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-rw-r--r--check/mode-lowmem.c83
1 files changed, 70 insertions, 13 deletions
diff --git a/check/mode-lowmem.c b/check/mode-lowmem.c
index 62bcf3d2..bfe45aba 100644
--- a/check/mode-lowmem.c
+++ b/check/mode-lowmem.c
@@ -390,7 +390,7 @@ static void account_bytes(struct btrfs_root *root, struct btrfs_path *path,
total_extent_tree_bytes += eb->len;
if (level == 0) {
- btree_space_waste += btrfs_leaf_free_space(root, eb);
+ btree_space_waste += btrfs_leaf_free_space(root->fs_info, eb);
} else {
free_nrs = (BTRFS_NODEPTRS_PER_BLOCK(root->fs_info) -
btrfs_header_nritems(eb));
@@ -1417,6 +1417,8 @@ static int check_file_extent(struct btrfs_root *root, struct btrfs_key *fkey,
u64 csum_found; /* In byte size, sectorsize aligned */
u64 search_start; /* Logical range start we search for csum */
u64 search_len; /* Logical range len we search for csum */
+ u32 max_inline_extent_size = min_t(u32, root->fs_info->sectorsize - 1,
+ BTRFS_MAX_INLINE_DATA_SIZE(root->fs_info));
unsigned int extent_type;
unsigned int is_hole;
int compressed = 0;
@@ -1440,6 +1442,32 @@ static int check_file_extent(struct btrfs_root *root, struct btrfs_key *fkey,
root->objectid, fkey->objectid, fkey->offset);
err |= FILE_EXTENT_ERROR;
}
+ if (compressed) {
+ if (extent_num_bytes > root->fs_info->sectorsize) {
+ error(
+"root %llu EXTENT_DATA[%llu %llu] too large inline extent ram size, have %llu, max: %u",
+ root->objectid, fkey->objectid,
+ fkey->offset, extent_num_bytes,
+ root->fs_info->sectorsize - 1);
+ err |= FILE_EXTENT_ERROR;
+ }
+ if (item_inline_len > max_inline_extent_size) {
+ error(
+"root %llu EXTENT_DATA[%llu %llu] too large inline extent on-disk size, have %u, max: %u",
+ root->objectid, fkey->objectid,
+ fkey->offset, item_inline_len,
+ max_inline_extent_size);
+ err |= FILE_EXTENT_ERROR;
+ }
+ } else {
+ if (extent_num_bytes > max_inline_extent_size) {
+ error(
+ "root %llu EXTENT_DATA[%llu %llu] too large inline extent size, have %llu, max: %u",
+ root->objectid, fkey->objectid, fkey->offset,
+ extent_num_bytes, max_inline_extent_size);
+ err |= FILE_EXTENT_ERROR;
+ }
+ }
if (!compressed && extent_num_bytes != item_inline_len) {
error(
"root %llu EXTENT_DATA[%llu %llu] wrong inline size, have: %llu, expected: %u",
@@ -1503,9 +1531,17 @@ static int check_file_extent(struct btrfs_root *root, struct btrfs_key *fkey,
csum_found, search_len);
} else if (extent_type == BTRFS_FILE_EXTENT_PREALLOC &&
csum_found > 0) {
- err |= ODD_CSUM_ITEM;
- error("root %llu EXTENT_DATA[%llu %llu] prealloc shouldn't have csum, but has: %llu",
- root->objectid, fkey->objectid, fkey->offset, csum_found);
+ ret = check_prealloc_extent_written(root->fs_info,
+ disk_bytenr, disk_num_bytes);
+ if (ret < 0)
+ return ret;
+ if (ret == 0) {
+ err |= ODD_CSUM_ITEM;
+ error(
+"root %llu EXTENT_DATA[%llu %llu] prealloc shouldn't have csum, but has: %llu",
+ root->objectid, fkey->objectid, fkey->offset,
+ csum_found);
+ }
}
/* Check EXTENT_DATA hole */
@@ -1861,6 +1897,24 @@ out:
return ret;
}
+static bool has_orphan_item(struct btrfs_root *root, u64 ino)
+{
+ struct btrfs_path path;
+ struct btrfs_key key;
+ int ret;
+
+ btrfs_init_path(&path);
+ key.objectid = BTRFS_ORPHAN_OBJECTID;
+ key.type = BTRFS_ORPHAN_ITEM_KEY;
+ key.offset = ino;
+
+ ret = btrfs_search_slot(NULL, root, &key, &path, 0, 0);
+ btrfs_release_path(&path);
+ if (ret == 0)
+ return true;
+ return false;
+}
+
/*
* Check INODE_ITEM and related ITEMs (the same inode number)
* 1. check link count
@@ -1890,6 +1944,7 @@ static int check_inode_item(struct btrfs_root *root, struct btrfs_path *path,
u64 extent_size = 0;
unsigned int dir;
unsigned int nodatasum;
+ bool is_orphan = false;
int slot;
int ret;
int err = 0;
@@ -2040,10 +2095,11 @@ out:
root->objectid, inode_id, nlink, refs);
}
} else if (!nlink) {
- if (repair)
+ is_orphan = has_orphan_item(root, inode_id);
+ if (!is_orphan && repair)
ret = repair_inode_orphan_item_lowmem(root,
path, inode_id);
- if (!repair || ret) {
+ if (!is_orphan && (!repair || ret)) {
err |= ORPHAN_ITEM;
error("root %llu INODE[%llu] is orphan item",
root->objectid, inode_id);
@@ -2631,9 +2687,9 @@ static int check_extent_data_item(struct btrfs_root *root,
if (!(extent_flags & BTRFS_EXTENT_FLAG_DATA)) {
error(
- "extent[%llu %llu] backref type mismatch, wanted bit: %llx",
- disk_bytenr, disk_num_bytes,
- BTRFS_EXTENT_FLAG_DATA);
+"file extent[%llu %llu] root %llu owner %llu backref type mismatch, wanted bit: %llx",
+ fi_key.objectid, fi_key.offset, root->objectid, owner,
+ BTRFS_EXTENT_FLAG_DATA);
err |= BACKREF_MISMATCH;
}
@@ -2689,8 +2745,8 @@ static int check_extent_data_item(struct btrfs_root *root,
/* Didn't find inlined data backref, try EXTENT_DATA_REF_KEY */
dbref_key.objectid = btrfs_file_extent_disk_bytenr(eb, fi);
dbref_key.type = BTRFS_EXTENT_DATA_REF_KEY;
- dbref_key.offset = hash_extent_data_ref(root->objectid,
- fi_key.objectid, fi_key.offset - offset);
+ dbref_key.offset = hash_extent_data_ref(owner, fi_key.objectid,
+ fi_key.offset - offset);
ret = btrfs_search_slot(NULL, root->fs_info->extent_root,
&dbref_key, &path, 0, 0);
@@ -2722,8 +2778,9 @@ out:
err |= BACKREF_MISSING;
btrfs_release_path(&path);
if (err & BACKREF_MISSING) {
- error("data extent[%llu %llu] backref lost",
- disk_bytenr, disk_num_bytes);
+ error(
+ "file extent[%llu %llu] root %llu owner %llu backref lost",
+ fi_key.objectid, fi_key.offset, root->objectid, owner);
}
return err;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 16:56:33 +0000