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bcachefs: Add a race_fault() for write buffer slowpath

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We haven't hooked up dynamic fault injection quite yet, but we will soon

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2023-07-12 11:43:03 -04:00
parent f39d1aca4d
commit d82978ca15
1 changed files with 3 additions and 0 deletions
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3
fs/bcachefs/btree_write_buffer.c
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@ -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