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| author | Kent Overstreet <kent.overstreet@gmail.com> | 2021-10-19 22:11:45 +0300 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-23 00:09:14 +0300 |
| commit | b71717dac64d76879ba3c70cfcfccf57991205f8 (patch) | |
| tree | 5f2370bbc1363c46618c3d408a77cc393f0c9b15 /fs/bcachefs/journal_seq_blacklist.c | |
| parent | 9a796fdb06b56a1811f1afdd40b793e2848a990e (diff) | |
| download | linux-b71717dac64d76879ba3c70cfcfccf57991205f8.tar.xz | |
bcachefs: Handle transaction restarts in bch2_blacklist_entries_gc()
It shouldn't be necessary when we're only using a single iterator and
not doing updates, but that's harder to debug at the moment.
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Diffstat (limited to 'fs/bcachefs/journal_seq_blacklist.c')
| -rw-r--r-- | fs/bcachefs/journal_seq_blacklist.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/fs/bcachefs/journal_seq_blacklist.c b/fs/bcachefs/journal_seq_blacklist.c index f84a63ac15af..79bc0e49389b 100644 --- a/fs/bcachefs/journal_seq_blacklist.c +++ b/fs/bcachefs/journal_seq_blacklist.c @@ -253,12 +253,21 @@ void bch2_blacklist_entries_gc(struct work_struct *work) struct btree_iter iter; struct btree *b; - for_each_btree_node(&trans, iter, i, POS_MIN, - BTREE_ITER_PREFETCH, b, ret) - if (test_bit(BCH_FS_STOPPING, &c->flags)) { - bch2_trans_exit(&trans); - return; - } + bch2_trans_node_iter_init(&trans, &iter, i, POS_MIN, + 0, 0, BTREE_ITER_PREFETCH); +retry: + bch2_trans_begin(&trans); + + b = bch2_btree_iter_peek_node(&iter); + + while (!(ret = PTR_ERR_OR_ZERO(b)) && + b && + !test_bit(BCH_FS_STOPPING, &c->flags)) + b = bch2_btree_iter_next_node(&iter); + + if (ret == -EINTR) + goto retry; + bch2_trans_iter_exit(&trans, &iter); } |