On Wed, Jul 20, 2016 at 09:57:43PM -0700, Darrick J. Wong wrote:
> Restructure everything that used xfs_bmap_free to use xfs_defer_ops
> instead. For now we'll just remove the old symbols and play some
> cpp magic to make it work; in the next patch we'll actually rename
> everything.
>
> Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
> ---
Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx>
> fs/xfs/libxfs/xfs_alloc.c | 1
> fs/xfs/libxfs/xfs_attr.c | 1
> fs/xfs/libxfs/xfs_attr_remote.c | 1
> fs/xfs/libxfs/xfs_bmap.c | 55 +++++------------------
> fs/xfs/libxfs/xfs_bmap.h | 32 --------------
> fs/xfs/libxfs/xfs_bmap_btree.c | 5 +-
> fs/xfs/libxfs/xfs_btree.c | 1
> fs/xfs/libxfs/xfs_defer.h | 7 +++
> fs/xfs/libxfs/xfs_dir2.c | 1
> fs/xfs/libxfs/xfs_ialloc.c | 1
> fs/xfs/libxfs/xfs_inode_buf.c | 1
> fs/xfs/libxfs/xfs_sb.c | 1
> fs/xfs/xfs_bmap_util.c | 92 +--------------------------------------
> fs/xfs/xfs_bmap_util.h | 2 -
> fs/xfs/xfs_dquot.c | 1
> fs/xfs/xfs_filestream.c | 3 +
> fs/xfs/xfs_fsops.c | 1
> fs/xfs/xfs_inode.c | 1
> fs/xfs/xfs_iomap.c | 1
> fs/xfs/xfs_log_recover.c | 1
> fs/xfs/xfs_mount.c | 1
> fs/xfs/xfs_rtalloc.c | 1
> fs/xfs/xfs_symlink.c | 1
> fs/xfs/xfs_trace.c | 1
> 24 files changed, 42 insertions(+), 171 deletions(-)
>
>
> diff --git a/fs/xfs/libxfs/xfs_alloc.c b/fs/xfs/libxfs/xfs_alloc.c
> index 88c26b8..5993f87 100644
> --- a/fs/xfs/libxfs/xfs_alloc.c
> +++ b/fs/xfs/libxfs/xfs_alloc.c
> @@ -24,6 +24,7 @@
> #include "xfs_bit.h"
> #include "xfs_sb.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_btree.h"
> #include "xfs_alloc_btree.h"
> diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
> index 4e126f4..79d3a30 100644
> --- a/fs/xfs/libxfs/xfs_attr.c
> +++ b/fs/xfs/libxfs/xfs_attr.c
> @@ -23,6 +23,7 @@
> #include "xfs_trans_resv.h"
> #include "xfs_bit.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_da_format.h"
> #include "xfs_da_btree.h"
> #include "xfs_attr_sf.h"
> diff --git a/fs/xfs/libxfs/xfs_attr_remote.c b/fs/xfs/libxfs/xfs_attr_remote.c
> index a572532..93a9ce1 100644
> --- a/fs/xfs/libxfs/xfs_attr_remote.c
> +++ b/fs/xfs/libxfs/xfs_attr_remote.c
> @@ -24,6 +24,7 @@
> #include "xfs_trans_resv.h"
> #include "xfs_bit.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_da_format.h"
> #include "xfs_da_btree.h"
> #include "xfs_inode.h"
> diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
> index c5981f4..e090d34 100644
> --- a/fs/xfs/libxfs/xfs_bmap.c
> +++ b/fs/xfs/libxfs/xfs_bmap.c
> @@ -24,6 +24,7 @@
> #include "xfs_bit.h"
> #include "xfs_sb.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_da_format.h"
> #include "xfs_da_btree.h"
> #include "xfs_dir2.h"
> @@ -595,41 +596,7 @@ xfs_bmap_add_free(
> new = kmem_zone_alloc(xfs_bmap_free_item_zone, KM_SLEEP);
> new->xbfi_startblock = bno;
> new->xbfi_blockcount = (xfs_extlen_t)len;
> - list_add(&new->xbfi_list, &flist->xbf_flist);
> - flist->xbf_count++;
> -}
> -
> -/*
> - * Remove the entry "free" from the free item list. Prev points to the
> - * previous entry, unless "free" is the head of the list.
> - */
> -void
> -xfs_bmap_del_free(
> - struct xfs_bmap_free *flist, /* free item list header */
> - struct xfs_bmap_free_item *free) /* list item to be freed */
> -{
> - list_del(&free->xbfi_list);
> - flist->xbf_count--;
> - kmem_zone_free(xfs_bmap_free_item_zone, free);
> -}
> -
> -/*
> - * Free up any items left in the list.
> - */
> -void
> -xfs_bmap_cancel(
> - struct xfs_bmap_free *flist) /* list of bmap_free_items */
> -{
> - struct xfs_bmap_free_item *free; /* free list item */
> -
> - if (flist->xbf_count == 0)
> - return;
> - while (!list_empty(&flist->xbf_flist)) {
> - free = list_first_entry(&flist->xbf_flist,
> - struct xfs_bmap_free_item, xbfi_list);
> - xfs_bmap_del_free(flist, free);
> - }
> - ASSERT(flist->xbf_count == 0);
> + xfs_defer_add(flist, XFS_DEFER_OPS_TYPE_FREE, &new->xbfi_list);
> }
>
> /*
> @@ -767,7 +734,7 @@ xfs_bmap_extents_to_btree(
> if (*firstblock == NULLFSBLOCK) {
> args.type = XFS_ALLOCTYPE_START_BNO;
> args.fsbno = XFS_INO_TO_FSB(mp, ip->i_ino);
> - } else if (flist->xbf_low) {
> + } else if (flist->dop_low) {
> args.type = XFS_ALLOCTYPE_START_BNO;
> args.fsbno = *firstblock;
> } else {
> @@ -788,7 +755,7 @@ xfs_bmap_extents_to_btree(
> ASSERT(args.fsbno != NULLFSBLOCK);
> ASSERT(*firstblock == NULLFSBLOCK ||
> args.agno == XFS_FSB_TO_AGNO(mp, *firstblock) ||
> - (flist->xbf_low &&
> + (flist->dop_low &&
> args.agno > XFS_FSB_TO_AGNO(mp, *firstblock)));
> *firstblock = cur->bc_private.b.firstblock = args.fsbno;
> cur->bc_private.b.allocated++;
> @@ -3708,7 +3675,7 @@ xfs_bmap_btalloc(
> error = xfs_bmap_btalloc_nullfb(ap, &args, &blen);
> if (error)
> return error;
> - } else if (ap->flist->xbf_low) {
> + } else if (ap->flist->dop_low) {
> if (xfs_inode_is_filestream(ap->ip))
> args.type = XFS_ALLOCTYPE_FIRST_AG;
> else
> @@ -3741,7 +3708,7 @@ xfs_bmap_btalloc(
> * is >= the stripe unit and the allocation offset is
> * at the end of file.
> */
> - if (!ap->flist->xbf_low && ap->aeof) {
> + if (!ap->flist->dop_low && ap->aeof) {
> if (!ap->offset) {
> args.alignment = stripe_align;
> atype = args.type;
> @@ -3834,7 +3801,7 @@ xfs_bmap_btalloc(
> args.minleft = 0;
> if ((error = xfs_alloc_vextent(&args)))
> return error;
> - ap->flist->xbf_low = 1;
> + ap->flist->dop_low = true;
> }
> if (args.fsbno != NULLFSBLOCK) {
> /*
> @@ -3844,7 +3811,7 @@ xfs_bmap_btalloc(
> ASSERT(*ap->firstblock == NULLFSBLOCK ||
> XFS_FSB_TO_AGNO(mp, *ap->firstblock) ==
> XFS_FSB_TO_AGNO(mp, args.fsbno) ||
> - (ap->flist->xbf_low &&
> + (ap->flist->dop_low &&
> XFS_FSB_TO_AGNO(mp, *ap->firstblock) <
> XFS_FSB_TO_AGNO(mp, args.fsbno)));
>
> @@ -3852,7 +3819,7 @@ xfs_bmap_btalloc(
> if (*ap->firstblock == NULLFSBLOCK)
> *ap->firstblock = args.fsbno;
> ASSERT(nullfb || fb_agno == args.agno ||
> - (ap->flist->xbf_low && fb_agno < args.agno));
> + (ap->flist->dop_low && fb_agno < args.agno));
> ap->length = args.len;
> ap->ip->i_d.di_nblocks += args.len;
> xfs_trans_log_inode(ap->tp, ap->ip, XFS_ILOG_CORE);
> @@ -4319,7 +4286,7 @@ xfs_bmapi_allocate(
> if (error)
> return error;
>
> - if (bma->flist->xbf_low)
> + if (bma->flist->dop_low)
> bma->minleft = 0;
> if (bma->cur)
> bma->cur->bc_private.b.firstblock = *bma->firstblock;
> @@ -4684,7 +4651,7 @@ error0:
> XFS_FSB_TO_AGNO(mp, *firstblock) ==
> XFS_FSB_TO_AGNO(mp,
> bma.cur->bc_private.b.firstblock) ||
> - (flist->xbf_low &&
> + (flist->dop_low &&
> XFS_FSB_TO_AGNO(mp, *firstblock) <
> XFS_FSB_TO_AGNO(mp,
> bma.cur->bc_private.b.firstblock)));
> diff --git a/fs/xfs/libxfs/xfs_bmap.h b/fs/xfs/libxfs/xfs_bmap.h
> index f1f3ae6..891b728 100644
> --- a/fs/xfs/libxfs/xfs_bmap.h
> +++ b/fs/xfs/libxfs/xfs_bmap.h
> @@ -69,27 +69,6 @@ struct xfs_bmap_free_item
> struct list_head xbfi_list;
> };
>
> -/*
> - * Header for free extent list.
> - *
> - * xbf_low is used by the allocator to activate the lowspace algorithm -
> - * when free space is running low the extent allocator may choose to
> - * allocate an extent from an AG without leaving sufficient space for
> - * a btree split when inserting the new extent. In this case the allocator
> - * will enable the lowspace algorithm which is supposed to allow further
> - * allocations (such as btree splits and newroots) to allocate from
> - * sequential AGs. In order to avoid locking AGs out of order the lowspace
> - * algorithm will start searching for free space from AG 0. If the correct
> - * transaction reservations have been made then this algorithm will eventually
> - * find all the space it needs.
> - */
> -typedef struct xfs_bmap_free
> -{
> - struct list_head xbf_flist; /* list of to-be-free extents */
> - int xbf_count; /* count of items on list */
> - int xbf_low; /* alloc in low mode */
> -} xfs_bmap_free_t;
> -
> #define XFS_BMAP_MAX_NMAP 4
>
> /*
> @@ -139,14 +118,6 @@ static inline int xfs_bmapi_aflag(int w)
> #define DELAYSTARTBLOCK ((xfs_fsblock_t)-1LL)
> #define HOLESTARTBLOCK ((xfs_fsblock_t)-2LL)
>
> -static inline void xfs_bmap_init(xfs_bmap_free_t *flp, xfs_fsblock_t *fbp)
> -{
> - INIT_LIST_HEAD(&flp->xbf_flist);
> - flp->xbf_count = 0;
> - flp->xbf_low = 0;
> - *fbp = NULLFSBLOCK;
> -}
> -
> /*
> * Flags for xfs_bmap_add_extent*.
> */
> @@ -195,9 +166,6 @@ int xfs_bmap_add_attrfork(struct xfs_inode *ip, int size, int rsvd);
> void xfs_bmap_local_to_extents_empty(struct xfs_inode *ip, int whichfork);
> void xfs_bmap_add_free(struct xfs_mount *mp, struct xfs_bmap_free *flist,
> xfs_fsblock_t bno, xfs_filblks_t len);
> -void xfs_bmap_cancel(struct xfs_bmap_free *flist);
> -int xfs_bmap_finish(struct xfs_trans **tp, struct xfs_bmap_free *flist,
> - struct xfs_inode *ip);
> void xfs_bmap_compute_maxlevels(struct xfs_mount *mp, int whichfork);
> int xfs_bmap_first_unused(struct xfs_trans *tp, struct xfs_inode *ip,
> xfs_extlen_t len, xfs_fileoff_t *unused, int whichfork);
> diff --git a/fs/xfs/libxfs/xfs_bmap_btree.c b/fs/xfs/libxfs/xfs_bmap_btree.c
> index 4f1a98e..1b7ba73 100644
> --- a/fs/xfs/libxfs/xfs_bmap_btree.c
> +++ b/fs/xfs/libxfs/xfs_bmap_btree.c
> @@ -23,6 +23,7 @@
> #include "xfs_trans_resv.h"
> #include "xfs_bit.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_trans.h"
> #include "xfs_inode_item.h"
> @@ -462,7 +463,7 @@ xfs_bmbt_alloc_block(
> * block allocation here and corrupt the filesystem.
> */
> args.minleft = args.tp->t_blk_res;
> - } else if (cur->bc_private.b.flist->xbf_low) {
> + } else if (cur->bc_private.b.flist->dop_low) {
> args.type = XFS_ALLOCTYPE_START_BNO;
> } else {
> args.type = XFS_ALLOCTYPE_NEAR_BNO;
> @@ -490,7 +491,7 @@ xfs_bmbt_alloc_block(
> error = xfs_alloc_vextent(&args);
> if (error)
> goto error0;
> - cur->bc_private.b.flist->xbf_low = 1;
> + cur->bc_private.b.flist->dop_low = true;
> }
> if (args.fsbno == NULLFSBLOCK) {
> XFS_BTREE_TRACE_CURSOR(cur, XBT_EXIT);
> diff --git a/fs/xfs/libxfs/xfs_btree.c b/fs/xfs/libxfs/xfs_btree.c
> index 6e716f4..5c4d221 100644
> --- a/fs/xfs/libxfs/xfs_btree.c
> +++ b/fs/xfs/libxfs/xfs_btree.c
> @@ -23,6 +23,7 @@
> #include "xfs_trans_resv.h"
> #include "xfs_bit.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_trans.h"
> #include "xfs_inode_item.h"
> diff --git a/fs/xfs/libxfs/xfs_defer.h b/fs/xfs/libxfs/xfs_defer.h
> index b9b5a92..8d25086 100644
> --- a/fs/xfs/libxfs/xfs_defer.h
> +++ b/fs/xfs/libxfs/xfs_defer.h
> @@ -93,4 +93,11 @@ struct xfs_defer_op_type {
>
> void xfs_defer_init_op_type(const struct xfs_defer_op_type *type);
>
> +/* XXX: compatibility shims, will go away in the next patch */
> +#define xfs_bmap_finish xfs_defer_finish
> +#define xfs_bmap_cancel xfs_defer_cancel
> +#define xfs_bmap_init xfs_defer_init
> +#define xfs_bmap_free xfs_defer_ops
> +typedef struct xfs_defer_ops xfs_bmap_free_t;
> +
> #endif /* __XFS_DEFER_H__ */
> diff --git a/fs/xfs/libxfs/xfs_dir2.c b/fs/xfs/libxfs/xfs_dir2.c
> index af0f9d1..945c0345 100644
> --- a/fs/xfs/libxfs/xfs_dir2.c
> +++ b/fs/xfs/libxfs/xfs_dir2.c
> @@ -21,6 +21,7 @@
> #include "xfs_log_format.h"
> #include "xfs_trans_resv.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_da_format.h"
> #include "xfs_da_btree.h"
> #include "xfs_inode.h"
> diff --git a/fs/xfs/libxfs/xfs_ialloc.c b/fs/xfs/libxfs/xfs_ialloc.c
> index 4b1e408..c654310 100644
> --- a/fs/xfs/libxfs/xfs_ialloc.c
> +++ b/fs/xfs/libxfs/xfs_ialloc.c
> @@ -24,6 +24,7 @@
> #include "xfs_bit.h"
> #include "xfs_sb.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_btree.h"
> #include "xfs_ialloc.h"
> diff --git a/fs/xfs/libxfs/xfs_inode_buf.c b/fs/xfs/libxfs/xfs_inode_buf.c
> index 9d9559e..4b9769e 100644
> --- a/fs/xfs/libxfs/xfs_inode_buf.c
> +++ b/fs/xfs/libxfs/xfs_inode_buf.c
> @@ -22,6 +22,7 @@
> #include "xfs_log_format.h"
> #include "xfs_trans_resv.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_error.h"
> #include "xfs_cksum.h"
> diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c
> index 12ca867..2194e5d 100644
> --- a/fs/xfs/libxfs/xfs_sb.c
> +++ b/fs/xfs/libxfs/xfs_sb.c
> @@ -24,6 +24,7 @@
> #include "xfs_bit.h"
> #include "xfs_sb.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_ialloc.h"
> #include "xfs_alloc.h"
> diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
> index 998c3e6..d3c3d46 100644
> --- a/fs/xfs/xfs_bmap_util.c
> +++ b/fs/xfs/xfs_bmap_util.c
> @@ -25,6 +25,7 @@
> #include "xfs_bit.h"
> #include "xfs_mount.h"
> #include "xfs_da_format.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_btree.h"
> #include "xfs_trans.h"
> @@ -79,95 +80,6 @@ xfs_zero_extent(
> GFP_NOFS, true);
> }
>
> -/* Sort bmap items by AG. */
> -static int
> -xfs_bmap_free_list_cmp(
> - void *priv,
> - struct list_head *a,
> - struct list_head *b)
> -{
> - struct xfs_mount *mp = priv;
> - struct xfs_bmap_free_item *ra;
> - struct xfs_bmap_free_item *rb;
> -
> - ra = container_of(a, struct xfs_bmap_free_item, xbfi_list);
> - rb = container_of(b, struct xfs_bmap_free_item, xbfi_list);
> - return XFS_FSB_TO_AGNO(mp, ra->xbfi_startblock) -
> - XFS_FSB_TO_AGNO(mp, rb->xbfi_startblock);
> -}
> -
> -/*
> - * Routine to be called at transaction's end by xfs_bmapi, xfs_bunmapi
> - * caller. Frees all the extents that need freeing, which must be done
> - * last due to locking considerations. We never free any extents in
> - * the first transaction.
> - *
> - * If an inode *ip is provided, rejoin it to the transaction if
> - * the transaction was committed.
> - */
> -int /* error */
> -xfs_bmap_finish(
> - struct xfs_trans **tp, /* transaction pointer addr */
> - struct xfs_bmap_free *flist, /* i/o: list extents to free */
> - struct xfs_inode *ip)
> -{
> - struct xfs_efd_log_item *efd; /* extent free data */
> - struct xfs_efi_log_item *efi; /* extent free intention */
> - int error; /* error return value */
> - int committed;/* xact committed or not */
> - struct xfs_bmap_free_item *free; /* free extent item */
> -
> - ASSERT((*tp)->t_flags & XFS_TRANS_PERM_LOG_RES);
> - if (flist->xbf_count == 0)
> - return 0;
> -
> - list_sort((*tp)->t_mountp, &flist->xbf_flist, xfs_bmap_free_list_cmp);
> -
> - efi = xfs_trans_get_efi(*tp, flist->xbf_count);
> - list_for_each_entry(free, &flist->xbf_flist, xbfi_list)
> - xfs_trans_log_efi_extent(*tp, efi, free->xbfi_startblock,
> - free->xbfi_blockcount);
> -
> - error = __xfs_trans_roll(tp, ip, &committed);
> - if (error) {
> - /*
> - * If the transaction was committed, drop the EFD reference
> - * since we're bailing out of here. The other reference is
> - * dropped when the EFI hits the AIL.
> - *
> - * If the transaction was not committed, the EFI is freed by the
> - * EFI item unlock handler on abort. Also, we have a new
> - * transaction so we should return committed=1 even though we're
> - * returning an error.
> - */
> - if (committed) {
> - xfs_efi_release(efi);
> - xfs_force_shutdown((*tp)->t_mountp,
> - SHUTDOWN_META_IO_ERROR);
> - }
> - return error;
> - }
> -
> - /*
> - * Get an EFD and free each extent in the list, logging to the EFD in
> - * the process. The remaining bmap free list is cleaned up by the caller
> - * on error.
> - */
> - efd = xfs_trans_get_efd(*tp, efi, flist->xbf_count);
> - while (!list_empty(&flist->xbf_flist)) {
> - free = list_first_entry(&flist->xbf_flist,
> - struct xfs_bmap_free_item, xbfi_list);
> - error = xfs_trans_free_extent(*tp, efd, free->xbfi_startblock,
> - free->xbfi_blockcount);
> - if (error)
> - return error;
> -
> - xfs_bmap_del_free(flist, free);
> - }
> -
> - return 0;
> -}
> -
> int
> xfs_bmap_rtalloc(
> struct xfs_bmalloca *ap) /* bmap alloc argument struct */
> @@ -815,7 +727,7 @@ xfs_bmap_punch_delalloc_range(
> if (error)
> break;
>
> - ASSERT(!flist.xbf_count && list_empty(&flist.xbf_flist));
> + ASSERT(!xfs_defer_has_unfinished_work(&flist));
> next_block:
> start_fsb++;
> remaining--;
> diff --git a/fs/xfs/xfs_bmap_util.h b/fs/xfs/xfs_bmap_util.h
> index f200714..51aadde 100644
> --- a/fs/xfs/xfs_bmap_util.h
> +++ b/fs/xfs/xfs_bmap_util.h
> @@ -40,8 +40,6 @@ int xfs_getbmap(struct xfs_inode *ip, struct getbmapx *bmv,
> xfs_bmap_format_t formatter, void *arg);
>
> /* functions in xfs_bmap.c that are only needed by xfs_bmap_util.c */
> -void xfs_bmap_del_free(struct xfs_bmap_free *flist,
> - struct xfs_bmap_free_item *free);
> int xfs_bmap_extsize_align(struct xfs_mount *mp, struct xfs_bmbt_irec *gotp,
> struct xfs_bmbt_irec *prevp, xfs_extlen_t extsz,
> int rt, int eof, int delay, int convert,
> diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c
> index e064665..be17f0a 100644
> --- a/fs/xfs/xfs_dquot.c
> +++ b/fs/xfs/xfs_dquot.c
> @@ -23,6 +23,7 @@
> #include "xfs_trans_resv.h"
> #include "xfs_bit.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_bmap.h"
> #include "xfs_bmap_util.h"
> diff --git a/fs/xfs/xfs_filestream.c b/fs/xfs/xfs_filestream.c
> index a51353a..3e990fb 100644
> --- a/fs/xfs/xfs_filestream.c
> +++ b/fs/xfs/xfs_filestream.c
> @@ -22,6 +22,7 @@
> #include "xfs_trans_resv.h"
> #include "xfs_sb.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_bmap.h"
> #include "xfs_bmap_util.h"
> @@ -385,7 +386,7 @@ xfs_filestream_new_ag(
> }
>
> flags = (ap->userdata ? XFS_PICK_USERDATA : 0) |
> - (ap->flist->xbf_low ? XFS_PICK_LOWSPACE : 0);
> + (ap->flist->dop_low ? XFS_PICK_LOWSPACE : 0);
>
> err = xfs_filestream_pick_ag(pip, startag, agp, flags, minlen);
>
> diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
> index 7191c38..4c191d2 100644
> --- a/fs/xfs/xfs_fsops.c
> +++ b/fs/xfs/xfs_fsops.c
> @@ -23,6 +23,7 @@
> #include "xfs_trans_resv.h"
> #include "xfs_sb.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_da_format.h"
> #include "xfs_da_btree.h"
> #include "xfs_inode.h"
> diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
> index 8825bcf..d2389bb 100644
> --- a/fs/xfs/xfs_inode.c
> +++ b/fs/xfs/xfs_inode.c
> @@ -25,6 +25,7 @@
> #include "xfs_trans_resv.h"
> #include "xfs_sb.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_da_format.h"
> #include "xfs_da_btree.h"
> diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
> index 620fc91..023a4b4 100644
> --- a/fs/xfs/xfs_iomap.c
> +++ b/fs/xfs/xfs_iomap.c
> @@ -23,6 +23,7 @@
> #include "xfs_log_format.h"
> #include "xfs_trans_resv.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_btree.h"
> #include "xfs_bmap_btree.h"
> diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
> index 8359978..080b54b 100644
> --- a/fs/xfs/xfs_log_recover.c
> +++ b/fs/xfs/xfs_log_recover.c
> @@ -24,6 +24,7 @@
> #include "xfs_bit.h"
> #include "xfs_sb.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_da_format.h"
> #include "xfs_da_btree.h"
> #include "xfs_inode.h"
> diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
> index 970c19b..5f3ba88 100644
> --- a/fs/xfs/xfs_mount.c
> +++ b/fs/xfs/xfs_mount.c
> @@ -24,6 +24,7 @@
> #include "xfs_bit.h"
> #include "xfs_sb.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_da_format.h"
> #include "xfs_da_btree.h"
> #include "xfs_inode.h"
> diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
> index 3938b37..627f7e6 100644
> --- a/fs/xfs/xfs_rtalloc.c
> +++ b/fs/xfs/xfs_rtalloc.c
> @@ -23,6 +23,7 @@
> #include "xfs_trans_resv.h"
> #include "xfs_bit.h"
> #include "xfs_mount.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_bmap.h"
> #include "xfs_bmap_util.h"
> diff --git a/fs/xfs/xfs_symlink.c b/fs/xfs/xfs_symlink.c
> index 08a46c6..20af47b 100644
> --- a/fs/xfs/xfs_symlink.c
> +++ b/fs/xfs/xfs_symlink.c
> @@ -26,6 +26,7 @@
> #include "xfs_mount.h"
> #include "xfs_da_format.h"
> #include "xfs_da_btree.h"
> +#include "xfs_defer.h"
> #include "xfs_dir2.h"
> #include "xfs_inode.h"
> #include "xfs_ialloc.h"
> diff --git a/fs/xfs/xfs_trace.c b/fs/xfs/xfs_trace.c
> index 3971527..7f17ae6 100644
> --- a/fs/xfs/xfs_trace.c
> +++ b/fs/xfs/xfs_trace.c
> @@ -24,6 +24,7 @@
> #include "xfs_mount.h"
> #include "xfs_defer.h"
> #include "xfs_da_format.h"
> +#include "xfs_defer.h"
> #include "xfs_inode.h"
> #include "xfs_btree.h"
> #include "xfs_da_btree.h"
>
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