Linux Kernel: btrfs_device Struct Reference

#include <volumes.h>

Data Fields
struct list_head	dev_list

struct list_head	dev_alloc_list

struct btrfs_fs_devices *	fs_devices

struct btrfs_root *	dev_root

struct btrfs_pending_bios	pending_bios

struct btrfs_pending_bios	pending_sync_bios

int	running_pending

u64	generation

int	writeable

int	in_fs_metadata

int	missing

int	can_discard

spinlock_t	io_lock

struct block_device *	bdev

fmode_t	mode

struct rcu_string *	name

u64	devid

u64	total_bytes

u64	disk_total_bytes

u64	bytes_used

u32	io_align

u32	io_width

u32	sector_size

u64	type

u8	uuid [BTRFS_UUID_SIZE]

struct scrub_dev *	scrub_device

struct btrfs_work	work

struct rcu_head	rcu

struct work_struct	rcu_work

spinlock_t	reada_lock

atomic_t	reada_in_flight

u64	reada_next

struct reada_zone *	reada_curr_zone

struct radix_tree_root	reada_zones

struct radix_tree_root	reada_extents

struct bio *	flush_bio

struct completion	flush_wait

int	nobarriers

int	dev_stats_valid

int	dev_stats_dirty

atomic_t	dev_stat_values [BTRFS_DEV_STAT_VALUES_MAX]

Detailed Description

Definition at line 35 of file volumes.h.

Field Documentation

struct block_device* bdev

Definition at line 56 of file volumes.h.

u64 bytes_used

Definition at line 73 of file volumes.h.

int can_discard

Definition at line 52 of file volumes.h.

struct list_head dev_alloc_list

Definition at line 37 of file volumes.h.

struct list_head dev_list

Definition at line 36 of file volumes.h.

struct btrfs_root* dev_root

Definition at line 39 of file volumes.h.

atomic_t dev_stat_values[BTRFS_DEV_STAT_VALUES_MAX]

Definition at line 114 of file volumes.h.

int dev_stats_dirty

Definition at line 113 of file volumes.h.

int dev_stats_valid

Definition at line 112 of file volumes.h.

u64 devid

Definition at line 64 of file volumes.h.

u64 disk_total_bytes

Definition at line 70 of file volumes.h.

struct bio* flush_bio

Definition at line 106 of file volumes.h.

struct completion flush_wait

Definition at line 107 of file volumes.h.

struct btrfs_fs_devices* fs_devices

Definition at line 38 of file volumes.h.

u64 generation

Definition at line 47 of file volumes.h.

int in_fs_metadata

Definition at line 50 of file volumes.h.

u32 io_align

Definition at line 76 of file volumes.h.

spinlock_t io_lock

Definition at line 54 of file volumes.h.

u32 io_width

Definition at line 79 of file volumes.h.

int missing

Definition at line 51 of file volumes.h.

Definition at line 59 of file volumes.h.

struct rcu_string* name

Definition at line 61 of file volumes.h.

int nobarriers

Definition at line 108 of file volumes.h.

struct btrfs_pending_bios pending_bios

Definition at line 42 of file volumes.h.

struct btrfs_pending_bios pending_sync_bios

Definition at line 44 of file volumes.h.

struct rcu_head rcu

Definition at line 94 of file volumes.h.

struct work_struct rcu_work

Definition at line 95 of file volumes.h.

struct reada_zone* reada_curr_zone

Definition at line 101 of file volumes.h.

struct radix_tree_root reada_extents

Definition at line 103 of file volumes.h.

atomic_t reada_in_flight

Definition at line 99 of file volumes.h.

spinlock_t reada_lock

Definition at line 98 of file volumes.h.

u64 reada_next

Definition at line 100 of file volumes.h.

struct radix_tree_root reada_zones

Definition at line 102 of file volumes.h.

int running_pending

Definition at line 46 of file volumes.h.

struct scrub_dev* scrub_device

Definition at line 91 of file volumes.h.

u32 sector_size

Definition at line 82 of file volumes.h.

u64 total_bytes

Definition at line 67 of file volumes.h.

Definition at line 85 of file volumes.h.

u8 uuid[BTRFS_UUID_SIZE]

Definition at line 88 of file volumes.h.

struct btrfs_work work

Definition at line 93 of file volumes.h.

int writeable

Definition at line 49 of file volumes.h.

The documentation for this struct was generated from the following file:

fs/btrfs/volumes.h