diff options
| author | Kent Overstreet <kent.overstreet@gmail.com> | 2021-01-21 21:52:06 -0500 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@gmail.com> | 2022-04-17 15:42:44 -0400 |
| commit | abe9afab99bdd819d59699252a5d31a9c01ee33c (patch) | |
| tree | b4218b1c5a731f7eb07a3241f79ba70fb7f7d6f3 /fs/bcachefs/super-io.c | |
| parent | 37ae4eda93a90d47953f068b09624bf82fef3073 (diff) | |
bcachefs: Journal updates to dev usage
This eliminates the need to scan every bucket to regenerate dev_usage at
mount time.
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Diffstat (limited to 'fs/bcachefs/super-io.c')
| -rw-r--r-- | fs/bcachefs/super-io.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/fs/bcachefs/super-io.c b/fs/bcachefs/super-io.c index 068262917e10..a510a25e2edb 100644 --- a/fs/bcachefs/super-io.c +++ b/fs/bcachefs/super-io.c @@ -983,7 +983,8 @@ void bch2_journal_super_entries_add_common(struct bch_fs *c, struct jset_entry **end, u64 journal_seq) { - unsigned i; + struct bch_dev *ca; + unsigned i, dev; percpu_down_write(&c->mark_lock); @@ -1037,6 +1038,25 @@ void bch2_journal_super_entries_add_common(struct bch_fs *c, memcpy(&u->r, e, replicas_entry_bytes(e)); } + for_each_member_device(ca, c, dev) { + unsigned b = sizeof(struct jset_entry_dev_usage) + + sizeof(struct jset_entry_dev_usage_type) * BCH_DATA_NR; + struct jset_entry_dev_usage *u = + container_of(jset_entry_init(end, b), + struct jset_entry_dev_usage, entry); + + u->entry.type = BCH_JSET_ENTRY_dev_usage; + u->dev = cpu_to_le32(dev); + u->buckets_ec = cpu_to_le64(ca->usage_base->buckets_ec); + u->buckets_unavailable = cpu_to_le64(ca->usage_base->buckets_unavailable); + + for (i = 0; i < BCH_DATA_NR; i++) { + u->d[i].buckets = cpu_to_le64(ca->usage_base->d[i].buckets); + u->d[i].sectors = cpu_to_le64(ca->usage_base->d[i].sectors); + u->d[i].fragmented = cpu_to_le64(ca->usage_base->d[i].fragmented); + } + } + percpu_up_write(&c->mark_lock); for (i = 0; i < 2; i++) { |