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Diffstat (limited to 'fs/btrfs/zoned.h')
-rw-r--r--fs/btrfs/zoned.h65
1 files changed, 40 insertions, 25 deletions
diff --git a/fs/btrfs/zoned.h b/fs/btrfs/zoned.h
index b9cec523b778..5cefdeb08b7b 100644
--- a/fs/btrfs/zoned.h
+++ b/fs/btrfs/zoned.h
@@ -4,13 +4,27 @@
#define BTRFS_ZONED_H
#include <linux/types.h>
+#include <linux/atomic.h>
#include <linux/blkdev.h>
+#include <linux/blkzoned.h>
+#include <linux/errno.h>
+#include <linux/spinlock.h>
+#include <linux/mutex.h>
#include "messages.h"
#include "volumes.h"
#include "disk-io.h"
#include "block-group.h"
#include "btrfs_inode.h"
+struct block_device;
+struct extent_buffer;
+struct btrfs_bio;
+struct btrfs_ordered_extent;
+struct btrfs_fs_info;
+struct btrfs_space_info;
+struct btrfs_eb_write_context;
+struct btrfs_fs_devices;
+
#define BTRFS_DEFAULT_RECLAIM_THRESH (75)
struct btrfs_zoned_device_info {
@@ -38,14 +52,13 @@ struct btrfs_zoned_device_info {
void btrfs_finish_ordered_zoned(struct btrfs_ordered_extent *ordered);
#ifdef CONFIG_BLK_DEV_ZONED
-int btrfs_get_dev_zone(struct btrfs_device *device, u64 pos,
- struct blk_zone *zone);
int btrfs_get_dev_zone_info_all_devices(struct btrfs_fs_info *fs_info);
int btrfs_get_dev_zone_info(struct btrfs_device *device, bool populate_cache);
void btrfs_destroy_dev_zone_info(struct btrfs_device *device);
struct btrfs_zoned_device_info *btrfs_clone_dev_zone_info(struct btrfs_device *orig_dev);
int btrfs_check_zoned_mode(struct btrfs_fs_info *fs_info);
-int btrfs_check_mountopts_zoned(struct btrfs_fs_info *info);
+int btrfs_check_mountopts_zoned(const struct btrfs_fs_info *info,
+ unsigned long long *mount_opt);
int btrfs_sb_log_location_bdev(struct block_device *bdev, int mirror, int rw,
u64 *bytenr_ret);
int btrfs_sb_log_location(struct btrfs_device *device, int mirror, int rw,
@@ -59,8 +72,6 @@ int btrfs_reset_device_zone(struct btrfs_device *device, u64 physical,
int btrfs_ensure_empty_zones(struct btrfs_device *device, u64 start, u64 size);
int btrfs_load_block_group_zone_info(struct btrfs_block_group *cache, bool new);
void btrfs_calc_zone_unusable(struct btrfs_block_group *cache);
-void btrfs_redirty_list_add(struct btrfs_transaction *trans,
- struct extent_buffer *eb);
bool btrfs_use_zone_append(struct btrfs_bio *bbio);
void btrfs_record_physical_zoned(struct btrfs_bio *bbio);
int btrfs_check_meta_write_pointer(struct btrfs_fs_info *fs_info,
@@ -71,25 +82,21 @@ int btrfs_sync_zone_write_pointer(struct btrfs_device *tgt_dev, u64 logical,
bool btrfs_zone_activate(struct btrfs_block_group *block_group);
int btrfs_zone_finish(struct btrfs_block_group *block_group);
bool btrfs_can_activate_zone(struct btrfs_fs_devices *fs_devices, u64 flags);
-void btrfs_zone_finish_endio(struct btrfs_fs_info *fs_info, u64 logical,
+int btrfs_zone_finish_endio(struct btrfs_fs_info *fs_info, u64 logical,
u64 length);
void btrfs_schedule_zone_finish_bg(struct btrfs_block_group *bg,
struct extent_buffer *eb);
void btrfs_clear_data_reloc_bg(struct btrfs_block_group *bg);
+void btrfs_zoned_reserve_data_reloc_bg(struct btrfs_fs_info *fs_info);
void btrfs_free_zone_cache(struct btrfs_fs_info *fs_info);
-bool btrfs_zoned_should_reclaim(struct btrfs_fs_info *fs_info);
+bool btrfs_zoned_should_reclaim(const struct btrfs_fs_info *fs_info);
void btrfs_zoned_release_data_reloc_bg(struct btrfs_fs_info *fs_info, u64 logical,
u64 length);
int btrfs_zone_finish_one_bg(struct btrfs_fs_info *fs_info);
-int btrfs_zoned_activate_one_bg(struct btrfs_fs_info *fs_info,
- struct btrfs_space_info *space_info, bool do_finish);
+int btrfs_zoned_activate_one_bg(struct btrfs_space_info *space_info, bool do_finish);
void btrfs_check_active_zone_reservation(struct btrfs_fs_info *fs_info);
+int btrfs_reset_unused_block_groups(struct btrfs_space_info *space_info, u64 num_bytes);
#else /* CONFIG_BLK_DEV_ZONED */
-static inline int btrfs_get_dev_zone(struct btrfs_device *device, u64 pos,
- struct blk_zone *zone)
-{
- return 0;
-}
static inline int btrfs_get_dev_zone_info_all_devices(struct btrfs_fs_info *fs_info)
{
@@ -123,7 +130,8 @@ static inline int btrfs_check_zoned_mode(const struct btrfs_fs_info *fs_info)
return -EOPNOTSUPP;
}
-static inline int btrfs_check_mountopts_zoned(struct btrfs_fs_info *info)
+static inline int btrfs_check_mountopts_zoned(const struct btrfs_fs_info *info,
+ unsigned long long *mount_opt)
{
return 0;
}
@@ -180,9 +188,6 @@ static inline int btrfs_load_block_group_zone_info(
static inline void btrfs_calc_zone_unusable(struct btrfs_block_group *cache) { }
-static inline void btrfs_redirty_list_add(struct btrfs_transaction *trans,
- struct extent_buffer *eb) { }
-
static inline bool btrfs_use_zone_append(struct btrfs_bio *bbio)
{
return false;
@@ -227,17 +232,22 @@ static inline bool btrfs_can_activate_zone(struct btrfs_fs_devices *fs_devices,
return true;
}
-static inline void btrfs_zone_finish_endio(struct btrfs_fs_info *fs_info,
- u64 logical, u64 length) { }
+static inline int btrfs_zone_finish_endio(struct btrfs_fs_info *fs_info,
+ u64 logical, u64 length)
+{
+ return 0;
+}
static inline void btrfs_schedule_zone_finish_bg(struct btrfs_block_group *bg,
struct extent_buffer *eb) { }
static inline void btrfs_clear_data_reloc_bg(struct btrfs_block_group *bg) { }
+static inline void btrfs_zoned_reserve_data_reloc_bg(struct btrfs_fs_info *fs_info) { }
+
static inline void btrfs_free_zone_cache(struct btrfs_fs_info *fs_info) { }
-static inline bool btrfs_zoned_should_reclaim(struct btrfs_fs_info *fs_info)
+static inline bool btrfs_zoned_should_reclaim(const struct btrfs_fs_info *fs_info)
{
return false;
}
@@ -250,8 +260,7 @@ static inline int btrfs_zone_finish_one_bg(struct btrfs_fs_info *fs_info)
return 1;
}
-static inline int btrfs_zoned_activate_one_bg(struct btrfs_fs_info *fs_info,
- struct btrfs_space_info *space_info,
+static inline int btrfs_zoned_activate_one_bg(struct btrfs_space_info *space_info,
bool do_finish)
{
/* Consider all the block groups are active */
@@ -260,6 +269,12 @@ static inline int btrfs_zoned_activate_one_bg(struct btrfs_fs_info *fs_info,
static inline void btrfs_check_active_zone_reservation(struct btrfs_fs_info *fs_info) { }
+static inline int btrfs_reset_unused_block_groups(struct btrfs_space_info *space_info,
+ u64 num_bytes)
+{
+ return 0;
+}
+
#endif
static inline bool btrfs_dev_is_sequential(struct btrfs_device *device, u64 pos)
@@ -323,8 +338,8 @@ static inline bool btrfs_check_device_zone_type(const struct btrfs_fs_info *fs_i
(bdev_zone_sectors(bdev) << SECTOR_SHIFT);
}
- /* Do not allow Host Manged zoned device */
- return bdev_zoned_model(bdev) != BLK_ZONED_HM;
+ /* Do not allow Host Managed zoned device. */
+ return !bdev_is_zoned(bdev);
}
static inline bool btrfs_check_super_location(struct btrfs_device *device, u64 pos)
generated by cgit (git 2.34.1) at 2025-12-25 02:02:52 +0000