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linux/fs/btrfs/delalloc-space.h

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btrfs: migrate the delalloc space stuff to it's own home We have code for data and metadata reservations for delalloc. There's quite a bit of code here, and it's used in a lot of places so I've separated it out to it's own file. inode.c and file.c are already pretty large, and this code is complicated enough to live in its own space. Signed-off-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: David Sterba <dsterba@suse.com>
2019-06-20 03:12:00 +08:00
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BTRFS_DELALLOC_SPACE_H
#define BTRFS_DELALLOC_SPACE_H
struct extent_changeset;
int btrfs_alloc_data_chunk_ondemand(struct btrfs_inode *inode, u64 bytes);
btrfs: make btrfs_check_data_free_space take btrfs_inode Instead of calling BTRFS_I on the passed vfs_inode take btrfs_inode directly. Signed-off-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
2020-06-03 13:55:41 +08:00
int btrfs_check_data_free_space(struct btrfs_inode *inode,
btrfs: add the ability to use NO_FLUSH for data reservations In order to accommodate NOWAIT IOCB's we need to be able to do NO_FLUSH data reservations, so plumb this through the delalloc reservation system. Reviewed-by: Filipe Manana <fdmanana@suse.com> Signed-off-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: Stefan Roesch <shr@fb.com> Signed-off-by: David Sterba <dsterba@suse.com>
2022-09-13 03:27:44 +08:00
struct extent_changeset **reserved, u64 start, u64 len,
bool noflush);
btrfs: make btrfs_free_reserved_data_space take btrfs_inode It only uses btrfs_inode internally so take it as a parameter. Signed-off-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
2020-06-03 13:55:39 +08:00
void btrfs_free_reserved_data_space(struct btrfs_inode *inode,
btrfs: migrate the delalloc space stuff to it's own home We have code for data and metadata reservations for delalloc. There's quite a bit of code here, and it's used in a lot of places so I've separated it out to it's own file. inode.c and file.c are already pretty large, and this code is complicated enough to live in its own space. Signed-off-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: David Sterba <dsterba@suse.com>
2019-06-20 03:12:00 +08:00
struct extent_changeset *reserved, u64 start, u64 len);
btrfs: make btrfs_delalloc_release_space take btrfs_inode It needs btrfs_inode so take it as a parameter directly. Signed-off-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
2020-06-03 13:55:40 +08:00
void btrfs_delalloc_release_space(struct btrfs_inode *inode,
btrfs: migrate the delalloc space stuff to it's own home We have code for data and metadata reservations for delalloc. There's quite a bit of code here, and it's used in a lot of places so I've separated it out to it's own file. inode.c and file.c are already pretty large, and this code is complicated enough to live in its own space. Signed-off-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: David Sterba <dsterba@suse.com>
2019-06-20 03:12:00 +08:00
struct extent_changeset *reserved,
u64 start, u64 len, bool qgroup_free);
btrfs: make btrfs_free_reserved_data_space_noquota take btrfs_fs_info No point in taking an inode only to get btrfs_fs_info from it, instead take btrfs_fs_info directly. Signed-off-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
2020-06-03 13:55:38 +08:00
void btrfs_free_reserved_data_space_noquota(struct btrfs_fs_info *fs_info,
btrfs: migrate the delalloc space stuff to it's own home We have code for data and metadata reservations for delalloc. There's quite a bit of code here, and it's used in a lot of places so I've separated it out to it's own file. inode.c and file.c are already pretty large, and this code is complicated enough to live in its own space. Signed-off-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: David Sterba <dsterba@suse.com>
2019-06-20 03:12:00 +08:00
u64 len);
void btrfs_delalloc_release_metadata(struct btrfs_inode *inode, u64 num_bytes,
bool qgroup_free);
btrfs: make btrfs_delalloc_reserve_space take btrfs_inode All of its children take btrfs_inode so bubble up this requirement to btrfs_delalloc_reserve_space's interface and stop calling BTRFS_I internally. Signed-off-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
2020-06-03 13:55:42 +08:00
int btrfs_delalloc_reserve_space(struct btrfs_inode *inode,
btrfs: migrate the delalloc space stuff to it's own home We have code for data and metadata reservations for delalloc. There's quite a bit of code here, and it's used in a lot of places so I've separated it out to it's own file. inode.c and file.c are already pretty large, and this code is complicated enough to live in its own space. Signed-off-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: David Sterba <dsterba@suse.com>
2019-06-20 03:12:00 +08:00
struct extent_changeset **reserved, u64 start, u64 len);
btrfs: move delalloc space related prototypes to delalloc-space.h These exist in delalloc-space.c, move them from ctree.h into delalloc-space.h. Signed-off-by: Josef Bacik <josef@toxicpanda.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
2022-10-25 02:46:58 +08:00
int btrfs_delalloc_reserve_metadata(struct btrfs_inode *inode, u64 num_bytes,
u64 disk_num_bytes, bool noflush);
void btrfs_delalloc_release_extents(struct btrfs_inode *inode, u64 num_bytes);
btrfs: migrate the delalloc space stuff to it's own home We have code for data and metadata reservations for delalloc. There's quite a bit of code here, and it's used in a lot of places so I've separated it out to it's own file. inode.c and file.c are already pretty large, and this code is complicated enough to live in its own space. Signed-off-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: David Sterba <dsterba@suse.com>
2019-06-20 03:12:00 +08:00
#endif /* BTRFS_DELALLOC_SPACE_H */
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