Commit c23ab603 authored by Dave Chinner's avatar Dave Chinner Committed by Dave Chinner
Browse files

xfs: add log item method to return related intents 



To apply a whiteout to an intent item when an intent done item is
committed, we need to be able to retrieve the intent item from the
the intent done item. Add a log item op method for doing this, and
wire all the intent done items up to it.

Signed-off-by: default avatarDave Chinner <dchinner@redhat.com>
Reviewed-by: default avatarAllison Henderson <allison.henderson@oracle.com>
Reviewed-by: default avatarDarrick J. Wong <djwong@kernel.org>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarDave Chinner <david@fromorbit.com>
parent 22b1afc5

fs/xfs/xfs_bmap_item.c

+8 −0
Original line number Diff line number Diff line
@@ -203,12 +203,20 @@ xfs_bud_item_release( 
	kmem_cache_free(xfs_bud_cache, budp);

}



static struct xfs_log_item *

xfs_bud_item_intent(

	struct xfs_log_item	*lip)

{

	return &BUD_ITEM(lip)->bud_buip->bui_item;

}



static const struct xfs_item_ops xfs_bud_item_ops = {

	.flags		= XFS_ITEM_RELEASE_WHEN_COMMITTED |

			  XFS_ITEM_INTENT_DONE,

	.iop_size	= xfs_bud_item_size,

	.iop_format	= xfs_bud_item_format,

	.iop_release	= xfs_bud_item_release,

	.iop_intent	= xfs_bud_item_intent,

};



static struct xfs_bud_log_item *

fs/xfs/xfs_extfree_item.c

+8 −0
Original line number Diff line number Diff line
@@ -306,12 +306,20 @@ xfs_efd_item_release( 
	xfs_efd_item_free(efdp);

}



static struct xfs_log_item *

xfs_efd_item_intent(

	struct xfs_log_item	*lip)

{

	return &EFD_ITEM(lip)->efd_efip->efi_item;

}



static const struct xfs_item_ops xfs_efd_item_ops = {

	.flags		= XFS_ITEM_RELEASE_WHEN_COMMITTED |

			  XFS_ITEM_INTENT_DONE,

	.iop_size	= xfs_efd_item_size,

	.iop_format	= xfs_efd_item_format,

	.iop_release	= xfs_efd_item_release,

	.iop_intent	= xfs_efd_item_intent,

};



/*

fs/xfs/xfs_refcount_item.c

+8 −0
Original line number Diff line number Diff line
@@ -209,12 +209,20 @@ xfs_cud_item_release( 
	kmem_cache_free(xfs_cud_cache, cudp);

}



static struct xfs_log_item *

xfs_cud_item_intent(

	struct xfs_log_item	*lip)

{

	return &CUD_ITEM(lip)->cud_cuip->cui_item;

}



static const struct xfs_item_ops xfs_cud_item_ops = {

	.flags		= XFS_ITEM_RELEASE_WHEN_COMMITTED |

			  XFS_ITEM_INTENT_DONE,

	.iop_size	= xfs_cud_item_size,

	.iop_format	= xfs_cud_item_format,

	.iop_release	= xfs_cud_item_release,

	.iop_intent	= xfs_cud_item_intent,

};



static struct xfs_cud_log_item *

fs/xfs/xfs_rmap_item.c

+8 −0
Original line number Diff line number Diff line
@@ -232,12 +232,20 @@ xfs_rud_item_release( 
	kmem_cache_free(xfs_rud_cache, rudp);

}



static struct xfs_log_item *

xfs_rud_item_intent(

	struct xfs_log_item	*lip)

{

	return &RUD_ITEM(lip)->rud_ruip->rui_item;

}



static const struct xfs_item_ops xfs_rud_item_ops = {

	.flags		= XFS_ITEM_RELEASE_WHEN_COMMITTED |

			  XFS_ITEM_INTENT_DONE,

	.iop_size	= xfs_rud_item_size,

	.iop_format	= xfs_rud_item_format,

	.iop_release	= xfs_rud_item_release,

	.iop_intent	= xfs_rud_item_intent,

};



static struct xfs_rud_log_item *

fs/xfs/xfs_trans.h

+1 −0
Original line number Diff line number Diff line
@@ -78,6 +78,7 @@ struct xfs_item_ops { 
	bool (*iop_match)(struct xfs_log_item *item, uint64_t id);

	struct xfs_log_item *(*iop_relog)(struct xfs_log_item *intent,

			struct xfs_trans *tp);

	struct xfs_log_item *(*iop_intent)(struct xfs_log_item *intent_done);

};



/*