Re: [PATCH 2/5] xfs: remove the xfs_dquot_t typedef

["Darrick J. Wong" <darrick.wong@oracle.com>]

On Thu, Nov 07, 2019 at 12:35:46PM +0100, Pavel Reichl wrote:
> Signed-off-by: Pavel Reichl <preichl@redhat.com>
> ---
>  fs/xfs/xfs_dquot.c       |  6 +++---
>  fs/xfs/xfs_dquot.h       | 21 +++++++++++----------
>  fs/xfs/xfs_qm.c          | 28 ++++++++++++++--------------
>  fs/xfs/xfs_qm_bhv.c      |  2 +-
>  fs/xfs/xfs_trans_dquot.c | 38 +++++++++++++++++++-------------------
>  5 files changed, 48 insertions(+), 47 deletions(-)
> 
> diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c
> index edf0e81b3a10..04e38ed97f5f 100644
> --- a/fs/xfs/xfs_dquot.c
> +++ b/fs/xfs/xfs_dquot.c
> @@ -1019,7 +1019,7 @@ xfs_qm_dqflush_done(
>  	struct xfs_log_item	*lip)
>  {
>  	xfs_dq_logitem_t	*qip = (struct xfs_dq_logitem *)lip;
> -	xfs_dquot_t		*dqp = qip->qli_dquot;
> +	struct xfs_dquot	*dqp = qip->qli_dquot;
>  	struct xfs_ail		*ailp = lip->li_ailp;
>  
>  	/*
> @@ -1188,8 +1188,8 @@ xfs_qm_dqflush(
>   */
>  void
>  xfs_dqlock2(
> -	xfs_dquot_t	*d1,
> -	xfs_dquot_t	*d2)
> +	struct xfs_dquot	*d1,
> +	struct xfs_dquot	*d2)
>  {
>  	if (d1 && d2) {
>  		ASSERT(d1 != d2);
> diff --git a/fs/xfs/xfs_dquot.h b/fs/xfs/xfs_dquot.h
> index 7a580dd09a76..330ba888e74a 100644
> --- a/fs/xfs/xfs_dquot.h
> +++ b/fs/xfs/xfs_dquot.h
> @@ -30,7 +30,7 @@ enum {
>  /*
>   * The incore dquot structure
>   */
> -typedef struct xfs_dquot {
> +struct xfs_dquot {
>  	uint		 dq_flags;	/* various flags (XFS_DQ_*) */
>  	struct list_head q_lru;		/* global free list of dquots */
>  	struct xfs_mount*q_mount;	/* filesystem this relates to */
> @@ -51,7 +51,7 @@ typedef struct xfs_dquot {
>  	struct completion q_flush;	/* flush completion queue */
>  	atomic_t	  q_pincount;	/* dquot pin count */
>  	wait_queue_head_t q_pinwait;	/* dquot pinning wait queue */
> -} xfs_dquot_t;
> +};
>  
>  /*
>   * Lock hierarchy for q_qlock:
> @@ -68,17 +68,17 @@ enum {
>   * queue synchronizes processes attempting to flush the in-core dquot back to
>   * disk.
>   */
> -static inline void xfs_dqflock(xfs_dquot_t *dqp)
> +static inline void xfs_dqflock(struct xfs_dquot *dqp)
>  {
>  	wait_for_completion(&dqp->q_flush);
>  }
>  
> -static inline bool xfs_dqflock_nowait(xfs_dquot_t *dqp)
> +static inline bool xfs_dqflock_nowait(struct xfs_dquot *dqp)
>  {
>  	return try_wait_for_completion(&dqp->q_flush);
>  }
>  
> -static inline void xfs_dqfunlock(xfs_dquot_t *dqp)
> +static inline void xfs_dqfunlock(struct xfs_dquot *dqp)
>  {
>  	complete(&dqp->q_flush);
>  }
> @@ -112,7 +112,7 @@ static inline int xfs_this_quota_on(struct xfs_mount *mp, int type)
>  	}
>  }
>  
> -static inline xfs_dquot_t *xfs_inode_dquot(struct xfs_inode *ip, int type)
> +static inline struct xfs_dquot *xfs_inode_dquot(struct xfs_inode *ip, int type)
>  {
>  	switch (type & XFS_DQ_ALLTYPES) {
>  	case XFS_DQ_USER:
> @@ -147,9 +147,10 @@ static inline bool xfs_dquot_lowsp(struct xfs_dquot *dqp)
>  #define XFS_QM_ISPDQ(dqp)	((dqp)->dq_flags & XFS_DQ_PROJ)
>  #define XFS_QM_ISGDQ(dqp)	((dqp)->dq_flags & XFS_DQ_GROUP)
>  
> -extern void		xfs_qm_dqdestroy(xfs_dquot_t *);
> -extern int		xfs_qm_dqflush(struct xfs_dquot *, struct xfs_buf **);
> -extern void		xfs_qm_dqunpin_wait(xfs_dquot_t *);
> +extern void		xfs_qm_dqdestroy(struct xfs_dquot *dqp);
> +extern int		xfs_qm_dqflush(struct xfs_dquot *dqp,
> +					struct xfs_buf **bpp);
> +extern void		xfs_qm_dqunpin_wait(struct xfs_dquot *dqp);
>  extern void		xfs_qm_adjust_dqtimers(xfs_mount_t *,
>  					struct xfs_disk_dquot *);
>  extern void		xfs_qm_adjust_dqlimits(struct xfs_mount *,
> @@ -167,7 +168,7 @@ extern int		xfs_qm_dqget_next(struct xfs_mount *mp, xfs_dqid_t id,
>  extern int		xfs_qm_dqget_uncached(struct xfs_mount *mp,
>  					xfs_dqid_t id, uint type,
>  					struct xfs_dquot **dqpp);
> -extern void		xfs_qm_dqput(xfs_dquot_t *);
> +extern void		xfs_qm_dqput(struct xfs_dquot *dqp);
>  
>  extern void		xfs_dqlock2(struct xfs_dquot *, struct xfs_dquot *);
>  
> diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c
> index ecd8ce152ab1..a8b278348f5a 100644
> --- a/fs/xfs/xfs_qm.c
> +++ b/fs/xfs/xfs_qm.c
> @@ -243,14 +243,14 @@ xfs_qm_unmount_quotas(
>  
>  STATIC int
>  xfs_qm_dqattach_one(
> -	xfs_inode_t	*ip,
> -	xfs_dqid_t	id,
> -	uint		type,
> -	bool		doalloc,
> -	xfs_dquot_t	**IO_idqpp)
> +	xfs_inode_t		*ip,

Same general "kill the other typedefs when you touch a clump of them" (and
our national nightmare will slowly go away) here. :)

Otherwise looks reasonable.

--D

> +	xfs_dqid_t		id,
> +	uint			type,
> +	bool			doalloc,
> +	struct xfs_dquot	**IO_idqpp)
>  {
> -	xfs_dquot_t	*dqp;
> -	int		error;
> +	struct xfs_dquot	*dqp;
> +	int			error;
>  
>  	ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
>  	error = 0;
> @@ -543,7 +543,7 @@ xfs_qm_set_defquota(
>  	uint		type,
>  	xfs_quotainfo_t	*qinf)
>  {
> -	xfs_dquot_t		*dqp;
> +	struct xfs_dquot	*dqp;
>  	struct xfs_def_quota    *defq;
>  	struct xfs_disk_dquot	*ddqp;
>  	int			error;
> @@ -1737,14 +1737,14 @@ xfs_qm_vop_dqalloc(
>   * Actually transfer ownership, and do dquot modifications.
>   * These were already reserved.
>   */
> -xfs_dquot_t *
> +struct xfs_dquot *
>  xfs_qm_vop_chown(
> -	xfs_trans_t	*tp,
> -	xfs_inode_t	*ip,
> -	xfs_dquot_t	**IO_olddq,
> -	xfs_dquot_t	*newdq)
> +	xfs_trans_t		*tp,
> +	xfs_inode_t		*ip,
> +	struct xfs_dquot	**IO_olddq,
> +	struct xfs_dquot	*newdq)
>  {
> -	xfs_dquot_t	*prevdq;
> +	struct xfs_dquot	*prevdq;
>  	uint		bfield = XFS_IS_REALTIME_INODE(ip) ?
>  				 XFS_TRANS_DQ_RTBCOUNT : XFS_TRANS_DQ_BCOUNT;
>  
> diff --git a/fs/xfs/xfs_qm_bhv.c b/fs/xfs/xfs_qm_bhv.c
> index 5d72e88598b4..1830f52d5975 100644
> --- a/fs/xfs/xfs_qm_bhv.c
> +++ b/fs/xfs/xfs_qm_bhv.c
> @@ -58,7 +58,7 @@ xfs_qm_statvfs(
>  	struct kstatfs		*statp)
>  {
>  	xfs_mount_t		*mp = ip->i_mount;
> -	xfs_dquot_t		*dqp;
> +	struct xfs_dquot	*dqp;
>  
>  	if (!xfs_qm_dqget(mp, xfs_get_projid(ip), XFS_DQ_PROJ, false, &dqp)) {
>  		xfs_fill_statvfs_from_dquot(statp, dqp);
> diff --git a/fs/xfs/xfs_trans_dquot.c b/fs/xfs/xfs_trans_dquot.c
> index 16457465833b..ceb25d1cfdb1 100644
> --- a/fs/xfs/xfs_trans_dquot.c
> +++ b/fs/xfs/xfs_trans_dquot.c
> @@ -25,8 +25,8 @@ STATIC void	xfs_trans_alloc_dqinfo(xfs_trans_t *);
>   */
>  void
>  xfs_trans_dqjoin(
> -	xfs_trans_t	*tp,
> -	xfs_dquot_t	*dqp)
> +	xfs_trans_t		*tp,
> +	struct xfs_dquot	*dqp)
>  {
>  	ASSERT(XFS_DQ_IS_LOCKED(dqp));
>  	ASSERT(dqp->q_logitem.qli_dquot == dqp);
> @@ -49,8 +49,8 @@ xfs_trans_dqjoin(
>   */
>  void
>  xfs_trans_log_dquot(
> -	xfs_trans_t	*tp,
> -	xfs_dquot_t	*dqp)
> +	xfs_trans_t		*tp,
> +	struct xfs_dquot	*dqp)
>  {
>  	ASSERT(XFS_DQ_IS_LOCKED(dqp));
>  
> @@ -489,7 +489,7 @@ xfs_trans_unreserve_and_mod_dquots(
>  	xfs_trans_t		*tp)
>  {
>  	int			i, j;
> -	xfs_dquot_t		*dqp;
> +	struct xfs_dquot	*dqp;
>  	struct xfs_dqtrx	*qtrx, *qa;
>  	bool                    locked;
>  
> @@ -571,21 +571,21 @@ xfs_quota_warn(
>   */
>  STATIC int
>  xfs_trans_dqresv(
> -	xfs_trans_t	*tp,
> -	xfs_mount_t	*mp,
> -	xfs_dquot_t	*dqp,
> -	int64_t		nblks,
> -	long		ninos,
> -	uint		flags)
> +	xfs_trans_t		*tp,
> +	xfs_mount_t		*mp,
> +	struct xfs_dquot	*dqp,
> +	int64_t			nblks,
> +	long			ninos,
> +	uint			flags)
>  {
> -	xfs_qcnt_t	hardlimit;
> -	xfs_qcnt_t	softlimit;
> -	time_t		timer;
> -	xfs_qwarncnt_t	warns;
> -	xfs_qwarncnt_t	warnlimit;
> -	xfs_qcnt_t	total_count;
> -	xfs_qcnt_t	*resbcountp;
> -	xfs_quotainfo_t	*q = mp->m_quotainfo;
> +	xfs_qcnt_t		hardlimit;
> +	xfs_qcnt_t		softlimit;
> +	time_t			timer;
> +	xfs_qwarncnt_t		warns;
> +	xfs_qwarncnt_t		warnlimit;
> +	xfs_qcnt_t		total_count;
> +	xfs_qcnt_t		*resbcountp;
> +	xfs_quotainfo_t		*q = mp->m_quotainfo;
>  	struct xfs_def_quota	*defq;
>  
>  
> -- 
> 2.23.0
>