[2/5] xfs: turn io_append_trans into an io_private void pointer
diff mbox series

Message ID 156444953370.2682520.16687269798277531218.stgit@magnolia
State New
Headers show
Series
  • xfs: use the iomap writeback code
Related show

Commit Message

Darrick J. Wong July 30, 2019, 1:18 a.m. UTC
From: Christoph Hellwig <hch@lst.de>

In preparation for moving the ioend structure to common code we need
to get rid of the xfs-specific xfs_trans type.  Just make it a file
system private void pointer instead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 fs/xfs/xfs_aops.c |   26 +++++++++++++-------------
 fs/xfs/xfs_aops.h |    2 +-
 2 files changed, 14 insertions(+), 14 deletions(-)

Comments

Carlos Maiolino Aug. 5, 2019, 12:40 p.m. UTC | #1
On Mon, Jul 29, 2019 at 06:18:53PM -0700, Darrick J. Wong wrote:
> From: Christoph Hellwig <hch@lst.de>
> 
> In preparation for moving the ioend structure to common code we need
> to get rid of the xfs-specific xfs_trans type.  Just make it a file
> system private void pointer instead.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
> ---
>  fs/xfs/xfs_aops.c |   26 +++++++++++++-------------
>  fs/xfs/xfs_aops.h |    2 +-
>  2 files changed, 14 insertions(+), 14 deletions(-)
> 


Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>

> 
> diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
> index 8a1cd562a358..12f42922251c 100644
> --- a/fs/xfs/xfs_aops.c
> +++ b/fs/xfs/xfs_aops.c
> @@ -150,7 +150,7 @@ xfs_setfilesize_trans_alloc(
>  	if (error)
>  		return error;
>  
> -	ioend->io_append_trans = tp;
> +	ioend->io_private = tp;
>  
>  	/*
>  	 * We may pass freeze protection with a transaction.  So tell lockdep
> @@ -217,7 +217,7 @@ xfs_setfilesize_ioend(
>  	int			error)
>  {
>  	struct xfs_inode	*ip = XFS_I(ioend->io_inode);
> -	struct xfs_trans	*tp = ioend->io_append_trans;
> +	struct xfs_trans	*tp = ioend->io_private;
>  
>  	/*
>  	 * The transaction may have been allocated in the I/O submission thread,
> @@ -282,10 +282,10 @@ xfs_end_ioend(
>  	else if (ioend->io_type == IOMAP_UNWRITTEN)
>  		error = xfs_iomap_write_unwritten(ip, offset, size, false);
>  	else
> -		ASSERT(!xfs_ioend_is_append(ioend) || ioend->io_append_trans);
> +		ASSERT(!xfs_ioend_is_append(ioend) || ioend->io_private);
>  
>  done:
> -	if (ioend->io_append_trans)
> +	if (ioend->io_private)
>  		error = xfs_setfilesize_ioend(ioend, error);
>  	xfs_destroy_ioends(ioend, error);
>  	memalloc_nofs_restore(nofs_flag);
> @@ -318,13 +318,13 @@ xfs_ioend_can_merge(
>   * as it is guaranteed to be clean.
>   */
>  static void
> -xfs_ioend_merge_append_transactions(
> +xfs_ioend_merge_private(
>  	struct xfs_ioend	*ioend,
>  	struct xfs_ioend	*next)
>  {
> -	if (!ioend->io_append_trans) {
> -		ioend->io_append_trans = next->io_append_trans;
> -		next->io_append_trans = NULL;
> +	if (!ioend->io_private) {
> +		ioend->io_private = next->io_private;
> +		next->io_private = NULL;
>  	} else {
>  		xfs_setfilesize_ioend(next, -ECANCELED);
>  	}
> @@ -346,8 +346,8 @@ xfs_ioend_try_merge(
>  			break;
>  		list_move_tail(&next->io_list, &ioend->io_list);
>  		ioend->io_size += next->io_size;
> -		if (next->io_append_trans)
> -			xfs_ioend_merge_append_transactions(ioend, next);
> +		if (next->io_private)
> +			xfs_ioend_merge_private(ioend, next);
>  	}
>  }
>  
> @@ -410,7 +410,7 @@ xfs_end_bio(
>  
>  	if (ioend->io_fork == XFS_COW_FORK ||
>  	    ioend->io_type == IOMAP_UNWRITTEN ||
> -	    ioend->io_append_trans != NULL) {
> +	    ioend->io_private) {
>  		spin_lock_irqsave(&ip->i_ioend_lock, flags);
>  		if (list_empty(&ip->i_ioend_list))
>  			WARN_ON_ONCE(!queue_work(mp->m_unwritten_workqueue,
> @@ -675,7 +675,7 @@ xfs_submit_ioend(
>  	    (ioend->io_fork == XFS_COW_FORK ||
>  	     ioend->io_type != IOMAP_UNWRITTEN) &&
>  	    xfs_ioend_is_append(ioend) &&
> -	    !ioend->io_append_trans)
> +	    !ioend->io_private)
>  		status = xfs_setfilesize_trans_alloc(ioend);
>  
>  	memalloc_nofs_restore(nofs_flag);
> @@ -724,7 +724,7 @@ xfs_alloc_ioend(
>  	ioend->io_inode = inode;
>  	ioend->io_size = 0;
>  	ioend->io_offset = offset;
> -	ioend->io_append_trans = NULL;
> +	ioend->io_private = NULL;
>  	ioend->io_bio = bio;
>  	return ioend;
>  }
> diff --git a/fs/xfs/xfs_aops.h b/fs/xfs/xfs_aops.h
> index 4af8ec0115cd..6a45d675dcba 100644
> --- a/fs/xfs/xfs_aops.h
> +++ b/fs/xfs/xfs_aops.h
> @@ -18,7 +18,7 @@ struct xfs_ioend {
>  	struct inode		*io_inode;	/* file being written to */
>  	size_t			io_size;	/* size of the extent */
>  	xfs_off_t		io_offset;	/* offset in the file */
> -	struct xfs_trans	*io_append_trans;/* xact. for size update */
> +	void			*io_private;	/* file system private data */
>  	struct bio		*io_bio;	/* bio being built */
>  	struct bio		io_inline_bio;	/* MUST BE LAST! */
>  };
>

Patch
diff mbox series

diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index 8a1cd562a358..12f42922251c 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -150,7 +150,7 @@  xfs_setfilesize_trans_alloc(
 	if (error)
 		return error;
 
-	ioend->io_append_trans = tp;
+	ioend->io_private = tp;
 
 	/*
 	 * We may pass freeze protection with a transaction.  So tell lockdep
@@ -217,7 +217,7 @@  xfs_setfilesize_ioend(
 	int			error)
 {
 	struct xfs_inode	*ip = XFS_I(ioend->io_inode);
-	struct xfs_trans	*tp = ioend->io_append_trans;
+	struct xfs_trans	*tp = ioend->io_private;
 
 	/*
 	 * The transaction may have been allocated in the I/O submission thread,
@@ -282,10 +282,10 @@  xfs_end_ioend(
 	else if (ioend->io_type == IOMAP_UNWRITTEN)
 		error = xfs_iomap_write_unwritten(ip, offset, size, false);
 	else
-		ASSERT(!xfs_ioend_is_append(ioend) || ioend->io_append_trans);
+		ASSERT(!xfs_ioend_is_append(ioend) || ioend->io_private);
 
 done:
-	if (ioend->io_append_trans)
+	if (ioend->io_private)
 		error = xfs_setfilesize_ioend(ioend, error);
 	xfs_destroy_ioends(ioend, error);
 	memalloc_nofs_restore(nofs_flag);
@@ -318,13 +318,13 @@  xfs_ioend_can_merge(
  * as it is guaranteed to be clean.
  */
 static void
-xfs_ioend_merge_append_transactions(
+xfs_ioend_merge_private(
 	struct xfs_ioend	*ioend,
 	struct xfs_ioend	*next)
 {
-	if (!ioend->io_append_trans) {
-		ioend->io_append_trans = next->io_append_trans;
-		next->io_append_trans = NULL;
+	if (!ioend->io_private) {
+		ioend->io_private = next->io_private;
+		next->io_private = NULL;
 	} else {
 		xfs_setfilesize_ioend(next, -ECANCELED);
 	}
@@ -346,8 +346,8 @@  xfs_ioend_try_merge(
 			break;
 		list_move_tail(&next->io_list, &ioend->io_list);
 		ioend->io_size += next->io_size;
-		if (next->io_append_trans)
-			xfs_ioend_merge_append_transactions(ioend, next);
+		if (next->io_private)
+			xfs_ioend_merge_private(ioend, next);
 	}
 }
 
@@ -410,7 +410,7 @@  xfs_end_bio(
 
 	if (ioend->io_fork == XFS_COW_FORK ||
 	    ioend->io_type == IOMAP_UNWRITTEN ||
-	    ioend->io_append_trans != NULL) {
+	    ioend->io_private) {
 		spin_lock_irqsave(&ip->i_ioend_lock, flags);
 		if (list_empty(&ip->i_ioend_list))
 			WARN_ON_ONCE(!queue_work(mp->m_unwritten_workqueue,
@@ -675,7 +675,7 @@  xfs_submit_ioend(
 	    (ioend->io_fork == XFS_COW_FORK ||
 	     ioend->io_type != IOMAP_UNWRITTEN) &&
 	    xfs_ioend_is_append(ioend) &&
-	    !ioend->io_append_trans)
+	    !ioend->io_private)
 		status = xfs_setfilesize_trans_alloc(ioend);
 
 	memalloc_nofs_restore(nofs_flag);
@@ -724,7 +724,7 @@  xfs_alloc_ioend(
 	ioend->io_inode = inode;
 	ioend->io_size = 0;
 	ioend->io_offset = offset;
-	ioend->io_append_trans = NULL;
+	ioend->io_private = NULL;
 	ioend->io_bio = bio;
 	return ioend;
 }
diff --git a/fs/xfs/xfs_aops.h b/fs/xfs/xfs_aops.h
index 4af8ec0115cd..6a45d675dcba 100644
--- a/fs/xfs/xfs_aops.h
+++ b/fs/xfs/xfs_aops.h
@@ -18,7 +18,7 @@  struct xfs_ioend {
 	struct inode		*io_inode;	/* file being written to */
 	size_t			io_size;	/* size of the extent */
 	xfs_off_t		io_offset;	/* offset in the file */
-	struct xfs_trans	*io_append_trans;/* xact. for size update */
+	void			*io_private;	/* file system private data */
 	struct bio		*io_bio;	/* bio being built */
 	struct bio		io_inline_bio;	/* MUST BE LAST! */
 };