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authorKent Overstreet <kent.overstreet@linux.dev>2023-01-19 11:37:44 +0300
committerKent Overstreet <kent.overstreet@linux.dev>2023-10-23 00:09:51 +0300
commit47b323a0b0612c5310c35935a40012125a3e18b8 (patch)
treeae8b469f4d88d7edf2582bae4177dab6a571742b /fs/bcachefs/recovery.c
parentd23124c757490641c2ec8281d54079aea3f3a7ad (diff)
downloadlinux-47b323a0b0612c5310c35935a40012125a3e18b8.tar.xz
bcachefs: Start snapshots before bch2_gc()
bch2_gc may require snapshots to be started - the repair path when checking the reflink btree may do updates to the extents btree. This moves bch2_fs_initialize_subvolumes() and bch2_fs_snapshots_start() to before bch2_gc() - since we haven't gone RW yet, the updates in bch2_fs_initialize_subvolumes() are done via the journal replay keys list, so it's fine to do this before bch2_gc(). Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/recovery.c')
-rw-r--r--fs/bcachefs/recovery.c42
1 files changed, 14 insertions, 28 deletions
diff --git a/fs/bcachefs/recovery.c b/fs/bcachefs/recovery.c
index 55356c117737..2df1a541cb40 100644
--- a/fs/bcachefs/recovery.c
+++ b/fs/bcachefs/recovery.c
@@ -1250,6 +1250,20 @@ use_clean:
bch2_stripes_heap_start(c);
+ if (c->sb.version < bcachefs_metadata_version_snapshot_2) {
+ err = "error creating root snapshot node";
+ ret = bch2_fs_initialize_subvolumes(c);
+ if (ret)
+ goto err;
+ }
+
+ bch_verbose(c, "reading snapshots table");
+ err = "error reading snapshots table";
+ ret = bch2_fs_snapshots_start(c);
+ if (ret)
+ goto err;
+ bch_verbose(c, "reading snapshots done");
+
if (c->opts.fsck) {
bool metadata_only = c->opts.norecovery;
@@ -1262,20 +1276,6 @@ use_clean:
set_bit(BCH_FS_INITIAL_GC_DONE, &c->flags);
- if (c->sb.version < bcachefs_metadata_version_snapshot_2) {
- err = "error creating root snapshot node";
- ret = bch2_fs_initialize_subvolumes(c);
- if (ret)
- goto err;
- }
-
- bch_verbose(c, "reading snapshots table");
- err = "error reading snapshots table";
- ret = bch2_fs_snapshots_start(c);
- if (ret)
- goto err;
- bch_verbose(c, "reading snapshots done");
-
set_bit(BCH_FS_MAY_GO_RW, &c->flags);
bch_info(c, "starting journal replay, %zu keys", c->journal_keys.nr);
@@ -1343,20 +1343,6 @@ use_clean:
if (c->opts.norecovery)
goto out;
- if (c->sb.version < bcachefs_metadata_version_snapshot_2) {
- err = "error creating root snapshot node";
- ret = bch2_fs_initialize_subvolumes(c);
- if (ret)
- goto err;
- }
-
- bch_verbose(c, "reading snapshots table");
- err = "error reading snapshots table";
- ret = bch2_fs_snapshots_start(c);
- if (ret)
- goto err;
- bch_verbose(c, "reading snapshots done");
-
set_bit(BCH_FS_MAY_GO_RW, &c->flags);
bch_verbose(c, "starting journal replay, %zu keys", c->journal_keys.nr);