diff options
Diffstat (limited to 'fs/xfs/xfs_log_priv.h')
| -rw-r--r-- | fs/xfs/xfs_log_priv.h | 33 |
1 files changed, 3 insertions, 30 deletions
diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h index 0838c57ca8ac..b8778a4fd6b6 100644 --- a/fs/xfs/xfs_log_priv.h +++ b/fs/xfs/xfs_log_priv.h @@ -544,36 +544,6 @@ xlog_assign_atomic_lsn(atomic64_t *lsn, uint cycle, uint block) } /* - * When we crack the grant head, we sample it first so that the value will not - * change while we are cracking it into the component values. This means we - * will always get consistent component values to work from. - */ -static inline void -xlog_crack_grant_head_val(int64_t val, int *cycle, int *space) -{ - *cycle = val >> 32; - *space = val & 0xffffffff; -} - -static inline void -xlog_crack_grant_head(atomic64_t *head, int *cycle, int *space) -{ - xlog_crack_grant_head_val(atomic64_read(head), cycle, space); -} - -static inline int64_t -xlog_assign_grant_head_val(int cycle, int space) -{ - return ((int64_t)cycle << 32) | space; -} - -static inline void -xlog_assign_grant_head(atomic64_t *head, int cycle, int space) -{ - atomic64_set(head, xlog_assign_grant_head_val(cycle, space)); -} - -/* * Committed Item List interfaces */ int xlog_cil_init(struct xlog *log); @@ -639,6 +609,9 @@ xlog_lsn_sub( return (uint64_t)log->l_logsize - BBTOB(lo_block - hi_block); } +void xlog_grant_return_space(struct xlog *log, xfs_lsn_t old_head, + xfs_lsn_t new_head); + /* * The LSN is valid so long as it is behind the current LSN. If it isn't, this * means that the next log record that includes this metadata could have a |