diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/ext3_fs.h | 33 | ||||
-rw-r--r-- | include/linux/ext3_fs_i.h | 2 | ||||
-rw-r--r-- | include/linux/jbd.h | 11 | ||||
-rw-r--r-- | include/linux/jbd2.h | 11 | ||||
-rw-r--r-- | include/linux/quota.h | 19 | ||||
-rw-r--r-- | include/linux/quotaops.h | 59 |
6 files changed, 62 insertions, 73 deletions
diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h index deac2566450e..cac84b006667 100644 --- a/include/linux/ext3_fs.h +++ b/include/linux/ext3_fs.h @@ -202,14 +202,6 @@ static inline __u32 ext3_mask_flags(umode_t mode, __u32 flags) return flags & EXT3_OTHER_FLMASK; } -/* - * Inode dynamic state flags - */ -#define EXT3_STATE_JDATA 0x00000001 /* journaled data exists */ -#define EXT3_STATE_NEW 0x00000002 /* inode is newly created */ -#define EXT3_STATE_XATTR 0x00000004 /* has in-inode xattrs */ -#define EXT3_STATE_FLUSH_ON_CLOSE 0x00000008 - /* Used to pass group descriptor data when online resize is done */ struct ext3_new_group_input { __u32 group; /* Group number for this data */ @@ -560,6 +552,31 @@ static inline int ext3_valid_inum(struct super_block *sb, unsigned long ino) (ino >= EXT3_FIRST_INO(sb) && ino <= le32_to_cpu(EXT3_SB(sb)->s_es->s_inodes_count)); } + +/* + * Inode dynamic state flags + */ +enum { + EXT3_STATE_JDATA, /* journaled data exists */ + EXT3_STATE_NEW, /* inode is newly created */ + EXT3_STATE_XATTR, /* has in-inode xattrs */ + EXT3_STATE_FLUSH_ON_CLOSE, /* flush dirty pages on close */ +}; + +static inline int ext3_test_inode_state(struct inode *inode, int bit) +{ + return test_bit(bit, &EXT3_I(inode)->i_state); +} + +static inline void ext3_set_inode_state(struct inode *inode, int bit) +{ + set_bit(bit, &EXT3_I(inode)->i_state); +} + +static inline void ext3_clear_inode_state(struct inode *inode, int bit) +{ + clear_bit(bit, &EXT3_I(inode)->i_state); +} #else /* Assume that user mode programs are passing in an ext3fs superblock, not * a kernel struct super_block. This will allow us to call the feature-test diff --git a/include/linux/ext3_fs_i.h b/include/linux/ext3_fs_i.h index 93e7428156ba..7679acdb519a 100644 --- a/include/linux/ext3_fs_i.h +++ b/include/linux/ext3_fs_i.h @@ -87,7 +87,7 @@ struct ext3_inode_info { * near to their parent directory's inode. */ __u32 i_block_group; - __u32 i_state; /* Dynamic state flags for ext3 */ + unsigned long i_state; /* Dynamic state flags for ext3 */ /* block reservation info */ struct ext3_block_alloc_info *i_block_alloc_info; diff --git a/include/linux/jbd.h b/include/linux/jbd.h index 331530cd3cc6..f3aa59cb675d 100644 --- a/include/linux/jbd.h +++ b/include/linux/jbd.h @@ -246,19 +246,8 @@ typedef struct journal_superblock_s #define J_ASSERT(assert) BUG_ON(!(assert)) -#if defined(CONFIG_BUFFER_DEBUG) -void buffer_assertion_failure(struct buffer_head *bh); -#define J_ASSERT_BH(bh, expr) \ - do { \ - if (!(expr)) \ - buffer_assertion_failure(bh); \ - J_ASSERT(expr); \ - } while (0) -#define J_ASSERT_JH(jh, expr) J_ASSERT_BH(jh2bh(jh), expr) -#else #define J_ASSERT_BH(bh, expr) J_ASSERT(expr) #define J_ASSERT_JH(jh, expr) J_ASSERT(expr) -#endif #if defined(JBD_PARANOID_IOFAIL) #define J_EXPECT(expr, why...) J_ASSERT(expr) diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h index 638ce4554c76..4cf619161ed0 100644 --- a/include/linux/jbd2.h +++ b/include/linux/jbd2.h @@ -284,19 +284,8 @@ typedef struct journal_superblock_s #define J_ASSERT(assert) BUG_ON(!(assert)) -#if defined(CONFIG_BUFFER_DEBUG) -void buffer_assertion_failure(struct buffer_head *bh); -#define J_ASSERT_BH(bh, expr) \ - do { \ - if (!(expr)) \ - buffer_assertion_failure(bh); \ - J_ASSERT(expr); \ - } while (0) -#define J_ASSERT_JH(jh, expr) J_ASSERT_BH(jh2bh(jh), expr) -#else #define J_ASSERT_BH(bh, expr) J_ASSERT(expr) #define J_ASSERT_JH(jh, expr) J_ASSERT(expr) -#endif #if defined(JBD2_PARANOID_IOFAIL) #define J_EXPECT(expr, why...) J_ASSERT(expr) diff --git a/include/linux/quota.h b/include/linux/quota.h index a6861f117480..edf34f2fe87d 100644 --- a/include/linux/quota.h +++ b/include/linux/quota.h @@ -301,7 +301,7 @@ struct dquot_operations { int (*alloc_inode) (const struct inode *, qsize_t); int (*free_space) (struct inode *, qsize_t); int (*free_inode) (const struct inode *, qsize_t); - int (*transfer) (struct inode *, struct iattr *); + int (*transfer) (struct inode *, qid_t *, unsigned long); int (*write_dquot) (struct dquot *); /* Ordinary dquot write */ struct dquot *(*alloc_dquot)(struct super_block *, int); /* Allocate memory for new dquot */ void (*destroy_dquot)(struct dquot *); /* Free memory for dquot */ @@ -324,7 +324,7 @@ struct dquot_operations { struct quotactl_ops { int (*quota_on)(struct super_block *, int, int, char *, int); int (*quota_off)(struct super_block *, int, int); - int (*quota_sync)(struct super_block *, int); + int (*quota_sync)(struct super_block *, int, int); int (*get_info)(struct super_block *, int, struct if_dqinfo *); int (*set_info)(struct super_block *, int, struct if_dqinfo *); int (*get_dqblk)(struct super_block *, int, qid_t, struct if_dqblk *); @@ -357,26 +357,25 @@ enum { #define DQUOT_STATE_FLAGS (DQUOT_USAGE_ENABLED | DQUOT_LIMITS_ENABLED | \ DQUOT_SUSPENDED) /* Other quota flags */ -#define DQUOT_QUOTA_SYS_FILE (1 << 6) /* Quota file is a special +#define DQUOT_STATE_LAST (_DQUOT_STATE_FLAGS * MAXQUOTAS) +#define DQUOT_QUOTA_SYS_FILE (1 << DQUOT_STATE_LAST) + /* Quota file is a special * system file and user cannot * touch it. Filesystem is * responsible for setting * S_NOQUOTA, S_NOATIME flags */ -#define DQUOT_NEGATIVE_USAGE (1 << 7) /* Allow negative quota usage */ +#define DQUOT_NEGATIVE_USAGE (1 << (DQUOT_STATE_LAST + 1)) + /* Allow negative quota usage */ static inline unsigned int dquot_state_flag(unsigned int flags, int type) { - if (type == USRQUOTA) - return flags; - return flags << _DQUOT_STATE_FLAGS; + return flags << _DQUOT_STATE_FLAGS * type; } static inline unsigned int dquot_generic_flag(unsigned int flags, int type) { - if (type == USRQUOTA) - return flags; - return flags >> _DQUOT_STATE_FLAGS; + return (flags >> _DQUOT_STATE_FLAGS * type) & DQUOT_STATE_FLAGS; } #ifdef CONFIG_QUOTA_NETLINK_INTERFACE diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h index 3ebb23153640..e1cae204b5d9 100644 --- a/include/linux/quotaops.h +++ b/include/linux/quotaops.h @@ -19,12 +19,9 @@ static inline struct quota_info *sb_dqopt(struct super_block *sb) /* * declaration of quota_function calls in kernel. */ -void sync_quota_sb(struct super_block *sb, int type); -static inline void writeout_quota_sb(struct super_block *sb, int type) -{ - if (sb->s_qcop->quota_sync) - sb->s_qcop->quota_sync(sb, type); -} +void inode_add_rsv_space(struct inode *inode, qsize_t number); +void inode_claim_rsv_space(struct inode *inode, qsize_t number); +void inode_sub_rsv_space(struct inode *inode, qsize_t number); int dquot_initialize(struct inode *inode, int type); int dquot_drop(struct inode *inode); @@ -42,12 +39,11 @@ int dquot_alloc_inode(const struct inode *inode, qsize_t number); int dquot_reserve_space(struct inode *inode, qsize_t number, int prealloc); int dquot_claim_space(struct inode *inode, qsize_t number); void dquot_release_reserved_space(struct inode *inode, qsize_t number); -qsize_t dquot_get_reserved_space(struct inode *inode); int dquot_free_space(struct inode *inode, qsize_t number); int dquot_free_inode(const struct inode *inode, qsize_t number); -int dquot_transfer(struct inode *inode, struct iattr *iattr); +int dquot_transfer(struct inode *inode, qid_t *chid, unsigned long mask); int dquot_commit(struct dquot *dquot); int dquot_acquire(struct dquot *dquot); int dquot_release(struct dquot *dquot); @@ -64,7 +60,7 @@ int vfs_quota_on_mount(struct super_block *sb, char *qf_name, int format_id, int type); int vfs_quota_off(struct super_block *sb, int type, int remount); int vfs_quota_disable(struct super_block *sb, int type, unsigned int flags); -int vfs_quota_sync(struct super_block *sb, int type); +int vfs_quota_sync(struct super_block *sb, int type, int wait); int vfs_get_dqinfo(struct super_block *sb, int type, struct if_dqinfo *ii); int vfs_set_dqinfo(struct super_block *sb, int type, struct if_dqinfo *ii); int vfs_get_dqblk(struct super_block *sb, int type, qid_t id, struct if_dqblk *di); @@ -83,53 +79,56 @@ static inline struct mem_dqinfo *sb_dqinfo(struct super_block *sb, int type) * Functions for checking status of quota */ -static inline int sb_has_quota_usage_enabled(struct super_block *sb, int type) +static inline bool sb_has_quota_usage_enabled(struct super_block *sb, int type) { return sb_dqopt(sb)->flags & dquot_state_flag(DQUOT_USAGE_ENABLED, type); } -static inline int sb_has_quota_limits_enabled(struct super_block *sb, int type) +static inline bool sb_has_quota_limits_enabled(struct super_block *sb, int type) { return sb_dqopt(sb)->flags & dquot_state_flag(DQUOT_LIMITS_ENABLED, type); } -static inline int sb_has_quota_suspended(struct super_block *sb, int type) +static inline bool sb_has_quota_suspended(struct super_block *sb, int type) { return sb_dqopt(sb)->flags & dquot_state_flag(DQUOT_SUSPENDED, type); } -static inline int sb_any_quota_suspended(struct super_block *sb) +static inline unsigned sb_any_quota_suspended(struct super_block *sb) { - return sb_has_quota_suspended(sb, USRQUOTA) || - sb_has_quota_suspended(sb, GRPQUOTA); + unsigned type, tmsk = 0; + for (type = 0; type < MAXQUOTAS; type++) + tmsk |= sb_has_quota_suspended(sb, type) << type; + return tmsk; } /* Does kernel know about any quota information for given sb + type? */ -static inline int sb_has_quota_loaded(struct super_block *sb, int type) +static inline bool sb_has_quota_loaded(struct super_block *sb, int type) { /* Currently if anything is on, then quota usage is on as well */ return sb_has_quota_usage_enabled(sb, type); } -static inline int sb_any_quota_loaded(struct super_block *sb) +static inline unsigned sb_any_quota_loaded(struct super_block *sb) { - return sb_has_quota_loaded(sb, USRQUOTA) || - sb_has_quota_loaded(sb, GRPQUOTA); + unsigned type, tmsk = 0; + for (type = 0; type < MAXQUOTAS; type++) + tmsk |= sb_has_quota_loaded(sb, type) << type; + return tmsk; } -static inline int sb_has_quota_active(struct super_block *sb, int type) +static inline bool sb_has_quota_active(struct super_block *sb, int type) { return sb_has_quota_loaded(sb, type) && !sb_has_quota_suspended(sb, type); } -static inline int sb_any_quota_active(struct super_block *sb) +static inline unsigned sb_any_quota_active(struct super_block *sb) { - return sb_has_quota_active(sb, USRQUOTA) || - sb_has_quota_active(sb, GRPQUOTA); + return sb_any_quota_loaded(sb) & ~sb_any_quota_suspended(sb); } /* @@ -199,6 +198,8 @@ static inline int vfs_dq_reserve_space(struct inode *inode, qsize_t nr) if (inode->i_sb->dq_op->reserve_space(inode, nr, 0) == NO_QUOTA) return 1; } + else + inode_add_rsv_space(inode, nr); return 0; } @@ -221,7 +222,7 @@ static inline int vfs_dq_claim_space(struct inode *inode, qsize_t nr) if (inode->i_sb->dq_op->claim_space(inode, nr) == NO_QUOTA) return 1; } else - inode_add_bytes(inode, nr); + inode_claim_rsv_space(inode, nr); mark_inode_dirty(inode); return 0; @@ -235,6 +236,8 @@ void vfs_dq_release_reservation_space(struct inode *inode, qsize_t nr) { if (sb_any_quota_active(inode->i_sb)) inode->i_sb->dq_op->release_rsv(inode, nr); + else + inode_sub_rsv_space(inode, nr); } static inline void vfs_dq_free_space_nodirty(struct inode *inode, qsize_t nr) @@ -333,14 +336,6 @@ static inline void vfs_dq_free_inode(struct inode *inode) { } -static inline void sync_quota_sb(struct super_block *sb, int type) -{ -} - -static inline void writeout_quota_sb(struct super_block *sb, int type) -{ -} - static inline int vfs_dq_off(struct super_block *sb, int remount) { return 0; |