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From: "Darrick J. Wong" <djwong@kernel.org>
To: Christoph Hellwig <hch@lst.de>
Cc: Carlos Maiolino <cem@kernel.org>, linux-xfs@vger.kernel.org
Subject: Re: [PATCH 6/8] xfs: return the allocated transaction from xchk_trans_alloc_empty
Date: Tue, 15 Jul 2025 07:59:38 -0700	[thread overview]
Message-ID: <20250715145938.GY2672049@frogsfrogsfrogs> (raw)
In-Reply-To: <20250715122544.1943403-7-hch@lst.de>

On Tue, Jul 15, 2025 at 02:25:39PM +0200, Christoph Hellwig wrote:
> xchk_trans_alloc_empty can't return errors, so return the allocated
> transaction directly instead of an output double pointer argument.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
>  fs/xfs/scrub/common.c        |  6 +++---
>  fs/xfs/scrub/common.h        |  2 +-
>  fs/xfs/scrub/dir_repair.c    |  8 ++------
>  fs/xfs/scrub/fscounters.c    |  3 ++-
>  fs/xfs/scrub/metapath.c      |  4 +---
>  fs/xfs/scrub/nlinks.c        |  8 ++------
>  fs/xfs/scrub/nlinks_repair.c |  4 +---
>  fs/xfs/scrub/parent_repair.c | 12 +++---------
>  fs/xfs/scrub/quotacheck.c    |  4 +---
>  fs/xfs/scrub/rmap_repair.c   |  4 +---
>  fs/xfs/scrub/rtrmap_repair.c |  4 +---
>  11 files changed, 18 insertions(+), 41 deletions(-)

Moar yaaaay,
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>

--D

> 
> diff --git a/fs/xfs/scrub/common.c b/fs/xfs/scrub/common.c
> index d080f4e6e9d8..2ef7742be7d3 100644
> --- a/fs/xfs/scrub/common.c
> +++ b/fs/xfs/scrub/common.c
> @@ -866,12 +866,11 @@ xchk_trans_cancel(
>  	sc->tp = NULL;
>  }
>  
> -int
> +void
>  xchk_trans_alloc_empty(
>  	struct xfs_scrub	*sc)
>  {
>  	sc->tp = xfs_trans_alloc_empty(sc->mp);
> -	return 0;
>  }
>  
>  /*
> @@ -893,7 +892,8 @@ xchk_trans_alloc(
>  		return xfs_trans_alloc(sc->mp, &M_RES(sc->mp)->tr_itruncate,
>  				resblks, 0, 0, &sc->tp);
>  
> -	return xchk_trans_alloc_empty(sc);
> +	xchk_trans_alloc_empty(sc);
> +	return 0;
>  }
>  
>  /* Set us up with a transaction and an empty context. */
> diff --git a/fs/xfs/scrub/common.h b/fs/xfs/scrub/common.h
> index 19877d99f255..ddbc065c798c 100644
> --- a/fs/xfs/scrub/common.h
> +++ b/fs/xfs/scrub/common.h
> @@ -7,7 +7,7 @@
>  #define __XFS_SCRUB_COMMON_H__
>  
>  int xchk_trans_alloc(struct xfs_scrub *sc, uint resblks);
> -int xchk_trans_alloc_empty(struct xfs_scrub *sc);
> +void xchk_trans_alloc_empty(struct xfs_scrub *sc);
>  void xchk_trans_cancel(struct xfs_scrub *sc);
>  
>  bool xchk_process_error(struct xfs_scrub *sc, xfs_agnumber_t agno,
> diff --git a/fs/xfs/scrub/dir_repair.c b/fs/xfs/scrub/dir_repair.c
> index 249313882108..8d3b550990b5 100644
> --- a/fs/xfs/scrub/dir_repair.c
> +++ b/fs/xfs/scrub/dir_repair.c
> @@ -1289,9 +1289,7 @@ xrep_dir_scan_dirtree(
>  	if (sc->ilock_flags & (XFS_ILOCK_SHARED | XFS_ILOCK_EXCL))
>  		xchk_iunlock(sc, sc->ilock_flags & (XFS_ILOCK_SHARED |
>  						    XFS_ILOCK_EXCL));
> -	error = xchk_trans_alloc_empty(sc);
> -	if (error)
> -		return error;
> +	xchk_trans_alloc_empty(sc);
>  
>  	while ((error = xchk_iscan_iter(&rd->pscan.iscan, &ip)) == 1) {
>  		bool		flush;
> @@ -1317,9 +1315,7 @@ xrep_dir_scan_dirtree(
>  			if (error)
>  				break;
>  
> -			error = xchk_trans_alloc_empty(sc);
> -			if (error)
> -				break;
> +			xchk_trans_alloc_empty(sc);
>  		}
>  
>  		if (xchk_should_terminate(sc, &error))
> diff --git a/fs/xfs/scrub/fscounters.c b/fs/xfs/scrub/fscounters.c
> index 9b598c5790ad..cebd0d526926 100644
> --- a/fs/xfs/scrub/fscounters.c
> +++ b/fs/xfs/scrub/fscounters.c
> @@ -237,7 +237,8 @@ xchk_setup_fscounters(
>  			return error;
>  	}
>  
> -	return xchk_trans_alloc_empty(sc);
> +	xchk_trans_alloc_empty(sc);
> +	return 0;
>  }
>  
>  /*
> diff --git a/fs/xfs/scrub/metapath.c b/fs/xfs/scrub/metapath.c
> index e21c16fbd15d..14939d7de349 100644
> --- a/fs/xfs/scrub/metapath.c
> +++ b/fs/xfs/scrub/metapath.c
> @@ -318,9 +318,7 @@ xchk_metapath(
>  		return 0;
>  	}
>  
> -	error = xchk_trans_alloc_empty(sc);
> -	if (error)
> -		return error;
> +	xchk_trans_alloc_empty(sc);
>  
>  	error = xchk_metapath_ilock_both(mpath);
>  	if (error)
> diff --git a/fs/xfs/scrub/nlinks.c b/fs/xfs/scrub/nlinks.c
> index 4a47d0aabf73..26721fab5cab 100644
> --- a/fs/xfs/scrub/nlinks.c
> +++ b/fs/xfs/scrub/nlinks.c
> @@ -555,9 +555,7 @@ xchk_nlinks_collect(
>  	 * do not take sb_internal.
>  	 */
>  	xchk_trans_cancel(sc);
> -	error = xchk_trans_alloc_empty(sc);
> -	if (error)
> -		return error;
> +	xchk_trans_alloc_empty(sc);
>  
>  	while ((error = xchk_iscan_iter(&xnc->collect_iscan, &ip)) == 1) {
>  		if (S_ISDIR(VFS_I(ip)->i_mode))
> @@ -880,9 +878,7 @@ xchk_nlinks_compare(
>  	 * inactivation workqueue.
>  	 */
>  	xchk_trans_cancel(sc);
> -	error = xchk_trans_alloc_empty(sc);
> -	if (error)
> -		return error;
> +	xchk_trans_alloc_empty(sc);
>  
>  	/*
>  	 * Use the inobt to walk all allocated inodes to compare the link
> diff --git a/fs/xfs/scrub/nlinks_repair.c b/fs/xfs/scrub/nlinks_repair.c
> index 4ebdee095428..6ef2ee9c3814 100644
> --- a/fs/xfs/scrub/nlinks_repair.c
> +++ b/fs/xfs/scrub/nlinks_repair.c
> @@ -340,9 +340,7 @@ xrep_nlinks(
>  		 * We can only push the inactivation workqueues with an empty
>  		 * transaction.
>  		 */
> -		error = xchk_trans_alloc_empty(sc);
> -		if (error)
> -			break;
> +		xchk_trans_alloc_empty(sc);
>  	}
>  	xchk_iscan_iter_finish(&xnc->compare_iscan);
>  	xchk_iscan_teardown(&xnc->compare_iscan);
> diff --git a/fs/xfs/scrub/parent_repair.c b/fs/xfs/scrub/parent_repair.c
> index 31bfe10be22a..2949feda6271 100644
> --- a/fs/xfs/scrub/parent_repair.c
> +++ b/fs/xfs/scrub/parent_repair.c
> @@ -569,9 +569,7 @@ xrep_parent_scan_dirtree(
>  	if (sc->ilock_flags & (XFS_ILOCK_SHARED | XFS_ILOCK_EXCL))
>  		xchk_iunlock(sc, sc->ilock_flags & (XFS_ILOCK_SHARED |
>  						    XFS_ILOCK_EXCL));
> -	error = xchk_trans_alloc_empty(sc);
> -	if (error)
> -		return error;
> +	xchk_trans_alloc_empty(sc);
>  
>  	while ((error = xchk_iscan_iter(&rp->pscan.iscan, &ip)) == 1) {
>  		bool		flush;
> @@ -597,9 +595,7 @@ xrep_parent_scan_dirtree(
>  			if (error)
>  				break;
>  
> -			error = xchk_trans_alloc_empty(sc);
> -			if (error)
> -				break;
> +			xchk_trans_alloc_empty(sc);
>  		}
>  
>  		if (xchk_should_terminate(sc, &error))
> @@ -1099,9 +1095,7 @@ xrep_parent_flush_xattrs(
>  	xrep_tempfile_iounlock(rp->sc);
>  
>  	/* Recreate the empty transaction and relock the inode. */
> -	error = xchk_trans_alloc_empty(rp->sc);
> -	if (error)
> -		return error;
> +	xchk_trans_alloc_empty(rp->sc);
>  	xchk_ilock(rp->sc, XFS_ILOCK_EXCL);
>  	return 0;
>  }
> diff --git a/fs/xfs/scrub/quotacheck.c b/fs/xfs/scrub/quotacheck.c
> index dc4033b91e44..e4105aaafe84 100644
> --- a/fs/xfs/scrub/quotacheck.c
> +++ b/fs/xfs/scrub/quotacheck.c
> @@ -505,9 +505,7 @@ xqcheck_collect_counts(
>  	 * transactions do not take sb_internal.
>  	 */
>  	xchk_trans_cancel(sc);
> -	error = xchk_trans_alloc_empty(sc);
> -	if (error)
> -		return error;
> +	xchk_trans_alloc_empty(sc);
>  
>  	while ((error = xchk_iscan_iter(&xqc->iscan, &ip)) == 1) {
>  		error = xqcheck_collect_inode(xqc, ip);
> diff --git a/fs/xfs/scrub/rmap_repair.c b/fs/xfs/scrub/rmap_repair.c
> index f5f73078ffe2..bf1e632b449a 100644
> --- a/fs/xfs/scrub/rmap_repair.c
> +++ b/fs/xfs/scrub/rmap_repair.c
> @@ -951,9 +951,7 @@ xrep_rmap_find_rmaps(
>  	sa->agf_bp = NULL;
>  	sa->agi_bp = NULL;
>  	xchk_trans_cancel(sc);
> -	error = xchk_trans_alloc_empty(sc);
> -	if (error)
> -		return error;
> +	xchk_trans_alloc_empty(sc);
>  
>  	/* Iterate all AGs for inodes rmaps. */
>  	while ((error = xchk_iscan_iter(&rr->iscan, &ip)) == 1) {
> diff --git a/fs/xfs/scrub/rtrmap_repair.c b/fs/xfs/scrub/rtrmap_repair.c
> index fc2592c53af5..4a56726d9952 100644
> --- a/fs/xfs/scrub/rtrmap_repair.c
> +++ b/fs/xfs/scrub/rtrmap_repair.c
> @@ -580,9 +580,7 @@ xrep_rtrmap_find_rmaps(
>  	 */
>  	xchk_trans_cancel(sc);
>  	xchk_rtgroup_unlock(&sc->sr);
> -	error = xchk_trans_alloc_empty(sc);
> -	if (error)
> -		return error;
> +	xchk_trans_alloc_empty(sc);
>  
>  	while ((error = xchk_iscan_iter(&rr->iscan, &ip)) == 1) {
>  		error = xrep_rtrmap_scan_inode(rr, ip);
> -- 
> 2.47.2
> 
> 

  reply	other threads:[~2025-07-15 14:59 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-15 12:25 cleanup transaction allocation Christoph Hellwig
2025-07-15 12:25 ` [PATCH 1/8] xfs: use xfs_trans_reserve_more in xfs_trans_reserve_more_inode Christoph Hellwig
2025-07-15 14:47   ` Darrick J. Wong
2025-07-15 12:25 ` [PATCH 2/8] xfs: don't use xfs_trans_reserve in xfs_trans_reserve_more Christoph Hellwig
2025-07-15 14:49   ` Darrick J. Wong
2025-07-15 15:35     ` Christoph Hellwig
2025-07-15 15:55       ` Darrick J. Wong
2025-07-15 12:25 ` [PATCH 3/8] xfs: decouple xfs_trans_alloc_empty from xfs_trans_alloc Christoph Hellwig
2025-07-15 14:54   ` Darrick J. Wong
2025-07-15 12:25 ` [PATCH 4/8] xfs: don't use xfs_trans_reserve in xfs_trans_roll Christoph Hellwig
2025-07-15 14:59   ` Darrick J. Wong
2025-07-15 12:25 ` [PATCH 5/8] xfs: return the allocated transaction from xfs_trans_alloc_empty Christoph Hellwig
2025-07-15 14:59   ` Darrick J. Wong
2025-07-15 12:25 ` [PATCH 6/8] xfs: return the allocated transaction from xchk_trans_alloc_empty Christoph Hellwig
2025-07-15 14:59   ` Darrick J. Wong [this message]
2025-07-15 12:25 ` [PATCH 7/8] xfs: return the allocated transaction from xrep_trans_alloc_hook_dummy Christoph Hellwig
2025-07-15 15:18   ` Darrick J. Wong
2025-07-15 15:36     ` Christoph Hellwig
2025-07-15 12:25 ` [PATCH 8/8] xfs: remove the xlog_ticket_t typedef Christoph Hellwig
2025-07-15 15:18   ` Darrick J. Wong
  -- strict thread matches above, loose matches on Subject: below --
2025-07-16 12:43 cleanup transaction allocation v2 Christoph Hellwig
2025-07-16 12:43 ` [PATCH 6/8] xfs: return the allocated transaction from xchk_trans_alloc_empty Christoph Hellwig

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