int del;
};
-static int finish_current_insert(struct btrfs_trans_handle *trans, struct
- btrfs_root *extent_root, int all);
-static int del_pending_extents(struct btrfs_trans_handle *trans, struct
- btrfs_root *extent_root, int all);
+static int finish_current_insert(struct btrfs_trans_handle *trans,
+ struct btrfs_root *extent_root, int all);
+static int del_pending_extents(struct btrfs_trans_handle *trans,
+ struct btrfs_root *extent_root, int all);
static int pin_down_bytes(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
u64 bytenr, u64 num_bytes, int is_data);
if (ret < 0)
goto err;
- while(1) {
+ while (1) {
leaf = path->nodes[0];
slot = path->slots[0];
if (slot >= btrfs_header_nritems(leaf)) {
/*
* return the block group that starts at or after bytenr
*/
-static struct btrfs_block_group_cache *btrfs_lookup_first_block_group(struct
- btrfs_fs_info *info,
- u64 bytenr)
+static struct btrfs_block_group_cache *
+btrfs_lookup_first_block_group(struct btrfs_fs_info *info, u64 bytenr)
{
struct btrfs_block_group_cache *cache;
/*
* return the block group that contains teh given bytenr
*/
-struct btrfs_block_group_cache *btrfs_lookup_block_group(struct
- btrfs_fs_info *info,
- u64 bytenr)
+struct btrfs_block_group_cache *btrfs_lookup_block_group(
+ struct btrfs_fs_info *info,
+ u64 bytenr)
{
struct btrfs_block_group_cache *cache;
* to the key objectid.
*/
-static int noinline lookup_extent_backref(struct btrfs_trans_handle *trans,
+static noinline int lookup_extent_backref(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_path *path,
u64 bytenr, u64 parent,
* updates all the backrefs that are pending on update_list for the
* extent_root
*/
-static int noinline update_backrefs(struct btrfs_trans_handle *trans,
+static noinline int update_backrefs(struct btrfs_trans_handle *trans,
struct btrfs_root *extent_root,
struct btrfs_path *path,
struct list_head *update_list)
btrfs_ref_generation(leaf, ref) != op->orig_generation ||
(ref_objectid != op->level &&
ref_objectid != BTRFS_MULTIPLE_OBJECTIDS)) {
- printk(KERN_ERR "couldn't find %Lu, parent %Lu, root %Lu, "
- "owner %u\n", op->bytenr, op->orig_parent,
- ref_root, op->level);
+ printk(KERN_ERR "btrfs couldn't find %llu, parent %llu, "
+ "root %llu, owner %u\n",
+ (unsigned long long)op->bytenr,
+ (unsigned long long)op->orig_parent,
+ (unsigned long long)ref_root, op->level);
btrfs_print_leaf(extent_root, leaf);
BUG();
}
return 0;
}
-static int noinline insert_extents(struct btrfs_trans_handle *trans,
+static noinline int insert_extents(struct btrfs_trans_handle *trans,
struct btrfs_root *extent_root,
struct btrfs_path *path,
struct list_head *insert_list, int nr)
return ret;
}
-static int noinline insert_extent_backref(struct btrfs_trans_handle *trans,
+static noinline int insert_extent_backref(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_path *path,
u64 bytenr, u64 parent,
return ret;
}
-static int noinline remove_extent_backref(struct btrfs_trans_handle *trans,
+static noinline int remove_extent_backref(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_path *path)
{
static void btrfs_issue_discard(struct block_device *bdev,
u64 start, u64 len)
{
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,28)
blkdev_issue_discard(bdev, start >> 9, len >> 9, GFP_KERNEL);
-#else
- blkdev_issue_discard(bdev, start >> 9, len >> 9);
-#endif
}
#endif
#endif
}
-static int noinline free_extents(struct btrfs_trans_handle *trans,
+static noinline int free_extents(struct btrfs_trans_handle *trans,
struct btrfs_root *extent_root,
struct list_head *del_list)
{
extent_root->root_key.objectid,
op->orig_generation, op->level, 1);
if (ret) {
- printk("Unable to find backref byte nr %Lu root %Lu gen %Lu "
- "owner %u\n", op->bytenr,
- extent_root->root_key.objectid, op->orig_generation,
- op->level);
+ printk(KERN_ERR "btrfs unable to find backref byte nr %llu "
+ "root %llu gen %llu owner %u\n",
+ (unsigned long long)op->bytenr,
+ (unsigned long long)extent_root->root_key.objectid,
+ (unsigned long long)op->orig_generation, op->level);
btrfs_print_leaf(extent_root, path->nodes[0]);
WARN_ON(1);
goto out;
btrfs_item_key_to_cpu(l, &key, path->slots[0]);
if (key.objectid != bytenr) {
btrfs_print_leaf(root->fs_info->extent_root, path->nodes[0]);
- printk("wanted %Lu found %Lu\n", bytenr, key.objectid);
+ printk(KERN_ERR "btrfs wanted %llu found %llu\n",
+ (unsigned long long)bytenr,
+ (unsigned long long)key.objectid);
BUG();
}
BUG_ON(key.type != BTRFS_EXTENT_ITEM_KEY);
goto out;
if (ret != 0) {
btrfs_print_leaf(root, path->nodes[0]);
- printk("failed to find block number %Lu\n", bytenr);
+ printk(KERN_INFO "btrfs failed to find block number %llu\n",
+ (unsigned long long)bytenr);
BUG();
}
l = path->nodes[0];
if (!path)
return -ENOMEM;
- while(1) {
+ while (1) {
cache = NULL;
spin_lock(&root->fs_info->block_group_cache_lock);
for (n = rb_first(&root->fs_info->block_group_cache_tree);
spin_unlock(&space_info->lock);
ret = btrfs_alloc_chunk(trans, extent_root, flags);
- if (ret) {
-printk("space info full %Lu\n", flags);
+ if (ret)
space_info->full = 1;
- }
out:
mutex_unlock(&extent_root->fs_info->chunk_mutex);
return ret;
u64 old_val;
u64 byte_in_group;
- while(total) {
+ while (total) {
cache = btrfs_lookup_block_group(info, bytenr);
if (!cache)
return -1;
int ret;
mutex_lock(&root->fs_info->pinned_mutex);
- while(1) {
+ while (1) {
ret = find_first_extent_bit(pinned_extents, last,
&start, &end, EXTENT_DIRTY);
if (ret)
int ret;
mutex_lock(&root->fs_info->pinned_mutex);
- while(1) {
+ while (1) {
ret = find_first_extent_bit(unpin, 0, &start, &end,
EXTENT_DIRTY);
if (ret)
if (ret == 0) {
struct btrfs_key found_key;
extent_slot = path->slots[0];
- while(extent_slot > 0) {
+ while (extent_slot > 0) {
extent_slot--;
btrfs_item_key_to_cpu(path->nodes[0], &found_key,
extent_slot);
&key, path, -1, 1);
if (ret) {
printk(KERN_ERR "umm, got %d back from search"
- ", was looking for %Lu\n", ret,
- bytenr);
+ ", was looking for %llu\n", ret,
+ (unsigned long long)bytenr);
btrfs_print_leaf(extent_root, path->nodes[0]);
}
BUG_ON(ret);
} else {
btrfs_print_leaf(extent_root, path->nodes[0]);
WARN_ON(1);
- printk("Unable to find ref byte nr %Lu root %Lu "
- "gen %Lu owner %Lu\n", bytenr,
- root_objectid, ref_generation, owner_objectid);
+ printk(KERN_ERR "btrfs unable to find ref byte nr %llu "
+ "root %llu gen %llu owner %llu\n",
+ (unsigned long long)bytenr,
+ (unsigned long long)root_objectid,
+ (unsigned long long)ref_generation,
+ (unsigned long long)owner_objectid);
}
leaf = path->nodes[0];
* find all the blocks marked as pending in the radix tree and remove
* them from the extent map
*/
-static int del_pending_extents(struct btrfs_trans_handle *trans, struct
- btrfs_root *extent_root, int all)
+static int del_pending_extents(struct btrfs_trans_handle *trans,
+ struct btrfs_root *extent_root, int all)
{
int ret;
int err = 0;
again:
mutex_lock(&info->extent_ins_mutex);
- while(1) {
+ while (1) {
ret = find_first_extent_bit(pending_del, search, &start, &end,
EXTENT_WRITEBACK);
if (ret) {
* ins->offset == number of blocks
* Any available blocks before search_start are skipped.
*/
-static int noinline find_free_extent(struct btrfs_trans_handle *trans,
+static noinline int find_free_extent(struct btrfs_trans_handle *trans,
struct btrfs_root *orig_root,
u64 num_bytes, u64 empty_size,
u64 search_start, u64 search_end,
int data)
{
int ret = 0;
- struct btrfs_root * root = orig_root->fs_info->extent_root;
+ struct btrfs_root *root = orig_root->fs_info->extent_root;
u64 total_needed = num_bytes;
u64 *last_ptr = NULL;
u64 last_wanted = 0;
*last_ptr = ins->objectid + ins->offset;
ret = 0;
} else if (!ret) {
- printk(KERN_ERR "we were searching for %Lu bytes, num_bytes %Lu,"
- " loop %d, allowed_alloc %d\n", total_needed, num_bytes,
+ printk(KERN_ERR "btrfs searching for %llu bytes, "
+ "num_bytes %llu, loop %d, allowed_alloc %d\n",
+ (unsigned long long)total_needed,
+ (unsigned long long)num_bytes,
loop, allowed_chunk_alloc);
ret = -ENOSPC;
}
struct btrfs_block_group_cache *cache;
struct list_head *l;
- printk(KERN_INFO "space_info has %Lu free, is %sfull\n",
- info->total_bytes - info->bytes_used - info->bytes_pinned -
- info->bytes_reserved, (info->full) ? "" : "not ");
+ printk(KERN_INFO "space_info has %llu free, is %sfull\n",
+ (unsigned long long)(info->total_bytes - info->bytes_used -
+ info->bytes_pinned - info->bytes_reserved),
+ (info->full) ? "" : "not ");
down_read(&info->groups_sem);
list_for_each(l, &info->block_groups) {
cache = list_entry(l, struct btrfs_block_group_cache, list);
spin_lock(&cache->lock);
- printk(KERN_INFO "block group %Lu has %Lu bytes, %Lu used "
- "%Lu pinned %Lu reserved\n",
- cache->key.objectid, cache->key.offset,
- btrfs_block_group_used(&cache->item),
- cache->pinned, cache->reserved);
+ printk(KERN_INFO "block group %llu has %llu bytes, %llu used "
+ "%llu pinned %llu reserved\n",
+ (unsigned long long)cache->key.objectid,
+ (unsigned long long)cache->key.offset,
+ (unsigned long long)btrfs_block_group_used(&cache->item),
+ (unsigned long long)cache->pinned,
+ (unsigned long long)cache->reserved);
btrfs_dump_free_space(cache, bytes);
spin_unlock(&cache->lock);
}
if (data) {
alloc_profile = info->avail_data_alloc_bits &
- info->data_alloc_profile;
+ info->data_alloc_profile;
data = BTRFS_BLOCK_GROUP_DATA | alloc_profile;
} else if (root == root->fs_info->chunk_root) {
alloc_profile = info->avail_system_alloc_bits &
- info->system_alloc_profile;
+ info->system_alloc_profile;
data = BTRFS_BLOCK_GROUP_SYSTEM | alloc_profile;
} else {
alloc_profile = info->avail_metadata_alloc_bits &
- info->metadata_alloc_profile;
+ info->metadata_alloc_profile;
data = BTRFS_BLOCK_GROUP_METADATA | alloc_profile;
}
again:
struct btrfs_space_info *sinfo;
sinfo = __find_space_info(root->fs_info, data);
- printk("allocation failed flags %Lu, wanted %Lu\n",
- data, num_bytes);
+ printk(KERN_ERR "btrfs allocation failed flags %llu, "
+ "wanted %llu\n", (unsigned long long)data,
+ (unsigned long long)num_bytes);
dump_space_info(sinfo, num_bytes);
BUG();
}
cache = btrfs_lookup_block_group(root->fs_info, start);
if (!cache) {
- printk(KERN_ERR "Unable to find block group for %Lu\n", start);
+ printk(KERN_ERR "Unable to find block group for %llu\n",
+ (unsigned long long)start);
return -ENOSPC;
}
}
update_block:
- ret = update_block_group(trans, root, ins->objectid, ins->offset, 1, 0);
+ ret = update_block_group(trans, root, ins->objectid,
+ ins->offset, 1, 0);
if (ret) {
- printk("update block group failed for %Lu %Lu\n",
- ins->objectid, ins->offset);
+ printk(KERN_ERR "btrfs update block group failed for %llu "
+ "%llu\n", (unsigned long long)ins->objectid,
+ (unsigned long long)ins->offset);
BUG();
}
out:
return 0;
}
-static int noinline cache_drop_leaf_ref(struct btrfs_trans_handle *trans,
+static noinline int cache_drop_leaf_ref(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_leaf_ref *ref)
{
return 0;
}
-static int drop_snap_lookup_refcount(struct btrfs_root *root, u64 start, u64 len,
- u32 *refs)
+static int drop_snap_lookup_refcount(struct btrfs_root *root, u64 start,
+ u64 len, u32 *refs)
{
int ret;
ret = btrfs_lookup_extent_ref(NULL, root, start, len, refs);
BUG_ON(ret);
-#if 0 // some debugging code in case we see problems here
+#if 0 /* some debugging code in case we see problems here */
/* if the refs count is one, it won't get increased again. But
* if the ref count is > 1, someone may be decreasing it at
* the same time we are.
free_extent_buffer(eb);
}
if (*refs == 1) {
- printk("block %llu went down to one during drop_snap\n",
- (unsigned long long)start);
+ printk(KERN_ERR "btrfs block %llu went down to one "
+ "during drop_snap\n", (unsigned long long)start);
}
}
* helper function for drop_snapshot, this walks down the tree dropping ref
* counts as it goes.
*/
-static int noinline walk_down_tree(struct btrfs_trans_handle *trans,
+static noinline int walk_down_tree(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_path *path, int *level)
{
/*
* walk down to the last node level and free all the leaves
*/
- while(*level >= 0) {
+ while (*level >= 0) {
WARN_ON(*level < 0);
WARN_ON(*level >= BTRFS_MAX_LEVEL);
cur = path->nodes[*level];
*level = 0;
break;
}
- if (printk_ratelimit()) {
- printk("leaf ref miss for bytenr %llu\n",
- (unsigned long long)bytenr);
- }
}
next = btrfs_find_tree_block(root, bytenr, blocksize);
if (!next || !btrfs_buffer_uptodate(next, ptr_gen)) {
* walk_down_tree. The main difference is that it checks reference
* counts while tree blocks are locked.
*/
-static int noinline walk_down_subtree(struct btrfs_trans_handle *trans,
+static noinline int walk_down_subtree(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_path *path, int *level)
{
* to find the first node higher up where we haven't yet gone through
* all the slots
*/
-static int noinline walk_up_tree(struct btrfs_trans_handle *trans,
+static noinline int walk_up_tree(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_path *path,
int *level, int max_level)
}
}
}
- while(1) {
+ while (1) {
wret = walk_down_tree(trans, root, path, &level);
if (wret > 0)
break;
return min(last, start + nr - 1);
}
-static int noinline relocate_inode_pages(struct inode *inode, u64 start,
+static noinline int relocate_inode_pages(struct inode *inode, u64 start,
u64 len)
{
u64 page_start;
return ret;
}
-static int noinline relocate_data_extent(struct inode *reloc_inode,
+static noinline int relocate_data_extent(struct inode *reloc_inode,
struct btrfs_key *extent_key,
u64 offset)
{
return 0;
}
-static int noinline __next_ref_path(struct btrfs_trans_handle *trans,
+static noinline int __next_ref_path(struct btrfs_trans_handle *trans,
struct btrfs_root *extent_root,
struct btrfs_ref_path *ref_path,
int first_time)
if (level < ref_path->lowest_level)
break;
- if (level >= 0) {
+ if (level >= 0)
bytenr = ref_path->nodes[level];
- } else {
+ else
bytenr = ref_path->extent_start;
- }
BUG_ON(bytenr == 0);
parent = ref_path->nodes[level + 1];
level = ref_path->current_level;
while (level < BTRFS_MAX_LEVEL - 1) {
u64 ref_objectid;
- if (level >= 0) {
+
+ if (level >= 0)
bytenr = ref_path->nodes[level];
- } else {
+ else
bytenr = ref_path->extent_start;
- }
+
BUG_ON(bytenr == 0);
key.objectid = bytenr;
return __next_ref_path(trans, extent_root, ref_path, 0);
}
-static int noinline get_new_locations(struct inode *reloc_inode,
+static noinline int get_new_locations(struct inode *reloc_inode,
struct btrfs_key *extent_key,
u64 offset, int no_fragment,
struct disk_extent **extents,
return ret;
}
-static int noinline replace_one_extent(struct btrfs_trans_handle *trans,
+static noinline int replace_one_extent(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_path *path,
struct btrfs_key *extent_key,
return 0;
}
-static int noinline invalidate_extent_cache(struct btrfs_root *root,
+static noinline int invalidate_extent_cache(struct btrfs_root *root,
struct extent_buffer *leaf,
struct btrfs_block_group_cache *group,
struct btrfs_root *target_root)
return 0;
}
-static int noinline replace_extents_in_leaf(struct btrfs_trans_handle *trans,
+static noinline int replace_extents_in_leaf(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct extent_buffer *leaf,
struct btrfs_block_group_cache *group,
return 0;
}
-static int noinline init_reloc_tree(struct btrfs_trans_handle *trans,
+static noinline int init_reloc_tree(struct btrfs_trans_handle *trans,
struct btrfs_root *root)
{
struct btrfs_root *reloc_root;
* tree blocks are shared between reloc trees, so they are also shared
* between subvols.
*/
-static int noinline relocate_one_path(struct btrfs_trans_handle *trans,
+static noinline int relocate_one_path(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_path *path,
struct btrfs_key *first_key,
return 0;
}
-static int noinline relocate_tree_block(struct btrfs_trans_handle *trans,
+static noinline int relocate_tree_block(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_path *path,
struct btrfs_key *first_key,
return 0;
}
-static int noinline del_extent_zero(struct btrfs_trans_handle *trans,
+static noinline int del_extent_zero(struct btrfs_trans_handle *trans,
struct btrfs_root *extent_root,
struct btrfs_path *path,
struct btrfs_key *extent_key)
return ret;
}
-static struct btrfs_root noinline *read_ref_root(struct btrfs_fs_info *fs_info,
+static noinline struct btrfs_root *read_ref_root(struct btrfs_fs_info *fs_info,
struct btrfs_ref_path *ref_path)
{
struct btrfs_key root_key;
return btrfs_read_fs_root_no_name(fs_info, &root_key);
}
-static int noinline relocate_one_extent(struct btrfs_root *extent_root,
+static noinline int relocate_one_extent(struct btrfs_root *extent_root,
struct btrfs_path *path,
struct btrfs_key *extent_key,
struct btrfs_block_group_cache *group,
ref_path = kmalloc(sizeof(*ref_path), GFP_NOFS);
if (!ref_path) {
- ret = -ENOMEM;
- goto out;
+ ret = -ENOMEM;
+ goto out;
}
for (loops = 0; ; loops++) {
return ret;
}
-static struct inode noinline *create_reloc_inode(struct btrfs_fs_info *fs_info,
+static noinline struct inode *create_reloc_inode(struct btrfs_fs_info *fs_info,
struct btrfs_block_group_cache *group)
{
struct inode *inode = NULL;
BUG_ON(ordered->file_offset != file_pos || ordered->len != len);
disk_bytenr = file_pos + BTRFS_I(inode)->index_cnt;
- ret = btrfs_lookup_csums_range(root, disk_bytenr,
+ ret = btrfs_lookup_csums_range(root->fs_info->csum_root, disk_bytenr,
disk_bytenr + len - 1, &list);
while (!list_empty(&list)) {
block_group = btrfs_lookup_block_group(info, group_start);
BUG_ON(!block_group);
- printk("btrfs relocating block group %llu flags %llu\n",
+ printk(KERN_INFO "btrfs relocating block group %llu flags %llu\n",
(unsigned long long)block_group->key.objectid,
(unsigned long long)block_group->flags);
btrfs_remove_leaf_refs(info->tree_root, (u64)-1, 1);
mutex_unlock(&root->fs_info->cleaner_mutex);
- while(1) {
+ while (1) {
ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);
if (ret < 0)
goto out;
}
if (total_found > 0) {
- printk("btrfs found %llu extents in pass %d\n",
+ printk(KERN_INFO "btrfs found %llu extents in pass %d\n",
(unsigned long long)total_found, pass);
pass++;
if (total_found == skipped && pass > 2) {
if (ret < 0)
goto out;
- while(1) {
+ while (1) {
slot = path->slots[0];
leaf = path->nodes[0];
if (slot >= btrfs_header_nritems(leaf)) {
if (!path)
return -ENOMEM;
- while(1) {
+ while (1) {
ret = find_first_block_group(root, path, &key);
if (ret > 0) {
ret = 0;
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff