xfs: use a xfs_btree_cur for the ->finish_cleanup state

Source kernel commit: 3ec1b26c04d4910f37cdaad26d14b403c0240e30

Given how XFS is all based around btrees it doesn't make much sense
to offer a totally generic state when we can just use the btree cursor.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>

diff --git a/libxfs/defer_item.c b/libxfs/defer_item.c
index bd872d18e67b95556e763d220477844aef164abb..b18182e95ac8d0daf7c29135caf3c0fdff789f64 100644 (file)
--- a/libxfs/defer_item.c
+++ b/libxfs/defer_item.c
@@ -73,7 +73,7 @@ xfs_extent_free_finish_item(
        struct xfs_trans                *tp,
        struct xfs_log_item             *done,
        struct list_head                *item,
-       void                            **state)
+       struct xfs_btree_cur            **state)
 {
        struct xfs_extent_free_item     *free;
        int                             error;
@@ -121,7 +121,7 @@ xfs_agfl_free_finish_item(
        struct xfs_trans                *tp,
        struct xfs_log_item             *done,
        struct list_head                *item,
-       void                            **state)
+       struct xfs_btree_cur            **state)
 {
        struct xfs_mount                *mp = tp->t_mountp;
        struct xfs_extent_free_item     *free;
@@ -202,7 +202,7 @@ xfs_rmap_update_finish_item(
        struct xfs_trans                *tp,
        struct xfs_log_item             *done,
        struct list_head                *item,
-       void                            **state)
+       struct xfs_btree_cur            **state)
 {
        struct xfs_rmap_intent          *rmap;
        int                             error;
@@ -215,23 +215,11 @@ xfs_rmap_update_finish_item(
                        rmap->ri_bmap.br_startblock,
                        rmap->ri_bmap.br_blockcount,
                        rmap->ri_bmap.br_state,
-                       (struct xfs_btree_cur **)state);
+                       state);
        kmem_free(rmap);
        return error;
 }
 
-/* Clean up after processing deferred rmaps. */
-STATIC void
-xfs_rmap_update_finish_cleanup(
-       struct xfs_trans        *tp,
-       void                    *state,
-       int                     error)
-{
-       struct xfs_btree_cur    *rcur = state;
-
-       xfs_rmap_finish_one_cleanup(tp, rcur, error);
-}
-
 /* Abort all pending RUIs. */
 STATIC void
 xfs_rmap_update_abort_intent(
@@ -255,7 +243,7 @@ const struct xfs_defer_op_type xfs_rmap_update_defer_type = {
        .abort_intent   = xfs_rmap_update_abort_intent,
        .create_done    = xfs_rmap_update_create_done,
        .finish_item    = xfs_rmap_update_finish_item,
-       .finish_cleanup = xfs_rmap_update_finish_cleanup,
+       .finish_cleanup = xfs_rmap_finish_one_cleanup,
        .cancel_item    = xfs_rmap_update_cancel_item,
 };
 
@@ -309,7 +297,7 @@ xfs_refcount_update_finish_item(
        struct xfs_trans                *tp,
        struct xfs_log_item             *done,
        struct list_head                *item,
-       void                            **state)
+       struct xfs_btree_cur            **state)
 {
        struct xfs_refcount_intent      *refc;
        xfs_fsblock_t                   new_fsb;
@@ -322,7 +310,7 @@ xfs_refcount_update_finish_item(
                        refc->ri_startblock,
                        refc->ri_blockcount,
                        &new_fsb, &new_aglen,
-                       (struct xfs_btree_cur **)state);
+                       state);
        /* Did we run out of reservation?  Requeue what we didn't finish. */
        if (!error && new_aglen > 0) {
                ASSERT(refc->ri_type == XFS_REFCOUNT_INCREASE ||
@@ -335,18 +323,6 @@ xfs_refcount_update_finish_item(
        return error;
 }
 
-/* Clean up after processing deferred refcounts. */
-STATIC void
-xfs_refcount_update_finish_cleanup(
-       struct xfs_trans        *tp,
-       void                    *state,
-       int                     error)
-{
-       struct xfs_btree_cur    *rcur = state;
-
-       xfs_refcount_finish_one_cleanup(tp, rcur, error);
-}
-
 /* Abort all pending CUIs. */
 STATIC void
 xfs_refcount_update_abort_intent(
@@ -370,7 +346,7 @@ const struct xfs_defer_op_type xfs_refcount_update_defer_type = {
        .abort_intent   = xfs_refcount_update_abort_intent,
        .create_done    = xfs_refcount_update_create_done,
        .finish_item    = xfs_refcount_update_finish_item,
-       .finish_cleanup = xfs_refcount_update_finish_cleanup,
+       .finish_cleanup = xfs_refcount_finish_one_cleanup,
        .cancel_item    = xfs_refcount_update_cancel_item,
 };
 
@@ -422,7 +398,7 @@ xfs_bmap_update_finish_item(
        struct xfs_trans                *tp,
        struct xfs_log_item             *done,
        struct list_head                *item,
-       void                            **state)
+       struct xfs_btree_cur            **state)
 {
        struct xfs_bmap_intent          *bmap;
        xfs_filblks_t                   count;

diff --git a/libxfs/xfs_defer.c b/libxfs/xfs_defer.c
index f4fa2c085b894a095af9523ba3fc3e5f366b2108..f5ad0dcaf4f75e7ac58c9afc4b71f64aef0dd8b2 100644 (file)
--- a/libxfs/xfs_defer.c
+++ b/libxfs/xfs_defer.c
@@ -359,7 +359,7 @@ xfs_defer_finish_one(
        struct xfs_defer_pending        *dfp)
 {
        const struct xfs_defer_op_type  *ops = defer_op_types[dfp->dfp_type];
-       void                            *state = NULL;
+       struct xfs_btree_cur            *state = NULL;
        struct list_head                *li, *n;
        int                             error;
 

diff --git a/libxfs/xfs_defer.h b/libxfs/xfs_defer.h
index a86c890e63d20af3f6b47e13e80671372c7db481..f2b65981bace48456f1bc8c79b33099ed379ea28 100644 (file)
--- a/libxfs/xfs_defer.h
+++ b/libxfs/xfs_defer.h
@@ -6,6 +6,7 @@
 #ifndef __XFS_DEFER_H__
 #define        __XFS_DEFER_H__
 
+struct xfs_btree_cur;
 struct xfs_defer_op_type;
 
 /*
@@ -49,8 +50,9 @@ struct xfs_defer_op_type {
        struct xfs_log_item *(*create_done)(struct xfs_trans *tp,
                        struct xfs_log_item *intent, unsigned int count);
        int (*finish_item)(struct xfs_trans *tp, struct xfs_log_item *done,
-                       struct list_head *item, void **state);
-       void (*finish_cleanup)(struct xfs_trans *, void *, int);
+                       struct list_head *item, struct xfs_btree_cur **state);
+       void (*finish_cleanup)(struct xfs_trans *tp,
+                       struct xfs_btree_cur *state, int error);
        void (*cancel_item)(struct list_head *);
        unsigned int            max_items;
 };