From: Gao Xiang <hsiangkao@xxxxxxxxxx>
pcluster should be only set up for all managed pages instead of
temporary pages. Since it currently uses page->mapping to identify,
the impact is minor for now.
Fixes: 5ddcee1f3a1c ("erofs: get rid of __stagingpage_alloc helper")
Cc: <stable@xxxxxxxxxxxxxxx> # 5.5+
Signed-off-by: Gao Xiang <hsiangkao@xxxxxxxxxx>
---
fs/erofs/zdata.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c
index 50912a5420b4..86fd3bf62af6 100644
--- a/fs/erofs/zdata.c
+++ b/fs/erofs/zdata.c
@@ -1078,8 +1078,11 @@ static struct page *pickup_page_for_submission(struct z_erofs_pcluster *pcl,
cond_resched();
goto repeat;
}
- set_page_private(page, (unsigned long)pcl);
- SetPagePrivate(page);
+
+ if (tocache) {
+ set_page_private(page, (unsigned long)pcl);
+ SetPagePrivate(page);
+ }
out: /* the only exit (for tracing and debugging) */
return page;
}
--
2.24.0
