diff options
Diffstat (limited to 'include/linux/jbd2.h')
| -rw-r--r-- | include/linux/jbd2.h | 70 |
1 files changed, 4 insertions, 66 deletions
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h index 38f307b8c33..5557baefed6 100644 --- a/include/linux/jbd2.h +++ b/include/linux/jbd2.h @@ -275,6 +275,7 @@ typedef struct journal_superblock_s #include <linux/fs.h> #include <linux/sched.h> +#include <linux/jbd_common.h> #define J_ASSERT(assert) BUG_ON(!(assert)) @@ -302,70 +303,6 @@ typedef struct journal_superblock_s #define J_EXPECT_JH(jh, expr, why...) __journal_expect(expr, ## why) #endif -enum jbd_state_bits { - BH_JBD /* Has an attached ext3 journal_head */ - = BH_PrivateStart, - BH_JWrite, /* Being written to log (@@@ DEBUGGING) */ - BH_Freed, /* Has been freed (truncated) */ - BH_Revoked, /* Has been revoked from the log */ - BH_RevokeValid, /* Revoked flag is valid */ - BH_JBDDirty, /* Is dirty but journaled */ - BH_State, /* Pins most journal_head state */ - BH_JournalHead, /* Pins bh->b_private and jh->b_bh */ - BH_Unshadow, /* Dummy bit, for BJ_Shadow wakeup filtering */ - BH_JBDPrivateStart, /* First bit available for private use by FS */ -}; - -BUFFER_FNS(JBD, jbd) -BUFFER_FNS(JWrite, jwrite) -BUFFER_FNS(JBDDirty, jbddirty) -TAS_BUFFER_FNS(JBDDirty, jbddirty) -BUFFER_FNS(Revoked, revoked) -TAS_BUFFER_FNS(Revoked, revoked) -BUFFER_FNS(RevokeValid, revokevalid) -TAS_BUFFER_FNS(RevokeValid, revokevalid) -BUFFER_FNS(Freed, freed) - -static inline struct buffer_head *jh2bh(struct journal_head *jh) -{ - return jh->b_bh; -} - -static inline struct journal_head *bh2jh(struct buffer_head *bh) -{ - return bh->b_private; -} - -static inline void jbd_lock_bh_state(struct buffer_head *bh) -{ - bit_spin_lock(BH_State, &bh->b_state); -} - -static inline int jbd_trylock_bh_state(struct buffer_head *bh) -{ - return bit_spin_trylock(BH_State, &bh->b_state); -} - -static inline int jbd_is_locked_bh_state(struct buffer_head *bh) -{ - return bit_spin_is_locked(BH_State, &bh->b_state); -} - -static inline void jbd_unlock_bh_state(struct buffer_head *bh) -{ - bit_spin_unlock(BH_State, &bh->b_state); -} - -static inline void jbd_lock_bh_journal_head(struct buffer_head *bh) -{ - bit_spin_lock(BH_JournalHead, &bh->b_state); -} - -static inline void jbd_unlock_bh_journal_head(struct buffer_head *bh) -{ - bit_spin_unlock(BH_JournalHead, &bh->b_state); -} - /* Flags in jbd_inode->i_flags */ #define __JI_COMMIT_RUNNING 0 /* Commit of the inode data in progress. We use this flag to protect us from @@ -1106,9 +1043,9 @@ static inline handle_t *journal_current_handle(void) */ extern handle_t *jbd2_journal_start(journal_t *, int nblocks); -extern handle_t *jbd2__journal_start(journal_t *, int nblocks, int gfp_mask); +extern handle_t *jbd2__journal_start(journal_t *, int nblocks, gfp_t gfp_mask); extern int jbd2_journal_restart(handle_t *, int nblocks); -extern int jbd2__journal_restart(handle_t *, int nblocks, int gfp_mask); +extern int jbd2__journal_restart(handle_t *, int nblocks, gfp_t gfp_mask); extern int jbd2_journal_extend (handle_t *, int nblocks); extern int jbd2_journal_get_write_access(handle_t *, struct buffer_head *); extern int jbd2_journal_get_create_access (handle_t *, struct buffer_head *); @@ -1214,6 +1151,7 @@ extern int jbd2_journal_set_revoke(journal_t *, unsigned long long, tid_t); extern int jbd2_journal_test_revoke(journal_t *, unsigned long long, tid_t); extern void jbd2_journal_clear_revoke(journal_t *); extern void jbd2_journal_switch_revoke_table(journal_t *journal); +extern void jbd2_clear_buffer_revoked_flags(journal_t *journal); /* * The log thread user interface: |