From: Kent Overstreet <kent.overstreet@linux.dev>
Date: Mon, 27 Mar 2023 19:16:24 +0000 (-0400)
Subject: bcachefs: Add a bch_page_state assert
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c437e1537916e3c0fcc04387888e402a5940e49c;p=linux.git

bcachefs: Add a bch_page_state assert

Seeing an odd bug with page/folio state not being properly initialized,
this is to help track it down.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
---

diff --git a/fs/bcachefs/fs-io.c b/fs/bcachefs/fs-io.c
index d98b654c92b12..e25dbbf46107e 100644
--- a/fs/bcachefs/fs-io.c
+++ b/fs/bcachefs/fs-io.c
@@ -2682,6 +2682,8 @@ static int __bch2_truncate_page(struct bch_inode_info *inode,
 			goto unlock;
 	}
 
+	BUG_ON(!s->uptodate);
+
 	if (index != start >> PAGE_SHIFT)
 		start_offset = 0;
 	if (index != end >> PAGE_SHIFT)