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Code Issues Releases Wiki Activity

btrfs: pass btrfs_inode to btrfs_truncate

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The function is for internal interfaces so we should use the
btrfs_inode.

Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2022-10-27 02:41:32 +02:00
parent bb41632ea7
commit d9dcae67b7
1 changed files with 20 additions and 21 deletions
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41
fs/btrfs/inode.c
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@ -124,7 +124,7 @@ static const struct file_operations btrfs_dir_file_operations;
static struct kmem_cache *btrfs_inode_cachep; static struct kmem_cache *btrfs_inode_cachep;
static int btrfs_setsize(struct inode *inode, struct iattr *attr); static int btrfs_setsize(struct inode *inode, struct iattr *attr);
static int btrfs_truncate(struct inode *inode, bool skip_writeback); static int btrfs_truncate(struct btrfs_inode *inode, bool skip_writeback);
static noinline int cow_file_range(struct btrfs_inode *inode, static noinline int cow_file_range(struct btrfs_inode *inode,
struct page *locked_page, struct page *locked_page,
u64 start, u64 end, int *page_started, u64 start, u64 end, int *page_started,
@ -5270,7 +5270,7 @@ static int btrfs_setsize(struct inode *inode, struct iattr *attr)
inode_dio_wait(inode); inode_dio_wait(inode);
ret = btrfs_truncate(inode, newsize == oldsize); ret = btrfs_truncate(BTRFS_I(inode), newsize == oldsize);
if (ret && inode->i_nlink) { if (ret && inode->i_nlink) {
int err; int err;
@ -8632,16 +8632,16 @@ vm_fault_t btrfs_page_mkwrite(struct vm_fault *vmf)
return ret; return ret;
} }
static int btrfs_truncate(struct inode *inode, bool skip_writeback) static int btrfs_truncate(struct btrfs_inode *inode, bool skip_writeback)
{ {
struct btrfs_truncate_control control = { struct btrfs_truncate_control control = {
.inode = BTRFS_I(inode), .inode = inode,
.ino = btrfs_ino(BTRFS_I(inode)), .ino = btrfs_ino(inode),
.min_type = BTRFS_EXTENT_DATA_KEY, .min_type = BTRFS_EXTENT_DATA_KEY,
.clear_extent_range = true, .clear_extent_range = true,
}; };
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb); struct btrfs_root *root = inode->root;
struct btrfs_root *root = BTRFS_I(inode)->root; struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_block_rsv *rsv; struct btrfs_block_rsv *rsv;
int ret; int ret;
struct btrfs_trans_handle *trans; struct btrfs_trans_handle *trans;
@ -8649,7 +8649,8 @@ static int btrfs_truncate(struct inode *inode, bool skip_writeback)
u64 min_size = btrfs_calc_metadata_size(fs_info, 1); u64 min_size = btrfs_calc_metadata_size(fs_info, 1);
if (!skip_writeback) { if (!skip_writeback) {
ret = btrfs_wait_ordered_range(inode, inode->i_size & (~mask), ret = btrfs_wait_ordered_range(&inode->vfs_inode,
inode->vfs_inode.i_size & (~mask),
(u64)-1); (u64)-1);
if (ret) if (ret)
return ret; return ret;
@ -8708,34 +8709,32 @@ static int btrfs_truncate(struct inode *inode, bool skip_writeback)
while (1) { while (1) {
struct extent_state *cached_state = NULL; struct extent_state *cached_state = NULL;
const u64 new_size = inode->i_size; const u64 new_size = inode->vfs_inode.i_size;
const u64 lock_start = ALIGN_DOWN(new_size, fs_info->sectorsize); const u64 lock_start = ALIGN_DOWN(new_size, fs_info->sectorsize);
control.new_size = new_size; control.new_size = new_size;
lock_extent(&BTRFS_I(inode)->io_tree, lock_start, (u64)-1, lock_extent(&inode->io_tree, lock_start, (u64)-1, &cached_state);
&cached_state);
/* /*
* We want to drop from the next block forward in case this new * We want to drop from the next block forward in case this new
* size is not block aligned since we will be keeping the last * size is not block aligned since we will be keeping the last
* block of the extent just the way it is. * block of the extent just the way it is.
*/ */
btrfs_drop_extent_map_range(BTRFS_I(inode), btrfs_drop_extent_map_range(inode,
ALIGN(new_size, fs_info->sectorsize), ALIGN(new_size, fs_info->sectorsize),
(u64)-1, false); (u64)-1, false);
ret = btrfs_truncate_inode_items(trans, root, &control); ret = btrfs_truncate_inode_items(trans, root, &control);
inode_sub_bytes(inode, control.sub_bytes); inode_sub_bytes(&inode->vfs_inode, control.sub_bytes);
btrfs_inode_safe_disk_i_size_write(BTRFS_I(inode), control.last_size); btrfs_inode_safe_disk_i_size_write(inode, control.last_size);
unlock_extent(&BTRFS_I(inode)->io_tree, lock_start, (u64)-1, unlock_extent(&inode->io_tree, lock_start, (u64)-1, &cached_state);
&cached_state);
trans->block_rsv = &fs_info->trans_block_rsv; trans->block_rsv = &fs_info->trans_block_rsv;
if (ret != -ENOSPC && ret != -EAGAIN) if (ret != -ENOSPC && ret != -EAGAIN)
break; break;
ret = btrfs_update_inode(trans, root, BTRFS_I(inode)); ret = btrfs_update_inode(trans, root, inode);
if (ret) if (ret)
break; break;
@ -8766,7 +8765,7 @@ static int btrfs_truncate(struct inode *inode, bool skip_writeback)
btrfs_end_transaction(trans); btrfs_end_transaction(trans);
btrfs_btree_balance_dirty(fs_info); btrfs_btree_balance_dirty(fs_info);
ret = btrfs_truncate_block(BTRFS_I(inode), inode->i_size, 0, 0); ret = btrfs_truncate_block(inode, inode->vfs_inode.i_size, 0, 0);
if (ret) if (ret)
goto out; goto out;
trans = btrfs_start_transaction(root, 1); trans = btrfs_start_transaction(root, 1);
@ -8774,14 +8773,14 @@ static int btrfs_truncate(struct inode *inode, bool skip_writeback)
ret = PTR_ERR(trans); ret = PTR_ERR(trans);
goto out; goto out;
} }
btrfs_inode_safe_disk_i_size_write(BTRFS_I(inode), 0); btrfs_inode_safe_disk_i_size_write(inode, 0);
} }
if (trans) { if (trans) {
int ret2; int ret2;
trans->block_rsv = &fs_info->trans_block_rsv; trans->block_rsv = &fs_info->trans_block_rsv;
ret2 = btrfs_update_inode(trans, root, BTRFS_I(inode)); ret2 = btrfs_update_inode(trans, root, inode);
if (ret2 && !ret) if (ret2 && !ret)
ret = ret2; ret = ret2;
@ -8807,7 +8806,7 @@ static int btrfs_truncate(struct inode *inode, bool skip_writeback)
* extents beyond i_size to drop. * extents beyond i_size to drop.
*/ */
if (control.extents_found > 0) if (control.extents_found > 0)
btrfs_set_inode_full_sync(BTRFS_I(inode)); btrfs_set_inode_full_sync(inode);
return ret; return ret;
} }