diff mbox series

[11/22] btrfs-progs: qgroup-verify: scan extents based on block groups

Message ID a8ff11acbbff843d7cfb4f4846c0ba8a57ce058e.1636144275.git.josef@toxicpanda.com (mailing list archive)
State New, archived
Headers show
Series btrfs-progs: extent tree v2 support, global roots | expand

Commit Message

Josef Bacik Nov. 5, 2021, 8:40 p.m. UTC 
When we switch to per-block group extent roots we'll need to scan each
individual extent root.  To make this easier in the future go ahead and
use the range of the block groups to scan the extents.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
---
 check/qgroup-verify.c | 32 ++++++++++++++++++++++++--------
 1 file changed, 24 insertions(+), 8 deletions(-)
diff mbox series

Patch

diff --git a/check/qgroup-verify.c b/check/qgroup-verify.c
index 0813b841..45007d8c 100644
--- a/check/qgroup-verify.c
+++ b/check/qgroup-verify.c
@@ -1400,6 +1400,7 @@  static bool is_bad_qgroup(struct qgroup_count *count)
  */
 int qgroup_verify_all(struct btrfs_fs_info *info)
 {
+	struct rb_node *n;
 	int ret;
 	bool found_err = false;
 	bool skip_err = false;
@@ -1430,10 +1431,17 @@  int qgroup_verify_all(struct btrfs_fs_info *info)
 	/*
 	 * Put all extent refs into our rbtree
 	 */
-	ret = scan_extents(info, 0, ~0ULL);
-	if (ret) {
-		fprintf(stderr, "ERROR: while scanning extent tree: %d\n", ret);
-		goto out;
+	for (n = rb_first(&info->block_group_cache_tree); n; n = rb_next(n)) {
+		struct btrfs_block_group *bg;
+
+		bg = rb_entry(n, struct btrfs_block_group, cache_node);
+		ret = scan_extents(info, bg->start,
+				   bg->start + bg->length - 1);
+		if (ret) {
+			fprintf(stderr, "ERROR: while scanning extent tree: %d\n",
+				ret);
+			goto out;
+		}
 	}
 
 	ret = map_implied_refs(info);
@@ -1507,6 +1515,7 @@  static void print_subvol_info(u64 subvolid, u64 bytenr, u64 num_bytes,
 
 int print_extent_state(struct btrfs_fs_info *info, u64 subvol)
 {
+	struct rb_node *n;
 	int ret;
 
 	tree_blocks = ulist_alloc(0);
@@ -1519,10 +1528,17 @@  int print_extent_state(struct btrfs_fs_info *info, u64 subvol)
 	/*
 	 * Put all extent refs into our rbtree
 	 */
-	ret = scan_extents(info, 0, ~0ULL);
-	if (ret) {
-		fprintf(stderr, "ERROR: while scanning extent tree: %d\n", ret);
-		goto out;
+	for (n = rb_first(&info->block_group_cache_tree); n; n = rb_next(n)) {
+		struct btrfs_block_group *bg;
+
+		bg = rb_entry(n, struct btrfs_block_group, cache_node);
+		ret = scan_extents(info, bg->start,
+				   bg->start + bg->length - 1);
+		if (ret) {
+			fprintf(stderr, "ERROR: while scanning extent tree: %d\n",
+				ret);
+			goto out;
+		}
 	}
 
 	ret = map_implied_refs(info);