diff options
Diffstat (limited to 'fs/xfs/xfs_mount.h')
| -rw-r--r-- | fs/xfs/xfs_mount.h | 43 |
1 files changed, 42 insertions, 1 deletions
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h index ed7064596f94..e6f8675e7a40 100644 --- a/fs/xfs/xfs_mount.h +++ b/fs/xfs/xfs_mount.h @@ -57,6 +57,17 @@ struct xfs_error_cfg { }; /* + * Per-cpu deferred inode inactivation GC lists. + */ +struct xfs_inodegc { + struct llist_head list; + struct work_struct work; + + /* approximate count of inodes in the list */ + unsigned int items; +}; + +/* * The struct xfsmount layout is optimised to separate read-mostly variables * from variables that are frequently modified. We put the read-mostly variables * first, then place all the other variables at the end. @@ -83,6 +94,8 @@ typedef struct xfs_mount { xfs_buftarg_t *m_logdev_targp;/* ptr to log device */ xfs_buftarg_t *m_rtdev_targp; /* ptr to rt device */ struct list_head m_mount_list; /* global mount list */ + void __percpu *m_inodegc; /* percpu inodegc structures */ + /* * Optional cache of rt summary level per bitmap block with the * invariant that m_rsum_cache[bbno] <= the minimum i for which @@ -95,8 +108,9 @@ typedef struct xfs_mount { struct workqueue_struct *m_unwritten_workqueue; struct workqueue_struct *m_cil_workqueue; struct workqueue_struct *m_reclaim_workqueue; - struct workqueue_struct *m_gc_workqueue; struct workqueue_struct *m_sync_workqueue; + struct workqueue_struct *m_blockgc_wq; + struct workqueue_struct *m_inodegc_wq; int m_bsize; /* fs logical block size */ uint8_t m_blkbit_log; /* blocklog + NBBY */ @@ -137,6 +151,7 @@ typedef struct xfs_mount { struct xfs_ino_geometry m_ino_geo; /* inode geometry */ struct xfs_trans_resv m_resv; /* precomputed res values */ /* low free space thresholds */ + unsigned long m_opstate; /* dynamic state flags */ bool m_always_cow; bool m_fail_unmount; bool m_finobt_nores; /* no per-AG finobt resv. */ @@ -260,6 +275,32 @@ typedef struct xfs_mount { #define XFS_MOUNT_DAX_NEVER (1ULL << 27) /* + * If set, inactivation worker threads will be scheduled to process queued + * inodegc work. If not, queued inodes remain in memory waiting to be + * processed. + */ +#define XFS_OPSTATE_INODEGC_ENABLED 0 + +#define __XFS_IS_OPSTATE(name, NAME) \ +static inline bool xfs_is_ ## name (struct xfs_mount *mp) \ +{ \ + return test_bit(XFS_OPSTATE_ ## NAME, &mp->m_opstate); \ +} \ +static inline bool xfs_clear_ ## name (struct xfs_mount *mp) \ +{ \ + return test_and_clear_bit(XFS_OPSTATE_ ## NAME, &mp->m_opstate); \ +} \ +static inline bool xfs_set_ ## name (struct xfs_mount *mp) \ +{ \ + return test_and_set_bit(XFS_OPSTATE_ ## NAME, &mp->m_opstate); \ +} + +__XFS_IS_OPSTATE(inodegc_enabled, INODEGC_ENABLED) + +#define XFS_OPSTATE_STRINGS \ + { (1UL << XFS_OPSTATE_INODEGC_ENABLED), "inodegc" } + +/* * Max and min values for mount-option defined I/O * preallocation sizes. */ |