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Diffstat (limited to 'fs/btrfs/inode.c')
-rw-r--r--fs/btrfs/inode.c186
1 files changed, 95 insertions, 91 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 677762e0dcab..5fa8aeb23e94 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -874,7 +874,7 @@ retry:
return;
out_free_reserve:
btrfs_dec_block_group_reservations(fs_info, ins.objectid);
- btrfs_free_reserved_extent(root, ins.objectid, ins.offset, 1);
+ btrfs_free_reserved_extent(fs_info, ins.objectid, ins.offset, 1);
out_free:
extent_clear_unlock_delalloc(inode, async_extent->start,
async_extent->start +
@@ -1088,7 +1088,7 @@ out_drop_extent_cache:
btrfs_drop_extent_cache(inode, start, start + ram_size - 1, 0);
out_reserve:
btrfs_dec_block_group_reservations(fs_info, ins.objectid);
- btrfs_free_reserved_extent(root, ins.objectid, ins.offset, 1);
+ btrfs_free_reserved_extent(fs_info, ins.objectid, ins.offset, 1);
out_unlock:
extent_clear_unlock_delalloc(inode, start, end, delalloc_end,
locked_page,
@@ -1216,10 +1216,9 @@ static int cow_file_range_async(struct inode *inode, struct page *locked_page,
return 0;
}
-static noinline int csum_exist_in_range(struct btrfs_root *root,
+static noinline int csum_exist_in_range(struct btrfs_fs_info *fs_info,
u64 bytenr, u64 num_bytes)
{
- struct btrfs_fs_info *fs_info = root->fs_info;
int ret;
struct btrfs_ordered_sum *sums;
LIST_HEAD(list);
@@ -1381,7 +1380,7 @@ next_slot:
goto out_check;
if (extent_type == BTRFS_FILE_EXTENT_REG && !force)
goto out_check;
- if (btrfs_extent_readonly(root, disk_bytenr))
+ if (btrfs_extent_readonly(fs_info, disk_bytenr))
goto out_check;
if (btrfs_cross_ref_exist(trans, root, ino,
found_key.offset -
@@ -1404,7 +1403,8 @@ next_slot:
* this ensure that csum for a given extent are
* either valid or do not exist.
*/
- if (csum_exist_in_range(root, disk_bytenr, num_bytes))
+ if (csum_exist_in_range(fs_info, disk_bytenr,
+ num_bytes))
goto out_check;
if (!btrfs_inc_nocow_writers(fs_info, disk_bytenr))
goto out_check;
@@ -1899,10 +1899,9 @@ static int __btrfs_submit_bio_start(struct inode *inode, struct bio *bio,
int mirror_num, unsigned long bio_flags,
u64 bio_offset)
{
- struct btrfs_root *root = BTRFS_I(inode)->root;
int ret = 0;
- ret = btrfs_csum_one_bio(root, inode, bio, 0, 0);
+ ret = btrfs_csum_one_bio(inode, bio, 0, 0);
BUG_ON(ret); /* -ENOMEM */
return 0;
}
@@ -1919,10 +1918,10 @@ static int __btrfs_submit_bio_done(struct inode *inode, struct bio *bio,
int mirror_num, unsigned long bio_flags,
u64 bio_offset)
{
- struct btrfs_root *root = BTRFS_I(inode)->root;
+ struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
int ret;
- ret = btrfs_map_bio(root, bio, mirror_num, 1);
+ ret = btrfs_map_bio(fs_info, bio, mirror_num, 1);
if (ret) {
bio->bi_error = ret;
bio_endio(bio);
@@ -1961,7 +1960,7 @@ static int btrfs_submit_bio_hook(struct inode *inode, struct bio *bio,
bio_flags);
goto out;
} else if (!skip_sum) {
- ret = btrfs_lookup_bio_sums(root, inode, bio, NULL);
+ ret = btrfs_lookup_bio_sums(inode, bio, NULL);
if (ret)
goto out;
}
@@ -1977,13 +1976,13 @@ static int btrfs_submit_bio_hook(struct inode *inode, struct bio *bio,
__btrfs_submit_bio_done);
goto out;
} else if (!skip_sum) {
- ret = btrfs_csum_one_bio(root, inode, bio, 0, 0);
+ ret = btrfs_csum_one_bio(inode, bio, 0, 0);
if (ret)
goto out;
}
mapit:
- ret = btrfs_map_bio(root, bio, mirror_num, 0);
+ ret = btrfs_map_bio(fs_info, bio, mirror_num, 0);
out:
if (ret < 0) {
@@ -2194,10 +2193,9 @@ static int insert_reserved_file_extent(struct btrfs_trans_handle *trans,
ins.objectid = disk_bytenr;
ins.offset = disk_num_bytes;
ins.type = BTRFS_EXTENT_ITEM_KEY;
- ret = btrfs_alloc_reserved_file_extent(trans, root,
- root->root_key.objectid,
- btrfs_ino(inode), file_pos,
- ram_bytes, &ins);
+ ret = btrfs_alloc_reserved_file_extent(trans, root->root_key.objectid,
+ btrfs_ino(inode), file_pos,
+ ram_bytes, &ins);
/*
* Release the reserved range from inode dirty range map, as it is
* already moved into delayed_ref_head
@@ -2654,7 +2652,7 @@ again:
inode_add_bytes(inode, len);
btrfs_release_path(path);
- ret = btrfs_inc_extent_ref(trans, root, new->bytenr,
+ ret = btrfs_inc_extent_ref(trans, fs_info, new->bytenr,
new->disk_len, 0,
backref->root_id, backref->inum,
new->file_pos); /* start - extent_offset */
@@ -2855,10 +2853,9 @@ out_kfree:
return NULL;
}
-static void btrfs_release_delalloc_bytes(struct btrfs_root *root,
+static void btrfs_release_delalloc_bytes(struct btrfs_fs_info *fs_info,
u64 start, u64 len)
{
- struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_block_group_cache *cache;
cache = btrfs_lookup_block_group(fs_info, start);
@@ -2984,7 +2981,7 @@ static int btrfs_finish_ordered_io(struct btrfs_ordered_extent *ordered_extent)
compress_type, 0, 0,
BTRFS_FILE_EXTENT_REG);
if (!ret)
- btrfs_release_delalloc_bytes(root,
+ btrfs_release_delalloc_bytes(fs_info,
ordered_extent->start,
ordered_extent->disk_len);
}
@@ -3038,7 +3035,8 @@ out:
if ((ret || !logical_len) &&
!test_bit(BTRFS_ORDERED_NOCOW, &ordered_extent->flags) &&
!test_bit(BTRFS_ORDERED_PREALLOC, &ordered_extent->flags))
- btrfs_free_reserved_extent(root, ordered_extent->start,
+ btrfs_free_reserved_extent(fs_info,
+ ordered_extent->start,
ordered_extent->disk_len, 1);
}
@@ -3187,9 +3185,8 @@ void btrfs_add_delayed_iput(struct inode *inode)
spin_unlock(&fs_info->delayed_iput_lock);
}
-void btrfs_run_delayed_iputs(struct btrfs_root *root)
+void btrfs_run_delayed_iputs(struct btrfs_fs_info *fs_info)
{
- struct btrfs_fs_info *fs_info = root->fs_info;
spin_lock(&fs_info->delayed_iput_lock);
while (!list_empty(&fs_info->delayed_iputs)) {
@@ -3255,7 +3252,7 @@ void btrfs_orphan_commit_root(struct btrfs_trans_handle *trans,
if (block_rsv) {
WARN_ON(block_rsv->size > 0);
- btrfs_free_block_rsv(root, block_rsv);
+ btrfs_free_block_rsv(fs_info, block_rsv);
}
}
@@ -3276,7 +3273,8 @@ int btrfs_orphan_add(struct btrfs_trans_handle *trans, struct inode *inode)
int ret;
if (!root->orphan_block_rsv) {
- block_rsv = btrfs_alloc_block_rsv(root, BTRFS_BLOCK_RSV_TEMP);
+ block_rsv = btrfs_alloc_block_rsv(fs_info,
+ BTRFS_BLOCK_RSV_TEMP);
if (!block_rsv)
return -ENOMEM;
}
@@ -3285,7 +3283,7 @@ int btrfs_orphan_add(struct btrfs_trans_handle *trans, struct inode *inode)
if (!root->orphan_block_rsv) {
root->orphan_block_rsv = block_rsv;
} else if (block_rsv) {
- btrfs_free_block_rsv(root, block_rsv);
+ btrfs_free_block_rsv(fs_info, block_rsv);
block_rsv = NULL;
}
@@ -3575,7 +3573,7 @@ int btrfs_orphan_cleanup(struct btrfs_root *root)
root->orphan_cleanup_state = ORPHAN_CLEANUP_DONE;
if (root->orphan_block_rsv)
- btrfs_block_rsv_release(root, root->orphan_block_rsv,
+ btrfs_block_rsv_release(fs_info, root->orphan_block_rsv,
(u64)-1);
if (root->orphan_block_rsv ||
@@ -4063,7 +4061,7 @@ static int __btrfs_unlink_inode(struct btrfs_trans_handle *trans,
goto err;
}
skip_backref:
- ret = btrfs_delete_delayed_dir_index(trans, root, dir, index);
+ ret = btrfs_delete_delayed_dir_index(trans, fs_info, dir, index);
if (ret) {
btrfs_abort_transaction(trans, ret);
goto err;
@@ -4159,7 +4157,7 @@ static int btrfs_unlink(struct inode *dir, struct dentry *dentry)
out:
btrfs_end_transaction(trans, root);
- btrfs_btree_balance_dirty(root);
+ btrfs_btree_balance_dirty(root->fs_info);
return ret;
}
@@ -4227,7 +4225,7 @@ int btrfs_unlink_subvol(struct btrfs_trans_handle *trans,
}
btrfs_release_path(path);
- ret = btrfs_delete_delayed_dir_index(trans, root, dir, index);
+ ret = btrfs_delete_delayed_dir_index(trans, fs_info, dir, index);
if (ret) {
btrfs_abort_transaction(trans, ret);
goto out;
@@ -4296,7 +4294,7 @@ static int btrfs_rmdir(struct inode *dir, struct dentry *dentry)
}
out:
btrfs_end_transaction(trans, root);
- btrfs_btree_balance_dirty(root);
+ btrfs_btree_balance_dirty(root->fs_info);
return err;
}
@@ -4312,7 +4310,7 @@ static int truncate_space_check(struct btrfs_trans_handle *trans,
* This is only used to apply pressure to the enospc system, we don't
* intend to use this reservation at all.
*/
- bytes_deleted = btrfs_csum_bytes_to_leaves(root, bytes_deleted);
+ bytes_deleted = btrfs_csum_bytes_to_leaves(fs_info, bytes_deleted);
bytes_deleted *= fs_info->nodesize;
ret = btrfs_block_rsv_add(root, &fs_info->trans_block_rsv,
bytes_deleted, BTRFS_RESERVE_NO_FLUSH);
@@ -4360,7 +4358,7 @@ static int truncate_inline_extent(struct inode *inode,
btrfs_set_file_extent_ram_bytes(leaf, fi, size);
size = btrfs_file_extent_calc_inline_size(size);
- btrfs_truncate_item(root, path, size, 1);
+ btrfs_truncate_item(root->fs_info, path, size, 1);
if (test_bit(BTRFS_ROOT_REF_COWS, &root->state))
inode_sub_bytes(inode, item_end + 1 - new_size);
@@ -4622,13 +4620,13 @@ delete:
root == fs_info->tree_root)) {
btrfs_set_path_blocking(path);
bytes_deleted += extent_num_bytes;
- ret = btrfs_free_extent(trans, root, extent_start,
+ ret = btrfs_free_extent(trans, fs_info, extent_start,
extent_num_bytes, 0,
btrfs_header_owner(leaf),
ino, extent_offset);
BUG_ON(ret);
- if (btrfs_should_throttle_delayed_refs(trans, root))
- btrfs_async_run_delayed_refs(root,
+ if (btrfs_should_throttle_delayed_refs(trans, fs_info))
+ btrfs_async_run_delayed_refs(fs_info,
trans->delayed_ref_updates * 2,
trans->transid, 0);
if (be_nice) {
@@ -4637,9 +4635,8 @@ delete:
should_end = 1;
}
if (btrfs_should_throttle_delayed_refs(trans,
- root)) {
+ fs_info))
should_throttle = 1;
- }
}
}
@@ -4664,7 +4661,9 @@ delete:
unsigned long updates = trans->delayed_ref_updates;
if (updates) {
trans->delayed_ref_updates = 0;
- ret = btrfs_run_delayed_refs(trans, root, updates * 2);
+ ret = btrfs_run_delayed_refs(trans,
+ fs_info,
+ updates * 2);
if (ret && !err)
err = ret;
}
@@ -4699,7 +4698,8 @@ error:
unsigned long updates = trans->delayed_ref_updates;
if (updates) {
trans->delayed_ref_updates = 0;
- ret = btrfs_run_delayed_refs(trans, root, updates * 2);
+ ret = btrfs_run_delayed_refs(trans, fs_info,
+ updates * 2);
if (ret && !err)
err = ret;
}
@@ -5280,7 +5280,7 @@ void btrfs_evict_inode(struct inode *inode)
goto no_delete;
}
- rsv = btrfs_alloc_block_rsv(root, BTRFS_BLOCK_RSV_TEMP);
+ rsv = btrfs_alloc_block_rsv(fs_info, BTRFS_BLOCK_RSV_TEMP);
if (!rsv) {
btrfs_orphan_del(NULL, inode);
goto no_delete;
@@ -5325,14 +5325,14 @@ void btrfs_evict_inode(struct inode *inode)
"Could not get space for a delete, will truncate on mount %d",
ret);
btrfs_orphan_del(NULL, inode);
- btrfs_free_block_rsv(root, rsv);
+ btrfs_free_block_rsv(fs_info, rsv);
goto no_delete;
}
trans = btrfs_join_transaction(root);
if (IS_ERR(trans)) {
btrfs_orphan_del(NULL, inode);
- btrfs_free_block_rsv(root, rsv);
+ btrfs_free_block_rsv(fs_info, rsv);
goto no_delete;
}
@@ -5342,7 +5342,7 @@ void btrfs_evict_inode(struct inode *inode)
* again.
*/
if (steal_from_global) {
- if (!btrfs_check_space_for_delayed_refs(trans, root))
+ if (!btrfs_check_space_for_delayed_refs(trans, fs_info))
ret = btrfs_block_rsv_migrate(global_rsv, rsv,
min_size, 0);
else
@@ -5358,7 +5358,7 @@ void btrfs_evict_inode(struct inode *inode)
ret = btrfs_commit_transaction(trans, root);
if (ret) {
btrfs_orphan_del(NULL, inode);
- btrfs_free_block_rsv(root, rsv);
+ btrfs_free_block_rsv(fs_info, rsv);
goto no_delete;
}
continue;
@@ -5375,10 +5375,10 @@ void btrfs_evict_inode(struct inode *inode)
trans->block_rsv = &fs_info->trans_block_rsv;
btrfs_end_transaction(trans, root);
trans = NULL;
- btrfs_btree_balance_dirty(root);
+ btrfs_btree_balance_dirty(fs_info);
}
- btrfs_free_block_rsv(root, rsv);
+ btrfs_free_block_rsv(fs_info, rsv);
/*
* Errors here aren't a big deal, it just means we leave orphan items
@@ -5397,7 +5397,7 @@ void btrfs_evict_inode(struct inode *inode)
btrfs_return_ino(root, btrfs_ino(inode));
btrfs_end_transaction(trans, root);
- btrfs_btree_balance_dirty(root);
+ btrfs_btree_balance_dirty(fs_info);
no_delete:
btrfs_remove_delayed_node(inode);
clear_inode(inode);
@@ -5443,13 +5443,12 @@ out_err:
* needs to be changed to reflect the root directory of the tree root. This
* is kind of like crossing a mount point.
*/
-static int fixup_tree_root_location(struct btrfs_root *root,
+static int fixup_tree_root_location(struct btrfs_fs_info *fs_info,
struct inode *dir,
struct dentry *dentry,
struct btrfs_key *location,
struct btrfs_root **sub_root)
{
- struct btrfs_fs_info *fs_info = btrfs_sb(dir->i_sb);
struct btrfs_path *path;
struct btrfs_root *new_root;
struct btrfs_root_ref *ref;
@@ -5749,7 +5748,7 @@ struct inode *btrfs_lookup_dentry(struct inode *dir, struct dentry *dentry)
BUG_ON(location.type != BTRFS_ROOT_ITEM_KEY);
index = srcu_read_lock(&fs_info->subvol_srcu);
- ret = fixup_tree_root_location(root, dir, dentry,
+ ret = fixup_tree_root_location(fs_info, dir, dentry,
&location, &sub_root);
if (ret < 0) {
if (ret != -ENOENT)
@@ -5822,6 +5821,7 @@ unsigned char btrfs_filetype_table[] = {
static int btrfs_real_readdir(struct file *file, struct dir_context *ctx)
{
struct inode *inode = file_inode(file);
+ struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_root *root = BTRFS_I(inode)->root;
struct btrfs_item *item;
struct btrfs_dir_item *di;
@@ -5889,7 +5889,7 @@ static int btrfs_real_readdir(struct file *file, struct dir_context *ctx)
ctx->pos = found_key.offset;
di = btrfs_item_ptr(leaf, slot, struct btrfs_dir_item);
- if (verify_dir_item(root, leaf, di))
+ if (verify_dir_item(fs_info, leaf, di))
goto next;
name_len = btrfs_dir_name_len(leaf, di);
@@ -5988,6 +5988,7 @@ int btrfs_write_inode(struct inode *inode, struct writeback_control *wbc)
*/
static int btrfs_dirty_inode(struct inode *inode)
{
+ struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_root *root = BTRFS_I(inode)->root;
struct btrfs_trans_handle *trans;
int ret;
@@ -6011,7 +6012,7 @@ static int btrfs_dirty_inode(struct inode *inode)
}
btrfs_end_transaction(trans, root);
if (BTRFS_I(inode)->delayed_node)
- btrfs_balance_delayed_items(root);
+ btrfs_balance_delayed_items(fs_info);
return ret;
}
@@ -6394,6 +6395,7 @@ static int btrfs_add_nondir(struct btrfs_trans_handle *trans,
static int btrfs_mknod(struct inode *dir, struct dentry *dentry,
umode_t mode, dev_t rdev)
{
+ struct btrfs_fs_info *fs_info = btrfs_sb(dir->i_sb);
struct btrfs_trans_handle *trans;
struct btrfs_root *root = BTRFS_I(dir)->root;
struct inode *inode = NULL;
@@ -6447,8 +6449,8 @@ static int btrfs_mknod(struct inode *dir, struct dentry *dentry,
out_unlock:
btrfs_end_transaction(trans, root);
- btrfs_balance_delayed_items(root);
- btrfs_btree_balance_dirty(root);
+ btrfs_balance_delayed_items(fs_info);
+ btrfs_btree_balance_dirty(fs_info);
if (drop_inode) {
inode_dec_link_count(inode);
iput(inode);
@@ -6465,6 +6467,7 @@ out_unlock_inode:
static int btrfs_create(struct inode *dir, struct dentry *dentry,
umode_t mode, bool excl)
{
+ struct btrfs_fs_info *fs_info = btrfs_sb(dir->i_sb);
struct btrfs_trans_handle *trans;
struct btrfs_root *root = BTRFS_I(dir)->root;
struct inode *inode = NULL;
@@ -6526,8 +6529,8 @@ out_unlock:
inode_dec_link_count(inode);
iput(inode);
}
- btrfs_balance_delayed_items(root);
- btrfs_btree_balance_dirty(root);
+ btrfs_balance_delayed_items(fs_info);
+ btrfs_btree_balance_dirty(fs_info);
return err;
out_unlock_inode:
@@ -6542,6 +6545,7 @@ static int btrfs_link(struct dentry *old_dentry, struct inode *dir,
struct btrfs_trans_handle *trans = NULL;
struct btrfs_root *root = BTRFS_I(dir)->root;
struct inode *inode = d_inode(old_dentry);
+ struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
u64 index;
int err;
int drop_inode = 0;
@@ -6599,7 +6603,7 @@ static int btrfs_link(struct dentry *old_dentry, struct inode *dir,
btrfs_log_new_name(trans, inode, NULL, parent);
}
- btrfs_balance_delayed_items(root);
+ btrfs_balance_delayed_items(fs_info);
fail:
if (trans)
btrfs_end_transaction(trans, root);
@@ -6607,12 +6611,13 @@ fail:
inode_dec_link_count(inode);
iput(inode);
}
- btrfs_btree_balance_dirty(root);
+ btrfs_btree_balance_dirty(fs_info);
return err;
}
static int btrfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
{
+ struct btrfs_fs_info *fs_info = btrfs_sb(dir->i_sb);
struct inode *inode = NULL;
struct btrfs_trans_handle *trans;
struct btrfs_root *root = BTRFS_I(dir)->root;
@@ -6675,8 +6680,8 @@ out_fail:
inode_dec_link_count(inode);
iput(inode);
}
- btrfs_balance_delayed_items(root);
- btrfs_btree_balance_dirty(root);
+ btrfs_balance_delayed_items(fs_info);
+ btrfs_btree_balance_dirty(fs_info);
return err;
out_fail_inode:
@@ -7255,7 +7260,8 @@ static struct extent_map *btrfs_new_extent_direct(struct inode *inode,
ins.offset, 0);
btrfs_dec_block_group_reservations(fs_info, ins.objectid);
if (IS_ERR(em))
- btrfs_free_reserved_extent(root, ins.objectid, ins.offset, 1);
+ btrfs_free_reserved_extent(fs_info, ins.objectid,
+ ins.offset, 1);
return em;
}
@@ -7268,6 +7274,7 @@ noinline int can_nocow_extent(struct inode *inode, u64 offset, u64 *len,
u64 *orig_start, u64 *orig_block_len,
u64 *ram_bytes)
{
+ struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_trans_handle *trans;
struct btrfs_path *path;
int ret;
@@ -7348,7 +7355,7 @@ noinline int can_nocow_extent(struct inode *inode, u64 offset, u64 *len,
*ram_bytes = btrfs_file_extent_ram_bytes(leaf, fi);
}
- if (btrfs_extent_readonly(root, disk_bytenr))
+ if (btrfs_extent_readonly(fs_info, disk_bytenr))
goto out;
num_bytes = min(offset + *len, extent_end) - offset;
@@ -7393,8 +7400,8 @@ noinline int can_nocow_extent(struct inode *inode, u64 offset, u64 *len,
*/
disk_bytenr += backref_offset;
disk_bytenr += offset - key.offset;
- if (csum_exist_in_range(root, disk_bytenr, num_bytes))
- goto out;
+ if (csum_exist_in_range(fs_info, disk_bytenr, num_bytes))
+ goto out;
/*
* all of the above have passed, it is safe to overwrite this extent
* without cow
@@ -7832,19 +7839,18 @@ err:
static inline int submit_dio_repair_bio(struct inode *inode, struct bio *bio,
int mirror_num)
{
- struct btrfs_root *root = BTRFS_I(inode)->root;
+ struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
int ret;
BUG_ON(bio_op(bio) == REQ_OP_WRITE);
bio_get(bio);
- ret = btrfs_bio_wq_end_io(root->fs_info, bio,
- BTRFS_WQ_ENDIO_DIO_REPAIR);
+ ret = btrfs_bio_wq_end_io(fs_info, bio, BTRFS_WQ_ENDIO_DIO_REPAIR);
if (ret)
goto err;
- ret = btrfs_map_bio(root, bio, mirror_num, 0);
+ ret = btrfs_map_bio(fs_info, bio, mirror_num, 0);
err:
bio_put(bio);
return ret;
@@ -8225,8 +8231,7 @@ static int __btrfs_submit_bio_start_direct_io(struct inode *inode,
unsigned long bio_flags, u64 offset)
{
int ret;
- struct btrfs_root *root = BTRFS_I(inode)->root;
- ret = btrfs_csum_one_bio(root, inode, bio, offset, 1);
+ ret = btrfs_csum_one_bio(inode, bio, offset, 1);
BUG_ON(ret); /* -ENOMEM */
return 0;
}
@@ -8280,8 +8285,7 @@ static struct bio *btrfs_dio_bio_alloc(struct block_device *bdev,
return bio;
}
-static inline int btrfs_lookup_and_bind_dio_csum(struct btrfs_root *root,
- struct inode *inode,
+static inline int btrfs_lookup_and_bind_dio_csum(struct inode *inode,
struct btrfs_dio_private *dip,
struct bio *bio,
u64 file_offset)
@@ -8296,7 +8300,7 @@ static inline int btrfs_lookup_and_bind_dio_csum(struct btrfs_root *root,
* contention.
*/
if (dip->logical_offset == file_offset) {
- ret = btrfs_lookup_bio_sums_dio(root, inode, dip->orig_bio,
+ ret = btrfs_lookup_bio_sums_dio(inode, dip->orig_bio,
file_offset);
if (ret)
return ret;
@@ -8319,7 +8323,6 @@ static inline int __btrfs_submit_dio_bio(struct bio *bio, struct inode *inode,
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_dio_private *dip = bio->bi_private;
bool write = bio_op(bio) == REQ_OP_WRITE;
- struct btrfs_root *root = BTRFS_I(inode)->root;
int ret;
if (async_submit)
@@ -8347,17 +8350,17 @@ static inline int __btrfs_submit_dio_bio(struct bio *bio, struct inode *inode,
* If we aren't doing async submit, calculate the csum of the
* bio now.
*/
- ret = btrfs_csum_one_bio(root, inode, bio, file_offset, 1);
+ ret = btrfs_csum_one_bio(inode, bio, file_offset, 1);
if (ret)
goto err;
} else {
- ret = btrfs_lookup_and_bind_dio_csum(root, inode, dip, bio,
+ ret = btrfs_lookup_and_bind_dio_csum(inode, dip, bio,
file_offset);
if (ret)
goto err;
}
map:
- ret = btrfs_map_bio(root, bio, 0, async_submit);
+ ret = btrfs_map_bio(fs_info, bio, 0, async_submit);
err:
bio_put(bio);
return ret;
@@ -8595,10 +8598,10 @@ free_ordered:
kfree(dip);
}
-static ssize_t check_direct_IO(struct btrfs_root *root, struct kiocb *iocb,
- const struct iov_iter *iter, loff_t offset)
+static ssize_t check_direct_IO(struct btrfs_fs_info *fs_info,
+ struct kiocb *iocb,
+ const struct iov_iter *iter, loff_t offset)
{
- struct btrfs_fs_info *fs_info = root->fs_info;
int seg;
int i;
unsigned int blocksize_mask = fs_info->sectorsize - 1;
@@ -8642,7 +8645,7 @@ static ssize_t btrfs_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
bool relock = false;
ssize_t ret;
- if (check_direct_IO(BTRFS_I(inode)->root, iocb, iter, offset))
+ if (check_direct_IO(fs_info, iocb, iter, offset))
return 0;
inode_dio_begin(inode);
@@ -9150,7 +9153,7 @@ static int btrfs_truncate(struct inode *inode)
* 3) fs_info->trans_block_rsv - this will have 1 items worth left for
* updating the inode.
*/
- rsv = btrfs_alloc_block_rsv(root, BTRFS_BLOCK_RSV_TEMP);
+ rsv = btrfs_alloc_block_rsv(fs_info, BTRFS_BLOCK_RSV_TEMP);
if (!rsv)
return -ENOMEM;
rsv->size = min_size;
@@ -9198,7 +9201,7 @@ static int btrfs_truncate(struct inode *inode)
}
btrfs_end_transaction(trans, root);
- btrfs_btree_balance_dirty(root);
+ btrfs_btree_balance_dirty(fs_info);
trans = btrfs_start_transaction(root, 2);
if (IS_ERR(trans)) {
@@ -9227,10 +9230,10 @@ static int btrfs_truncate(struct inode *inode)
err = ret;
ret = btrfs_end_transaction(trans, root);
- btrfs_btree_balance_dirty(root);
+ btrfs_btree_balance_dirty(fs_info);
}
out:
- btrfs_free_block_rsv(root, rsv);
+ btrfs_free_block_rsv(fs_info, rsv);
if (ret && !err)
err = ret;
@@ -10302,7 +10305,7 @@ out_unlock:
inode_dec_link_count(inode);
iput(inode);
}
- btrfs_btree_balance_dirty(root);
+ btrfs_btree_balance_dirty(fs_info);
return err;
out_unlock_inode:
@@ -10365,7 +10368,7 @@ static int __btrfs_prealloc_file_range(struct inode *inode, int mode,
ins.offset, 0, 0, 0,
BTRFS_FILE_EXTENT_PREALLOC);
if (ret) {
- btrfs_free_reserved_extent(root, ins.objectid,
+ btrfs_free_reserved_extent(fs_info, ins.objectid,
ins.offset, 0);
btrfs_abort_transaction(trans, ret);
if (own_trans)
@@ -10482,6 +10485,7 @@ static int btrfs_permission(struct inode *inode, int mask)
static int btrfs_tmpfile(struct inode *dir, struct dentry *dentry, umode_t mode)
{
+ struct btrfs_fs_info *fs_info = btrfs_sb(dir->i_sb);
struct btrfs_trans_handle *trans;
struct btrfs_root *root = BTRFS_I(dir)->root;
struct inode *inode = NULL;
@@ -10541,8 +10545,8 @@ out:
btrfs_end_transaction(trans, root);
if (ret)
iput(inode);
- btrfs_balance_delayed_items(root);
- btrfs_btree_balance_dirty(root);
+ btrfs_balance_delayed_items(fs_info);
+ btrfs_btree_balance_dirty(fs_info);
return ret;
out_inode:
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 18:09:33 +0000