folio, 0, folio_size(folio));
+	shmem_set_range_uptodate(folio, offset_in_folio(folio, pos), len);
 	folio_mark_dirty(folio);
 	folio_unlock(folio);
 	folio_put(folio);