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| author | Kent Overstreet <kent.overstreet@gmail.com> | 2019-02-19 13:41:36 -0500 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-22 17:08:17 -0400 |
| commit | 68ef94a63caf214ee238434bf0d4c7a6a32c33a2 (patch) | |
| tree | 903e1c65cc599f98f6417e0ca845247b850b9148 /fs/bcachefs/journal_io.c | |
| parent | 9ace606e93e9c6dff919ca8f35d461e8462590b7 (diff) | |
| download | lwn-68ef94a63caf214ee238434bf0d4c7a6a32c33a2.tar.gz lwn-68ef94a63caf214ee238434bf0d4c7a6a32c33a2.zip | |
bcachefs: Add a pre-reserve mechanism for the journal
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/journal_io.c')
| -rw-r--r-- | fs/bcachefs/journal_io.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/bcachefs/journal_io.c b/fs/bcachefs/journal_io.c index 07cfbb975c37..db95257cec11 100644 --- a/fs/bcachefs/journal_io.c +++ b/fs/bcachefs/journal_io.c @@ -974,6 +974,12 @@ static int journal_write_alloc(struct journal *j, struct journal_buf *w, journal_space_discarded)) { ja->cur_idx = (ja->cur_idx + 1) % ja->nr; ja->sectors_free = ca->mi.bucket_size; + + /* + * ja->bucket_seq[ja->cur_idx] must always have + * something sensible: + */ + ja->bucket_seq[ja->cur_idx] = le64_to_cpu(w->data->seq); } } |