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xfs: use a list_head for iclog callbacks

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Replace the hand grown linked list handling and cil context attachment
with the standard list_head structure.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Christoph Hellwig
2019-06-28 19:27:34 -07:00
committed by Darrick J. Wong
parent efe2330fdc
commit 89ae379d56
4 changed files with 39 additions and 69 deletions
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15
fs/xfs/xfs_log.h
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@@ -6,6 +6,8 @@
#ifndef __XFS_LOG_H__
#define __XFS_LOG_H__
struct xfs_cil_ctx;
struct xfs_log_vec {
struct xfs_log_vec *lv_next; /* next lv in build list */
int lv_niovecs; /* number of iovecs in lv */
@@ -71,16 +73,6 @@ xlog_copy_iovec(struct xfs_log_vec *lv, struct xfs_log_iovec **vecp,
return buf;
}
/*
* Structure used to pass callback function and the function's argument
* to the log manager.
*/
typedef struct xfs_log_callback {
struct xfs_log_callback *cb_next;
void (*cb_func)(void *, bool);
void *cb_arg;
} xfs_log_callback_t;
/*
* By comparing each component, we don't have to worry about extra
* endian issues in treating two 32 bit numbers as one 64 bit number
@@ -129,8 +121,6 @@ int xfs_log_mount_cancel(struct xfs_mount *);
xfs_lsn_t xlog_assign_tail_lsn(struct xfs_mount *mp);
xfs_lsn_t xlog_assign_tail_lsn_locked(struct xfs_mount *mp);
void xfs_log_space_wake(struct xfs_mount *mp);
int xfs_log_notify(struct xlog_in_core *iclog,
struct xfs_log_callback *callback_entry);
int xfs_log_release_iclog(struct xfs_mount *mp,
struct xlog_in_core *iclog);
int xfs_log_reserve(struct xfs_mount *mp,
@@ -148,6 +138,7 @@ void xfs_log_ticket_put(struct xlog_ticket *ticket);
void xfs_log_commit_cil(struct xfs_mount *mp, struct xfs_trans *tp,
xfs_lsn_t *commit_lsn, bool regrant);
void xlog_cil_process_committed(struct list_head *list, bool aborted);
bool xfs_log_item_in_current_chkpt(struct xfs_log_item *lip);
void xfs_log_work_queue(struct xfs_mount *mp);