Keep all the extree item related code together in one file.
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>
xfs_trans_ail.o \
xfs_trans_bmap.o \
xfs_trans_buf.o \
- xfs_trans_extfree.o \
xfs_trans_inode.o \
xfs_trans_refcount.o \
xfs_trans_rmap.o \
#include "xfs_bit.h"
#include "xfs_shared.h"
#include "xfs_mount.h"
+#include "xfs_defer.h"
#include "xfs_trans.h"
#include "xfs_trans_priv.h"
#include "xfs_buf_item.h"
#include "xfs_log.h"
#include "xfs_btree.h"
#include "xfs_rmap.h"
+#include "xfs_alloc.h"
+#include "xfs_bmap.h"
+#include "xfs_trace.h"
kmem_zone_t *xfs_efi_zone;
* extents. The caller must use all nextents extents, because we are not
* flexible about this at all.
*/
-struct xfs_efd_log_item *
+static struct xfs_efd_log_item *
xfs_trans_get_efd(
struct xfs_trans *tp,
struct xfs_efi_log_item *efip,
return efdp;
}
+/*
+ * Free an extent and log it to the EFD. Note that the transaction is marked
+ * dirty regardless of whether the extent free succeeds or fails to support the
+ * EFI/EFD lifecycle rules.
+ */
+static int
+xfs_trans_free_extent(
+ struct xfs_trans *tp,
+ struct xfs_efd_log_item *efdp,
+ xfs_fsblock_t start_block,
+ xfs_extlen_t ext_len,
+ const struct xfs_owner_info *oinfo,
+ bool skip_discard)
+{
+ struct xfs_mount *mp = tp->t_mountp;
+ struct xfs_extent *extp;
+ uint next_extent;
+ xfs_agnumber_t agno = XFS_FSB_TO_AGNO(mp, start_block);
+ xfs_agblock_t agbno = XFS_FSB_TO_AGBNO(mp,
+ start_block);
+ int error;
+
+ trace_xfs_bmap_free_deferred(tp->t_mountp, agno, 0, agbno, ext_len);
+
+ error = __xfs_free_extent(tp, start_block, ext_len,
+ oinfo, XFS_AG_RESV_NONE, skip_discard);
+ /*
+ * Mark the transaction dirty, even on error. This ensures the
+ * transaction is aborted, which:
+ *
+ * 1.) releases the EFI and frees the EFD
+ * 2.) shuts down the filesystem
+ */
+ tp->t_flags |= XFS_TRANS_DIRTY;
+ set_bit(XFS_LI_DIRTY, &efdp->efd_item.li_flags);
+
+ next_extent = efdp->efd_next_extent;
+ ASSERT(next_extent < efdp->efd_format.efd_nextents);
+ extp = &(efdp->efd_format.efd_extents[next_extent]);
+ extp->ext_start = start_block;
+ extp->ext_len = ext_len;
+ efdp->efd_next_extent++;
+
+ return error;
+}
+
+/* Sort bmap items by AG. */
+static int
+xfs_extent_free_diff_items(
+ void *priv,
+ struct list_head *a,
+ struct list_head *b)
+{
+ struct xfs_mount *mp = priv;
+ struct xfs_extent_free_item *ra;
+ struct xfs_extent_free_item *rb;
+
+ ra = container_of(a, struct xfs_extent_free_item, xefi_list);
+ rb = container_of(b, struct xfs_extent_free_item, xefi_list);
+ return XFS_FSB_TO_AGNO(mp, ra->xefi_startblock) -
+ 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 = 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);
+
+ /*
+ * atomic_inc_return gives us the value after the increment;
+ * we want to use it as an array index so we need to subtract 1 from
+ * it.
+ */
+ next_extent = atomic_inc_return(&efip->efi_next_extent) - 1;
+ ASSERT(next_extent < efip->efi_format.efi_nextents);
+ extp = &efip->efi_format.efi_extents[next_extent];
+ extp->ext_start = free->xefi_startblock;
+ extp->ext_len = free->xefi_blockcount;
+}
+
+/* Get an EFD so we can process all the free extents. */
+STATIC void *
+xfs_extent_free_create_done(
+ struct xfs_trans *tp,
+ void *intent,
+ unsigned int count)
+{
+ return xfs_trans_get_efd(tp, intent, count);
+}
+
+/* Process a free extent. */
+STATIC int
+xfs_extent_free_finish_item(
+ struct xfs_trans *tp,
+ struct list_head *item,
+ void *done_item,
+ void **state)
+{
+ struct xfs_extent_free_item *free;
+ int error;
+
+ free = container_of(item, struct xfs_extent_free_item, xefi_list);
+ error = xfs_trans_free_extent(tp, done_item,
+ free->xefi_startblock,
+ free->xefi_blockcount,
+ &free->xefi_oinfo, free->xefi_skip_discard);
+ kmem_free(free);
+ return error;
+}
+
+/* Abort all pending EFIs. */
+STATIC void
+xfs_extent_free_abort_intent(
+ void *intent)
+{
+ xfs_efi_release(intent);
+}
+
+/* Cancel a free extent. */
+STATIC void
+xfs_extent_free_cancel_item(
+ struct list_head *item)
+{
+ struct xfs_extent_free_item *free;
+
+ free = container_of(item, struct xfs_extent_free_item, xefi_list);
+ kmem_free(free);
+}
+
+const struct xfs_defer_op_type xfs_extent_free_defer_type = {
+ .max_items = XFS_EFI_MAX_FAST_EXTENTS,
+ .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,
+};
+
+/*
+ * AGFL blocks are accounted differently in the reserve pools and are not
+ * inserted into the busy extent list.
+ */
+STATIC int
+xfs_agfl_free_finish_item(
+ struct xfs_trans *tp,
+ struct list_head *item,
+ void *done_item,
+ void **state)
+{
+ struct xfs_mount *mp = tp->t_mountp;
+ struct xfs_efd_log_item *efdp = done_item;
+ struct xfs_extent_free_item *free;
+ struct xfs_extent *extp;
+ struct xfs_buf *agbp;
+ int error;
+ xfs_agnumber_t agno;
+ xfs_agblock_t agbno;
+ uint next_extent;
+
+ free = container_of(item, struct xfs_extent_free_item, xefi_list);
+ ASSERT(free->xefi_blockcount == 1);
+ agno = XFS_FSB_TO_AGNO(mp, free->xefi_startblock);
+ agbno = XFS_FSB_TO_AGBNO(mp, free->xefi_startblock);
+
+ trace_xfs_agfl_free_deferred(mp, agno, 0, agbno, free->xefi_blockcount);
+
+ error = xfs_alloc_read_agf(mp, tp, agno, 0, &agbp);
+ if (!error)
+ error = xfs_free_agfl_block(tp, agno, agbno, agbp,
+ &free->xefi_oinfo);
+
+ /*
+ * Mark the transaction dirty, even on error. This ensures the
+ * transaction is aborted, which:
+ *
+ * 1.) releases the EFI and frees the EFD
+ * 2.) shuts down the filesystem
+ */
+ tp->t_flags |= XFS_TRANS_DIRTY;
+ set_bit(XFS_LI_DIRTY, &efdp->efd_item.li_flags);
+
+ next_extent = efdp->efd_next_extent;
+ ASSERT(next_extent < efdp->efd_format.efd_nextents);
+ extp = &(efdp->efd_format.efd_extents[next_extent]);
+ extp->ext_start = free->xefi_startblock;
+ extp->ext_len = free->xefi_blockcount;
+ efdp->efd_next_extent++;
+
+ kmem_free(free);
+ return error;
+}
+
+/* sub-type with special handling for AGFL deferred frees */
+const struct xfs_defer_op_type xfs_agfl_free_defer_type = {
+ .max_items = XFS_EFI_MAX_FAST_EXTENTS,
+ .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,
+};
+
/*
* Process an extent free intent item that was recovered from
* the log. We need to free the extents that it describes.
bool xfs_trans_buf_is_dirty(struct xfs_buf *bp);
void xfs_trans_log_inode(xfs_trans_t *, struct xfs_inode *, uint);
-struct xfs_efd_log_item *xfs_trans_get_efd(struct xfs_trans *,
- struct xfs_efi_log_item *,
- uint);
-int xfs_trans_free_extent(struct xfs_trans *,
- struct xfs_efd_log_item *, xfs_fsblock_t,
- xfs_extlen_t,
- const struct xfs_owner_info *,
- bool);
int xfs_trans_commit(struct xfs_trans *);
int xfs_trans_roll(struct xfs_trans **);
int xfs_trans_roll_inode(struct xfs_trans **, struct xfs_inode *);
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (c) 2000,2005 Silicon Graphics, Inc.
- * All Rights Reserved.
- */
-#include "xfs.h"
-#include "xfs_fs.h"
-#include "xfs_shared.h"
-#include "xfs_format.h"
-#include "xfs_log_format.h"
-#include "xfs_trans_resv.h"
-#include "xfs_bit.h"
-#include "xfs_mount.h"
-#include "xfs_defer.h"
-#include "xfs_trans.h"
-#include "xfs_trans_priv.h"
-#include "xfs_extfree_item.h"
-#include "xfs_alloc.h"
-#include "xfs_bmap.h"
-#include "xfs_trace.h"
-
-/*
- * Free an extent and log it to the EFD. Note that the transaction is marked
- * dirty regardless of whether the extent free succeeds or fails to support the
- * EFI/EFD lifecycle rules.
- */
-int
-xfs_trans_free_extent(
- struct xfs_trans *tp,
- struct xfs_efd_log_item *efdp,
- xfs_fsblock_t start_block,
- xfs_extlen_t ext_len,
- const struct xfs_owner_info *oinfo,
- bool skip_discard)
-{
- struct xfs_mount *mp = tp->t_mountp;
- struct xfs_extent *extp;
- uint next_extent;
- xfs_agnumber_t agno = XFS_FSB_TO_AGNO(mp, start_block);
- xfs_agblock_t agbno = XFS_FSB_TO_AGBNO(mp,
- start_block);
- int error;
-
- trace_xfs_bmap_free_deferred(tp->t_mountp, agno, 0, agbno, ext_len);
-
- error = __xfs_free_extent(tp, start_block, ext_len,
- oinfo, XFS_AG_RESV_NONE, skip_discard);
- /*
- * Mark the transaction dirty, even on error. This ensures the
- * transaction is aborted, which:
- *
- * 1.) releases the EFI and frees the EFD
- * 2.) shuts down the filesystem
- */
- tp->t_flags |= XFS_TRANS_DIRTY;
- set_bit(XFS_LI_DIRTY, &efdp->efd_item.li_flags);
-
- next_extent = efdp->efd_next_extent;
- ASSERT(next_extent < efdp->efd_format.efd_nextents);
- extp = &(efdp->efd_format.efd_extents[next_extent]);
- extp->ext_start = start_block;
- extp->ext_len = ext_len;
- efdp->efd_next_extent++;
-
- return error;
-}
-
-/* Sort bmap items by AG. */
-static int
-xfs_extent_free_diff_items(
- void *priv,
- struct list_head *a,
- struct list_head *b)
-{
- struct xfs_mount *mp = priv;
- struct xfs_extent_free_item *ra;
- struct xfs_extent_free_item *rb;
-
- ra = container_of(a, struct xfs_extent_free_item, xefi_list);
- rb = container_of(b, struct xfs_extent_free_item, xefi_list);
- return XFS_FSB_TO_AGNO(mp, ra->xefi_startblock) -
- 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 = 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);
-
- /*
- * atomic_inc_return gives us the value after the increment;
- * we want to use it as an array index so we need to subtract 1 from
- * it.
- */
- next_extent = atomic_inc_return(&efip->efi_next_extent) - 1;
- ASSERT(next_extent < efip->efi_format.efi_nextents);
- extp = &efip->efi_format.efi_extents[next_extent];
- extp->ext_start = free->xefi_startblock;
- extp->ext_len = free->xefi_blockcount;
-}
-
-/* Get an EFD so we can process all the free extents. */
-STATIC void *
-xfs_extent_free_create_done(
- struct xfs_trans *tp,
- void *intent,
- unsigned int count)
-{
- return xfs_trans_get_efd(tp, intent, count);
-}
-
-/* Process a free extent. */
-STATIC int
-xfs_extent_free_finish_item(
- struct xfs_trans *tp,
- struct list_head *item,
- void *done_item,
- void **state)
-{
- struct xfs_extent_free_item *free;
- int error;
-
- free = container_of(item, struct xfs_extent_free_item, xefi_list);
- error = xfs_trans_free_extent(tp, done_item,
- free->xefi_startblock,
- free->xefi_blockcount,
- &free->xefi_oinfo, free->xefi_skip_discard);
- kmem_free(free);
- return error;
-}
-
-/* Abort all pending EFIs. */
-STATIC void
-xfs_extent_free_abort_intent(
- void *intent)
-{
- xfs_efi_release(intent);
-}
-
-/* Cancel a free extent. */
-STATIC void
-xfs_extent_free_cancel_item(
- struct list_head *item)
-{
- struct xfs_extent_free_item *free;
-
- free = container_of(item, struct xfs_extent_free_item, xefi_list);
- kmem_free(free);
-}
-
-const struct xfs_defer_op_type xfs_extent_free_defer_type = {
- .max_items = XFS_EFI_MAX_FAST_EXTENTS,
- .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,
-};
-
-/*
- * AGFL blocks are accounted differently in the reserve pools and are not
- * inserted into the busy extent list.
- */
-STATIC int
-xfs_agfl_free_finish_item(
- struct xfs_trans *tp,
- struct list_head *item,
- void *done_item,
- void **state)
-{
- struct xfs_mount *mp = tp->t_mountp;
- struct xfs_efd_log_item *efdp = done_item;
- struct xfs_extent_free_item *free;
- struct xfs_extent *extp;
- struct xfs_buf *agbp;
- int error;
- xfs_agnumber_t agno;
- xfs_agblock_t agbno;
- uint next_extent;
-
- free = container_of(item, struct xfs_extent_free_item, xefi_list);
- ASSERT(free->xefi_blockcount == 1);
- agno = XFS_FSB_TO_AGNO(mp, free->xefi_startblock);
- agbno = XFS_FSB_TO_AGBNO(mp, free->xefi_startblock);
-
- trace_xfs_agfl_free_deferred(mp, agno, 0, agbno, free->xefi_blockcount);
-
- error = xfs_alloc_read_agf(mp, tp, agno, 0, &agbp);
- if (!error)
- error = xfs_free_agfl_block(tp, agno, agbno, agbp,
- &free->xefi_oinfo);
-
- /*
- * Mark the transaction dirty, even on error. This ensures the
- * transaction is aborted, which:
- *
- * 1.) releases the EFI and frees the EFD
- * 2.) shuts down the filesystem
- */
- tp->t_flags |= XFS_TRANS_DIRTY;
- set_bit(XFS_LI_DIRTY, &efdp->efd_item.li_flags);
-
- next_extent = efdp->efd_next_extent;
- ASSERT(next_extent < efdp->efd_format.efd_nextents);
- extp = &(efdp->efd_format.efd_extents[next_extent]);
- extp->ext_start = free->xefi_startblock;
- extp->ext_len = free->xefi_blockcount;
- efdp->efd_next_extent++;
-
- kmem_free(free);
- return error;
-}
-
-
-/* sub-type with special handling for AGFL deferred frees */
-const struct xfs_defer_op_type xfs_agfl_free_defer_type = {
- .max_items = XFS_EFI_MAX_FAST_EXTENTS,
- .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,
-};
projects / linux-block.git / commitdiff