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bcachefs: fix nocow lock deadlock 

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2024-04-02 01:03:58 -04:00
parent e2a316b3cc
commit c42cd606e4
1 changed files with 1 additions and 2 deletions
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3
fs/bcachefs/data_update.c
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@ -580,8 +580,7 @@ int bch2_data_update_init(struct btree_trans *trans,
move_ctxt_wait_event(ctxt,
(locked = bch2_bucket_nocow_trylock(&c->nocow_locks,
PTR_BUCKET_POS(c, &p.ptr), 0)) ||
(!atomic_read(&ctxt->read_sectors) &&
!atomic_read(&ctxt->write_sectors)));
list_empty(&ctxt->ios));
if (!locked)
bch2_bucket_nocow_lock(&c->nocow_locks,