diff options
Diffstat (limited to 'fs/xfs/xfs_mount.h')
| -rw-r--r-- | fs/xfs/xfs_mount.h | 42 |
1 files changed, 23 insertions, 19 deletions
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h index 037248e12034..876bb19210a4 100644 --- a/fs/xfs/xfs_mount.h +++ b/fs/xfs/xfs_mount.h @@ -146,7 +146,6 @@ typedef struct xfs_mount { uint m_rsumsize; /* size of rt summary, bytes */ int m_fixedfsid[2]; /* unchanged for life of FS */ uint m_qflags; /* quota status flags */ - uint64_t m_flags; /* global mount flags */ uint64_t m_features; /* active filesystem features */ uint64_t m_low_space[XFS_LOWSP_MAX]; uint64_t m_low_rtexts[XFS_LOWSP_MAX]; @@ -342,8 +341,8 @@ __XFS_HAS_FEAT(needsrepair, NEEDSREPAIR) /* * Mount features * - * These do not change dynamically - features that can come and go, - * such as 32 bit inodes and read-only state, are kept as flags rather than + * These do not change dynamically - features that can come and go, such as 32 + * bit inodes and read-only state, are kept as operational state rather than * features. */ __XFS_HAS_FEAT(noattr2, NOATTR2) @@ -364,31 +363,28 @@ __XFS_HAS_FEAT(norecovery, NORECOVERY) __XFS_HAS_FEAT(nouuid, NOUUID) /* - * Flags for m_flags. + * Operational mount state flags + * + * Use these with atomic bit ops only! */ -#define XFS_MOUNT_WSYNC (1ULL << 0) /* for nfs - all metadata ops - must be synchronous except - for space allocations */ -#define XFS_MOUNT_UNMOUNTING (1ULL << 1) /* filesystem is unmounting */ -#define XFS_MOUNT_WAS_CLEAN (1ULL << 2) -#define XFS_MOUNT_FS_SHUTDOWN (1ULL << 3) /* atomic stop of all filesystem - operations, typically for - disk errors in metadata */ -#define XFS_MOUNT_32BITINODES (1ULL << 15) /* inode32 allocator active */ -#define XFS_MOUNT_RDONLY (1ULL << 4) /* read-only fs */ +#define XFS_OPSTATE_UNMOUNTING 0 /* filesystem is unmounting */ +#define XFS_OPSTATE_CLEAN 1 /* mount was clean */ +#define XFS_OPSTATE_SHUTDOWN 2 /* stop all fs operations */ +#define XFS_OPSTATE_INODE32 3 /* inode32 allocator active */ +#define XFS_OPSTATE_READONLY 4 /* read-only fs */ /* * 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_OPSTATE_INODEGC_ENABLED 5 /* * If set, background speculative prealloc gc worker threads will be scheduled * to process queued blockgc work. If not, inodes retain their preallocations * until explicitly deleted. */ -#define XFS_OPSTATE_BLOCKGC_ENABLED 1 +#define XFS_OPSTATE_BLOCKGC_ENABLED 6 #define __XFS_IS_OPSTATE(name, NAME) \ static inline bool xfs_is_ ## name (struct xfs_mount *mp) \ @@ -404,10 +400,20 @@ static inline bool xfs_set_ ## name (struct xfs_mount *mp) \ return test_and_set_bit(XFS_OPSTATE_ ## NAME, &mp->m_opstate); \ } +__XFS_IS_OPSTATE(unmounting, UNMOUNTING) +__XFS_IS_OPSTATE(clean, CLEAN) +__XFS_IS_OPSTATE(shutdown, SHUTDOWN) +__XFS_IS_OPSTATE(inode32, INODE32) +__XFS_IS_OPSTATE(readonly, READONLY) __XFS_IS_OPSTATE(inodegc_enabled, INODEGC_ENABLED) __XFS_IS_OPSTATE(blockgc_enabled, BLOCKGC_ENABLED) #define XFS_OPSTATE_STRINGS \ + { (1UL << XFS_OPSTATE_UNMOUNTING), "unmounting" }, \ + { (1UL << XFS_OPSTATE_CLEAN), "clean" }, \ + { (1UL << XFS_OPSTATE_SHUTDOWN), "shutdown" }, \ + { (1UL << XFS_OPSTATE_INODE32), "inode32" }, \ + { (1UL << XFS_OPSTATE_READONLY), "read_only" }, \ { (1UL << XFS_OPSTATE_INODEGC_ENABLED), "inodegc" }, \ { (1UL << XFS_OPSTATE_BLOCKGC_ENABLED), "blockgc" } @@ -418,9 +424,7 @@ __XFS_IS_OPSTATE(blockgc_enabled, BLOCKGC_ENABLED) #define XFS_MAX_IO_LOG 30 /* 1G */ #define XFS_MIN_IO_LOG PAGE_SHIFT -#define XFS_LAST_UNMOUNT_WAS_CLEAN(mp) \ - ((mp)->m_flags & XFS_MOUNT_WAS_CLEAN) -#define XFS_FORCED_SHUTDOWN(mp) ((mp)->m_flags & XFS_MOUNT_FS_SHUTDOWN) +#define XFS_FORCED_SHUTDOWN(mp) xfs_is_shutdown(mp) void xfs_do_force_shutdown(struct xfs_mount *mp, int flags, char *fname, int lnnum); #define xfs_force_shutdown(m,f) \ |