https://bugzilla.kernel.org/show_bug.cgi?id=216050
--- Comment #79 from Jaegeuk Kim (jaeg...@kernel.org) ---
I just had some time to think of this issue, and suspect there was no time to
reschedule the cpu in the loop?
Can anyone try this change?
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index a71e818cd67b..c351c3269874 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1325,6 +1325,7 @@ struct page *f2fs_get_lock_data_page(struct inode *inode,
pgoff_t index,
lock_page(page);
if (unlikely(page->mapping != mapping)) {
f2fs_put_page(page, 1);
+ f2fs_io_schedule_timeout(DEFAULT_IO_TIMEOUT);
goto repeat;
}
if (unlikely(!PageUptodate(page))) {
--
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