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xfs: merge the ->log_item defer op into ->create_intent

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These are aways called together, and my merging them we reduce the amount
of indirect calls, improve type safety and in general clean up the code
a bit.

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>
This commit is contained in:
Christoph Hellwig 2020-04-30 12:52:20 -07:00 committed by Darrick J. Wong
parent e046e94948
commit c1f09188e8
6 changed files with 83 additions and 119 deletions
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6
fs/xfs/libxfs/xfs_defer.c
View File

@ -185,14 +185,12 @@ xfs_defer_create_intent(
bool sort)
{
const struct xfs_defer_op_type *ops = defer_op_types[dfp->dfp_type];
struct list_head *li;
if (sort)
list_sort(tp->t_mountp, &dfp->dfp_work, ops->diff_items);
dfp->dfp_intent = ops->create_intent(tp, dfp->dfp_count);
list_for_each(li, &dfp->dfp_work)
ops->log_item(tp, dfp->dfp_intent, li);
dfp->dfp_intent = ops->create_intent(tp, &dfp->dfp_work,
dfp->dfp_count);
}
/*

4
fs/xfs/libxfs/xfs_defer.h
View File

@ -50,8 +50,8 @@ struct xfs_defer_op_type {
void (*finish_cleanup)(struct xfs_trans *, void *, int);
void (*cancel_item)(struct list_head *);
int (*diff_items)(void *, struct list_head *, struct list_head *);
void *(*create_intent)(struct xfs_trans *, uint);
void (*log_item)(struct xfs_trans *, void *, struct list_head *);
void *(*create_intent)(struct xfs_trans *tp, struct list_head *items,
unsigned int count);
unsigned int max_items;
};

47
fs/xfs/xfs_bmap_item.c
View File

@ -278,27 +278,6 @@ xfs_bmap_update_diff_items(
return ba->bi_owner->i_ino - bb->bi_owner->i_ino;
}
/* Get an BUI. */
STATIC void *
xfs_bmap_update_create_intent(
struct xfs_trans *tp,
unsigned int count)
{
struct xfs_bui_log_item *buip;
ASSERT(count == XFS_BUI_MAX_FAST_EXTENTS);
ASSERT(tp != NULL);
buip = xfs_bui_init(tp->t_mountp);
ASSERT(buip != NULL);
/*
* Get a log_item_desc to point at the new item.
*/
xfs_trans_add_item(tp, &buip->bui_item);
return buip;
}
/* Set the map extent flags for this mapping. */
static void
xfs_trans_set_bmap_flags(
@ -326,16 +305,12 @@ xfs_trans_set_bmap_flags(
STATIC void
xfs_bmap_update_log_item(
struct xfs_trans *tp,
void *intent,
struct list_head *item)
struct xfs_bui_log_item *buip,
struct xfs_bmap_intent *bmap)
{
struct xfs_bui_log_item *buip = intent;
struct xfs_bmap_intent *bmap;
uint next_extent;
struct xfs_map_extent *map;
bmap = container_of(item, struct xfs_bmap_intent, bi_list);
tp->t_flags |= XFS_TRANS_DIRTY;
set_bit(XFS_LI_DIRTY, &buip->bui_item.li_flags);
@ -355,6 +330,23 @@ xfs_bmap_update_log_item(
bmap->bi_bmap.br_state);
}
STATIC void *
xfs_bmap_update_create_intent(
struct xfs_trans *tp,
struct list_head *items,
unsigned int count)
{
struct xfs_bui_log_item *buip = xfs_bui_init(tp->t_mountp);
struct xfs_bmap_intent *bmap;
ASSERT(count == XFS_BUI_MAX_FAST_EXTENTS);
xfs_trans_add_item(tp, &buip->bui_item);
list_for_each_entry(bmap, items, bi_list)
xfs_bmap_update_log_item(tp, buip, bmap);
return buip;
}
/* Get an BUD so we can process all the deferred rmap updates. */
STATIC void *
xfs_bmap_update_create_done(
@ -419,7 +411,6 @@ const struct xfs_defer_op_type xfs_bmap_update_defer_type = {
.diff_items = xfs_bmap_update_diff_items,
.create_intent = xfs_bmap_update_create_intent,
.abort_intent = xfs_bmap_update_abort_intent,
.log_item = xfs_bmap_update_log_item,
.create_done = xfs_bmap_update_create_done,
.finish_item = xfs_bmap_update_finish_item,
.cancel_item = xfs_bmap_update_cancel_item,

49
fs/xfs/xfs_extfree_item.c
View File

@ -412,41 +412,16 @@ xfs_extent_free_diff_items(
XFS_FSB_TO_AGNO(mp, rb->xefi_startblock);
}
/* Get an EFI. */
STATIC void *
xfs_extent_free_create_intent(
struct xfs_trans *tp,
unsigned int count)
{
struct xfs_efi_log_item *efip;
ASSERT(tp != NULL);
ASSERT(count > 0);
efip = xfs_efi_init(tp->t_mountp, count);
ASSERT(efip != NULL);
/*
* Get a log_item_desc to point at the new item.
*/
xfs_trans_add_item(tp, &efip->efi_item);
return efip;
}
/* Log a free extent to the intent item. */
STATIC void
xfs_extent_free_log_item(
struct xfs_trans *tp,
void *intent,
struct list_head *item)
struct xfs_efi_log_item *efip,
struct xfs_extent_free_item *free)
{
struct xfs_efi_log_item *efip = intent;
struct xfs_extent_free_item *free;
uint next_extent;
struct xfs_extent *extp;
free = container_of(item, struct xfs_extent_free_item, xefi_list);
tp->t_flags |= XFS_TRANS_DIRTY;
set_bit(XFS_LI_DIRTY, &efip->efi_item.li_flags);
@ -462,6 +437,24 @@ xfs_extent_free_log_item(
extp->ext_len = free->xefi_blockcount;
}
STATIC void *
xfs_extent_free_create_intent(
struct xfs_trans *tp,
struct list_head *items,
unsigned int count)
{
struct xfs_mount *mp = tp->t_mountp;
struct xfs_efi_log_item *efip = xfs_efi_init(mp, count);
struct xfs_extent_free_item *free;
ASSERT(count > 0);
xfs_trans_add_item(tp, &efip->efi_item);
list_for_each_entry(free, items, xefi_list)
xfs_extent_free_log_item(tp, efip, free);
return efip;
}
/* Get an EFD so we can process all the free extents. */
STATIC void *
xfs_extent_free_create_done(
@ -516,7 +509,6 @@ const struct xfs_defer_op_type xfs_extent_free_defer_type = {
.diff_items = xfs_extent_free_diff_items,
.create_intent = xfs_extent_free_create_intent,
.abort_intent = xfs_extent_free_abort_intent,
.log_item = xfs_extent_free_log_item,
.create_done = xfs_extent_free_create_done,
.finish_item = xfs_extent_free_finish_item,
.cancel_item = xfs_extent_free_cancel_item,
@ -582,7 +574,6 @@ const struct xfs_defer_op_type xfs_agfl_free_defer_type = {
.diff_items = xfs_extent_free_diff_items,
.create_intent = xfs_extent_free_create_intent,
.abort_intent = xfs_extent_free_abort_intent,
.log_item = xfs_extent_free_log_item,
.create_done = xfs_extent_free_create_done,
.finish_item = xfs_agfl_free_finish_item,
.cancel_item = xfs_extent_free_cancel_item,

48
fs/xfs/xfs_refcount_item.c
View File

@ -284,27 +284,6 @@ xfs_refcount_update_diff_items(
XFS_FSB_TO_AGNO(mp, rb->ri_startblock);
}
/* Get an CUI. */
STATIC void *
xfs_refcount_update_create_intent(
struct xfs_trans *tp,
unsigned int count)
{
struct xfs_cui_log_item *cuip;
ASSERT(tp != NULL);
ASSERT(count > 0);
cuip = xfs_cui_init(tp->t_mountp, count);
ASSERT(cuip != NULL);
/*
* Get a log_item_desc to point at the new item.
*/
xfs_trans_add_item(tp, &cuip->cui_item);
return cuip;
}
/* Set the phys extent flags for this reverse mapping. */
static void
xfs_trans_set_refcount_flags(
@ -328,16 +307,12 @@ xfs_trans_set_refcount_flags(
STATIC void
xfs_refcount_update_log_item(
struct xfs_trans *tp,
void *intent,
struct list_head *item)
struct xfs_cui_log_item *cuip,
struct xfs_refcount_intent *refc)
{
struct xfs_cui_log_item *cuip = intent;
struct xfs_refcount_intent *refc;
uint next_extent;
struct xfs_phys_extent *ext;
refc = container_of(item, struct xfs_refcount_intent, ri_list);
tp->t_flags |= XFS_TRANS_DIRTY;
set_bit(XFS_LI_DIRTY, &cuip->cui_item.li_flags);
@ -354,6 +329,24 @@ xfs_refcount_update_log_item(
xfs_trans_set_refcount_flags(ext, refc->ri_type);
}
STATIC void *
xfs_refcount_update_create_intent(
struct xfs_trans *tp,
struct list_head *items,
unsigned int count)
{
struct xfs_mount *mp = tp->t_mountp;
struct xfs_cui_log_item *cuip = xfs_cui_init(mp, count);
struct xfs_refcount_intent *refc;
ASSERT(count > 0);
xfs_trans_add_item(tp, &cuip->cui_item);
list_for_each_entry(refc, items, ri_list)
xfs_refcount_update_log_item(tp, cuip, refc);
return cuip;
}
/* Get an CUD so we can process all the deferred refcount updates. */
STATIC void *
xfs_refcount_update_create_done(
@ -432,7 +425,6 @@ const struct xfs_defer_op_type xfs_refcount_update_defer_type = {
.diff_items = xfs_refcount_update_diff_items,
.create_intent = xfs_refcount_update_create_intent,
.abort_intent = xfs_refcount_update_abort_intent,
.log_item = xfs_refcount_update_log_item,
.create_done = xfs_refcount_update_create_done,
.finish_item = xfs_refcount_update_finish_item,
.finish_cleanup = xfs_refcount_update_finish_cleanup,

48
fs/xfs/xfs_rmap_item.c
View File

@ -352,41 +352,16 @@ xfs_rmap_update_diff_items(
XFS_FSB_TO_AGNO(mp, rb->ri_bmap.br_startblock);
}
/* Get an RUI. */
STATIC void *
xfs_rmap_update_create_intent(
struct xfs_trans *tp,
unsigned int count)
{
struct xfs_rui_log_item *ruip;
ASSERT(tp != NULL);
ASSERT(count > 0);
ruip = xfs_rui_init(tp->t_mountp, count);
ASSERT(ruip != NULL);
/*
* Get a log_item_desc to point at the new item.
*/
xfs_trans_add_item(tp, &ruip->rui_item);
return ruip;
}
/* Log rmap updates in the intent item. */
STATIC void
xfs_rmap_update_log_item(
struct xfs_trans *tp,
void *intent,
struct list_head *item)
struct xfs_rui_log_item *ruip,
struct xfs_rmap_intent *rmap)
{
struct xfs_rui_log_item *ruip = intent;
struct xfs_rmap_intent *rmap;
uint next_extent;
struct xfs_map_extent *map;
rmap = container_of(item, struct xfs_rmap_intent, ri_list);
tp->t_flags |= XFS_TRANS_DIRTY;
set_bit(XFS_LI_DIRTY, &ruip->rui_item.li_flags);
@ -406,6 +381,24 @@ xfs_rmap_update_log_item(
rmap->ri_bmap.br_state);
}
STATIC void *
xfs_rmap_update_create_intent(
struct xfs_trans *tp,
struct list_head *items,
unsigned int count)
{
struct xfs_mount *mp = tp->t_mountp;
struct xfs_rui_log_item *ruip = xfs_rui_init(mp, count);
struct xfs_rmap_intent *rmap;
ASSERT(count > 0);
xfs_trans_add_item(tp, &ruip->rui_item);
list_for_each_entry(rmap, items, ri_list)
xfs_rmap_update_log_item(tp, ruip, rmap);
return ruip;
}
/* Get an RUD so we can process all the deferred rmap updates. */
STATIC void *
xfs_rmap_update_create_done(
@ -476,7 +469,6 @@ const struct xfs_defer_op_type xfs_rmap_update_defer_type = {
.diff_items = xfs_rmap_update_diff_items,
.create_intent = xfs_rmap_update_create_intent,
.abort_intent = xfs_rmap_update_abort_intent,
.log_item = xfs_rmap_update_log_item,
.create_done = xfs_rmap_update_create_done,
.finish_item = xfs_rmap_update_finish_item,
.finish_cleanup = xfs_rmap_update_finish_cleanup,