[25/28] xfs: hoist setting of XFS_LI_RECOVERED to caller
diff mbox series

Message ID 158864119233.182683.339682087935092440.stgit@magnolia
State Superseded
Headers show
Series
  • xfs: refactor log recovery
Related show

Commit Message

Darrick J. Wong May 5, 2020, 1:13 a.m. UTC
From: Darrick J. Wong <darrick.wong@oracle.com>

The only purpose of XFS_LI_RECOVERED is to prevent log recovery from
trying to replay recovered intents more than once.  Therefore, we can
move the bit setting up to the ->iop_recover caller.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 fs/xfs/xfs_bmap_item.c     |    5 -----
 fs/xfs/xfs_extfree_item.c  |    4 ----
 fs/xfs/xfs_log_recover.c   |    2 +-
 fs/xfs/xfs_refcount_item.c |    4 ----
 fs/xfs/xfs_rmap_item.c     |    4 ----
 5 files changed, 1 insertion(+), 18 deletions(-)

Comments

Chandan Babu R May 6, 2020, 5:34 a.m. UTC | #1
On Tuesday 5 May 2020 6:43:12 AM IST Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
> 
> The only purpose of XFS_LI_RECOVERED is to prevent log recovery from
> trying to replay recovered intents more than once.  Therefore, we can
> move the bit setting up to the ->iop_recover caller.
>

The functionality is the same as was before applying this patch.

Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com>

> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
> ---
>  fs/xfs/xfs_bmap_item.c     |    5 -----
>  fs/xfs/xfs_extfree_item.c  |    4 ----
>  fs/xfs/xfs_log_recover.c   |    2 +-
>  fs/xfs/xfs_refcount_item.c |    4 ----
>  fs/xfs/xfs_rmap_item.c     |    4 ----
>  5 files changed, 1 insertion(+), 18 deletions(-)
> 
> 
> diff --git a/fs/xfs/xfs_bmap_item.c b/fs/xfs/xfs_bmap_item.c
> index 8f0dc6d550d1..0793c317defb 100644
> --- a/fs/xfs/xfs_bmap_item.c
> +++ b/fs/xfs/xfs_bmap_item.c
> @@ -442,11 +442,8 @@ xfs_bui_item_recover(
>  	int				whichfork;
>  	int				error = 0;
>  
> -	ASSERT(!test_bit(XFS_LI_RECOVERED, &buip->bui_item.li_flags));
> -
>  	/* Only one mapping operation per BUI... */
>  	if (buip->bui_format.bui_nextents != XFS_BUI_MAX_FAST_EXTENTS) {
> -		set_bit(XFS_LI_RECOVERED, &buip->bui_item.li_flags);
>  		xfs_bui_release(buip);
>  		return -EFSCORRUPTED;
>  	}
> @@ -480,7 +477,6 @@ xfs_bui_item_recover(
>  		 * This will pull the BUI from the AIL and
>  		 * free the memory associated with it.
>  		 */
> -		set_bit(XFS_LI_RECOVERED, &buip->bui_item.li_flags);
>  		xfs_bui_release(buip);
>  		return -EFSCORRUPTED;
>  	}
> @@ -538,7 +534,6 @@ xfs_bui_item_recover(
>  		xfs_bmap_unmap_extent(tp, ip, &irec);
>  	}
>  
> -	set_bit(XFS_LI_RECOVERED, &buip->bui_item.li_flags);
>  	xfs_defer_move(parent_tp, tp);
>  	error = xfs_trans_commit(tp);
>  	xfs_iunlock(ip, XFS_ILOCK_EXCL);
> diff --git a/fs/xfs/xfs_extfree_item.c b/fs/xfs/xfs_extfree_item.c
> index ec8a79fe6cab..b92678bede24 100644
> --- a/fs/xfs/xfs_extfree_item.c
> +++ b/fs/xfs/xfs_extfree_item.c
> @@ -594,8 +594,6 @@ xfs_efi_item_recover(
>  	int				i;
>  	int				error = 0;
>  
> -	ASSERT(!test_bit(XFS_LI_RECOVERED, &efip->efi_item.li_flags));
> -
>  	/*
>  	 * First check the validity of the extents described by the
>  	 * EFI.  If any are bad, then assume that all are bad and
> @@ -613,7 +611,6 @@ xfs_efi_item_recover(
>  			 * This will pull the EFI from the AIL and
>  			 * free the memory associated with it.
>  			 */
> -			set_bit(XFS_LI_RECOVERED, &efip->efi_item.li_flags);
>  			xfs_efi_release(efip);
>  			return -EFSCORRUPTED;
>  		}
> @@ -634,7 +631,6 @@ xfs_efi_item_recover(
>  
>  	}
>  
> -	set_bit(XFS_LI_RECOVERED, &efip->efi_item.li_flags);
>  	error = xfs_trans_commit(tp);
>  	return error;
>  
> diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
> index 8ff957da2845..a49435db3be0 100644
> --- a/fs/xfs/xfs_log_recover.c
> +++ b/fs/xfs/xfs_log_recover.c
> @@ -2717,7 +2717,7 @@ xlog_recover_process_intents(
>  		 * this routine or else those subsequent intents will get
>  		 * replayed in the wrong order!
>  		 */
> -		if (!test_bit(XFS_LI_RECOVERED, &lip->li_flags)) {
> +		if (!test_and_set_bit(XFS_LI_RECOVERED, &lip->li_flags)) {
>  			spin_unlock(&ailp->ail_lock);
>  			error = lip->li_ops->iop_recover(lip, parent_tp);
>  			spin_lock(&ailp->ail_lock);
> diff --git a/fs/xfs/xfs_refcount_item.c b/fs/xfs/xfs_refcount_item.c
> index fab821fce76b..e6d355a09bb3 100644
> --- a/fs/xfs/xfs_refcount_item.c
> +++ b/fs/xfs/xfs_refcount_item.c
> @@ -442,8 +442,6 @@ xfs_cui_item_recover(
>  	int				i;
>  	int				error = 0;
>  
> -	ASSERT(!test_bit(XFS_LI_RECOVERED, &cuip->cui_item.li_flags));
> -
>  	/*
>  	 * First check the validity of the extents described by the
>  	 * CUI.  If any are bad, then assume that all are bad and
> @@ -473,7 +471,6 @@ xfs_cui_item_recover(
>  			 * This will pull the CUI from the AIL and
>  			 * free the memory associated with it.
>  			 */
> -			set_bit(XFS_LI_RECOVERED, &cuip->cui_item.li_flags);
>  			xfs_cui_release(cuip);
>  			return -EFSCORRUPTED;
>  		}
> @@ -557,7 +554,6 @@ xfs_cui_item_recover(
>  	}
>  
>  	xfs_refcount_finish_one_cleanup(tp, rcur, error);
> -	set_bit(XFS_LI_RECOVERED, &cuip->cui_item.li_flags);
>  	xfs_defer_move(parent_tp, tp);
>  	error = xfs_trans_commit(tp);
>  	return error;
> diff --git a/fs/xfs/xfs_rmap_item.c b/fs/xfs/xfs_rmap_item.c
> index c9233a220551..4a5e2b1cf75a 100644
> --- a/fs/xfs/xfs_rmap_item.c
> +++ b/fs/xfs/xfs_rmap_item.c
> @@ -482,8 +482,6 @@ xfs_rui_item_recover(
>  	int				whichfork;
>  	int				error = 0;
>  
> -	ASSERT(!test_bit(XFS_LI_RECOVERED, &ruip->rui_item.li_flags));
> -
>  	/*
>  	 * First check the validity of the extents described by the
>  	 * RUI.  If any are bad, then assume that all are bad and
> @@ -517,7 +515,6 @@ xfs_rui_item_recover(
>  			 * This will pull the RUI from the AIL and
>  			 * free the memory associated with it.
>  			 */
> -			set_bit(XFS_LI_RECOVERED, &ruip->rui_item.li_flags);
>  			xfs_rui_release(ruip);
>  			return -EFSCORRUPTED;
>  		}
> @@ -575,7 +572,6 @@ xfs_rui_item_recover(
>  	}
>  
>  	xfs_rmap_finish_one_cleanup(tp, rcur, error);
> -	set_bit(XFS_LI_RECOVERED, &ruip->rui_item.li_flags);
>  	error = xfs_trans_commit(tp);
>  	return error;
>  
> 
>
Christoph Hellwig May 6, 2020, 3:35 p.m. UTC | #2
On Mon, May 04, 2020 at 06:13:12PM -0700, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
> 
> The only purpose of XFS_LI_RECOVERED is to prevent log recovery from
> trying to replay recovered intents more than once.  Therefore, we can
> move the bit setting up to the ->iop_recover caller.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

Looks good,

Reviewed-by: Christoph Hellwig <hch@lst.de>

Patch
diff mbox series

diff --git a/fs/xfs/xfs_bmap_item.c b/fs/xfs/xfs_bmap_item.c
index 8f0dc6d550d1..0793c317defb 100644
--- a/fs/xfs/xfs_bmap_item.c
+++ b/fs/xfs/xfs_bmap_item.c
@@ -442,11 +442,8 @@  xfs_bui_item_recover(
 	int				whichfork;
 	int				error = 0;
 
-	ASSERT(!test_bit(XFS_LI_RECOVERED, &buip->bui_item.li_flags));
-
 	/* Only one mapping operation per BUI... */
 	if (buip->bui_format.bui_nextents != XFS_BUI_MAX_FAST_EXTENTS) {
-		set_bit(XFS_LI_RECOVERED, &buip->bui_item.li_flags);
 		xfs_bui_release(buip);
 		return -EFSCORRUPTED;
 	}
@@ -480,7 +477,6 @@  xfs_bui_item_recover(
 		 * This will pull the BUI from the AIL and
 		 * free the memory associated with it.
 		 */
-		set_bit(XFS_LI_RECOVERED, &buip->bui_item.li_flags);
 		xfs_bui_release(buip);
 		return -EFSCORRUPTED;
 	}
@@ -538,7 +534,6 @@  xfs_bui_item_recover(
 		xfs_bmap_unmap_extent(tp, ip, &irec);
 	}
 
-	set_bit(XFS_LI_RECOVERED, &buip->bui_item.li_flags);
 	xfs_defer_move(parent_tp, tp);
 	error = xfs_trans_commit(tp);
 	xfs_iunlock(ip, XFS_ILOCK_EXCL);
diff --git a/fs/xfs/xfs_extfree_item.c b/fs/xfs/xfs_extfree_item.c
index ec8a79fe6cab..b92678bede24 100644
--- a/fs/xfs/xfs_extfree_item.c
+++ b/fs/xfs/xfs_extfree_item.c
@@ -594,8 +594,6 @@  xfs_efi_item_recover(
 	int				i;
 	int				error = 0;
 
-	ASSERT(!test_bit(XFS_LI_RECOVERED, &efip->efi_item.li_flags));
-
 	/*
 	 * First check the validity of the extents described by the
 	 * EFI.  If any are bad, then assume that all are bad and
@@ -613,7 +611,6 @@  xfs_efi_item_recover(
 			 * This will pull the EFI from the AIL and
 			 * free the memory associated with it.
 			 */
-			set_bit(XFS_LI_RECOVERED, &efip->efi_item.li_flags);
 			xfs_efi_release(efip);
 			return -EFSCORRUPTED;
 		}
@@ -634,7 +631,6 @@  xfs_efi_item_recover(
 
 	}
 
-	set_bit(XFS_LI_RECOVERED, &efip->efi_item.li_flags);
 	error = xfs_trans_commit(tp);
 	return error;
 
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 8ff957da2845..a49435db3be0 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -2717,7 +2717,7 @@  xlog_recover_process_intents(
 		 * this routine or else those subsequent intents will get
 		 * replayed in the wrong order!
 		 */
-		if (!test_bit(XFS_LI_RECOVERED, &lip->li_flags)) {
+		if (!test_and_set_bit(XFS_LI_RECOVERED, &lip->li_flags)) {
 			spin_unlock(&ailp->ail_lock);
 			error = lip->li_ops->iop_recover(lip, parent_tp);
 			spin_lock(&ailp->ail_lock);
diff --git a/fs/xfs/xfs_refcount_item.c b/fs/xfs/xfs_refcount_item.c
index fab821fce76b..e6d355a09bb3 100644
--- a/fs/xfs/xfs_refcount_item.c
+++ b/fs/xfs/xfs_refcount_item.c
@@ -442,8 +442,6 @@  xfs_cui_item_recover(
 	int				i;
 	int				error = 0;
 
-	ASSERT(!test_bit(XFS_LI_RECOVERED, &cuip->cui_item.li_flags));
-
 	/*
 	 * First check the validity of the extents described by the
 	 * CUI.  If any are bad, then assume that all are bad and
@@ -473,7 +471,6 @@  xfs_cui_item_recover(
 			 * This will pull the CUI from the AIL and
 			 * free the memory associated with it.
 			 */
-			set_bit(XFS_LI_RECOVERED, &cuip->cui_item.li_flags);
 			xfs_cui_release(cuip);
 			return -EFSCORRUPTED;
 		}
@@ -557,7 +554,6 @@  xfs_cui_item_recover(
 	}
 
 	xfs_refcount_finish_one_cleanup(tp, rcur, error);
-	set_bit(XFS_LI_RECOVERED, &cuip->cui_item.li_flags);
 	xfs_defer_move(parent_tp, tp);
 	error = xfs_trans_commit(tp);
 	return error;
diff --git a/fs/xfs/xfs_rmap_item.c b/fs/xfs/xfs_rmap_item.c
index c9233a220551..4a5e2b1cf75a 100644
--- a/fs/xfs/xfs_rmap_item.c
+++ b/fs/xfs/xfs_rmap_item.c
@@ -482,8 +482,6 @@  xfs_rui_item_recover(
 	int				whichfork;
 	int				error = 0;
 
-	ASSERT(!test_bit(XFS_LI_RECOVERED, &ruip->rui_item.li_flags));
-
 	/*
 	 * First check the validity of the extents described by the
 	 * RUI.  If any are bad, then assume that all are bad and
@@ -517,7 +515,6 @@  xfs_rui_item_recover(
 			 * This will pull the RUI from the AIL and
 			 * free the memory associated with it.
 			 */
-			set_bit(XFS_LI_RECOVERED, &ruip->rui_item.li_flags);
 			xfs_rui_release(ruip);
 			return -EFSCORRUPTED;
 		}
@@ -575,7 +572,6 @@  xfs_rui_item_recover(
 	}
 
 	xfs_rmap_finish_one_cleanup(tp, rcur, error);
-	set_bit(XFS_LI_RECOVERED, &ruip->rui_item.li_flags);
 	error = xfs_trans_commit(tp);
 	return error;