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bcachefs: Fix lost wakeup on journal shutdown

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We need to check for journal shutdown first in __journal_res_get() -
after the journal is shutdown, j->watermark won't be changing anymore.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2024-03-18 22:18:02 -04:00
parent c502b5b878
commit 2e92d26b25
1 changed files with 6 additions and 6 deletions
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12
fs/bcachefs/journal.c
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@ -511,18 +511,18 @@ static int __journal_res_get(struct journal *j, struct journal_res *res,
if (journal_res_get_fast(j, res, flags))
return 0;
if (bch2_journal_error(j))
return -BCH_ERR_erofs_journal_err;
if (j->blocked)
return -BCH_ERR_journal_res_get_blocked;
if ((flags & BCH_WATERMARK_MASK) < j->watermark) {
ret = JOURNAL_ERR_journal_full;
can_discard = j->can_discard;
goto out;
}
if (j->blocked)
return -BCH_ERR_journal_res_get_blocked;
if (bch2_journal_error(j))
return -BCH_ERR_erofs_journal_err;
if (nr_unwritten_journal_entries(j) == ARRAY_SIZE(j->buf) && !journal_entry_is_open(j)) {
ret = JOURNAL_ERR_max_in_flight;
goto out;