From d82978ca1593890a1b41eab6d06fe6e5950e4722 Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Wed, 12 Jul 2023 11:43:03 -0400 Subject: [PATCH] bcachefs: Add a race_fault() for write buffer slowpath We haven't hooked up dynamic fault injection quite yet, but we will soon Signed-off-by: Kent Overstreet --- fs/bcachefs/btree_write_buffer.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/bcachefs/btree_write_buffer.c b/fs/bcachefs/btree_write_buffer.c index b50226313a47f..6c30a72e6eee7 100644 --- a/fs/bcachefs/btree_write_buffer.c +++ b/fs/bcachefs/btree_write_buffer.c @@ -129,6 +129,9 @@ int __bch2_btree_write_buffer_flush(struct btree_trans *trans, unsigned commit_f keys = wb->keys[s.idx]; nr = s.nr; + if (race_fault()) + goto slowpath; + /* * We first sort so that we can detect and skip redundant updates, and * then we attempt to flush in sorted btree order, as this is most -- 2.30.2