On Sunday 10 May 2020 12:54:03 PM IST Christoph Hellwig wrote:
> Both the data and attr fork have a format that is stored in the legacy
> idinode. Move it into the xfs_ifork structure instead, where it uses
> up padding.
>
The changes look good to me.
Reviewed-by: Chandan Babu R <chandanrlinux@xxxxxxxxx>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> ---
> fs/xfs/libxfs/xfs_attr.c | 12 +--
> fs/xfs/libxfs/xfs_attr_leaf.c | 32 ++++----
> fs/xfs/libxfs/xfs_bmap.c | 120 +++++++++++++----------------
> fs/xfs/libxfs/xfs_bmap_btree.c | 5 +-
> fs/xfs/libxfs/xfs_dir2.c | 8 +-
> fs/xfs/libxfs/xfs_dir2_sf.c | 13 ++--
> fs/xfs/libxfs/xfs_inode_buf.c | 6 +-
> fs/xfs/libxfs/xfs_inode_buf.h | 2 -
> fs/xfs/libxfs/xfs_inode_fork.c | 14 ++--
> fs/xfs/libxfs/xfs_inode_fork.h | 28 ++++---
> fs/xfs/libxfs/xfs_symlink_remote.c | 16 ++--
> fs/xfs/scrub/bmap.c | 4 +-
> fs/xfs/scrub/dabtree.c | 2 +-
> fs/xfs/scrub/dir.c | 7 +-
> fs/xfs/xfs_aops.c | 2 +-
> fs/xfs/xfs_attr_inactive.c | 2 +-
> fs/xfs/xfs_attr_list.c | 4 +-
> fs/xfs/xfs_bmap_util.c | 56 +++++++-------
> fs/xfs/xfs_dir2_readdir.c | 2 +-
> fs/xfs/xfs_icache.c | 1 -
> fs/xfs/xfs_inode.c | 36 ++++-----
> fs/xfs/xfs_inode.h | 2 -
> fs/xfs/xfs_inode_item.c | 12 +--
> fs/xfs/xfs_iomap.c | 4 +-
> fs/xfs/xfs_itable.c | 2 +-
> fs/xfs/xfs_symlink.c | 2 +-
> fs/xfs/xfs_trace.h | 2 +-
> 27 files changed, 181 insertions(+), 215 deletions(-)
>
> diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
> index 1b01675e9c80b..3b1bd6e112f89 100644
> --- a/fs/xfs/libxfs/xfs_attr.c
> +++ b/fs/xfs/libxfs/xfs_attr.c
> @@ -61,7 +61,7 @@ xfs_inode_hasattr(
> struct xfs_inode *ip)
> {
> if (!XFS_IFORK_Q(ip) ||
> - (ip->i_d.di_aformat == XFS_DINODE_FMT_EXTENTS &&
> + (ip->i_afp->if_format == XFS_DINODE_FMT_EXTENTS &&
> ip->i_afp->if_nextents == 0))
> return 0;
> return 1;
> @@ -84,7 +84,7 @@ xfs_attr_get_ilocked(
> if (!xfs_inode_hasattr(args->dp))
> return -ENOATTR;
>
> - if (args->dp->i_d.di_aformat == XFS_DINODE_FMT_LOCAL)
> + if (args->dp->i_afp->if_format == XFS_DINODE_FMT_LOCAL)
> return xfs_attr_shortform_getvalue(args);
> if (xfs_bmap_one_block(args->dp, XFS_ATTR_FORK))
> return xfs_attr_leaf_get(args);
> @@ -212,14 +212,14 @@ xfs_attr_set_args(
> * If the attribute list is non-existent or a shortform list,
> * upgrade it to a single-leaf-block attribute list.
> */
> - if (dp->i_d.di_aformat == XFS_DINODE_FMT_LOCAL ||
> - (dp->i_d.di_aformat == XFS_DINODE_FMT_EXTENTS &&
> + if (dp->i_afp->if_format == XFS_DINODE_FMT_LOCAL ||
> + (dp->i_afp->if_format == XFS_DINODE_FMT_EXTENTS &&
> dp->i_afp->if_nextents == 0)) {
>
> /*
> * Build initial attribute list (if required).
> */
> - if (dp->i_d.di_aformat == XFS_DINODE_FMT_EXTENTS)
> + if (dp->i_afp->if_format == XFS_DINODE_FMT_EXTENTS)
> xfs_attr_shortform_create(args);
>
> /*
> @@ -272,7 +272,7 @@ xfs_attr_remove_args(
>
> if (!xfs_inode_hasattr(dp)) {
> error = -ENOATTR;
> - } else if (dp->i_d.di_aformat == XFS_DINODE_FMT_LOCAL) {
> + } else if (dp->i_afp->if_format == XFS_DINODE_FMT_LOCAL) {
> ASSERT(dp->i_afp->if_flags & XFS_IFINLINE);
> error = xfs_attr_shortform_remove(args);
> } else if (xfs_bmap_one_block(dp, XFS_ATTR_FORK)) {
> diff --git a/fs/xfs/libxfs/xfs_attr_leaf.c b/fs/xfs/libxfs/xfs_attr_leaf.c
> index 64b172180c42c..d7f3173ce3c31 100644
> --- a/fs/xfs/libxfs/xfs_attr_leaf.c
> +++ b/fs/xfs/libxfs/xfs_attr_leaf.c
> @@ -539,7 +539,7 @@ xfs_attr_shortform_bytesfit(
> /* rounded down */
> offset = (XFS_LITINO(mp) - bytes) >> 3;
>
> - if (dp->i_d.di_format == XFS_DINODE_FMT_DEV) {
> + if (dp->i_df.if_format == XFS_DINODE_FMT_DEV) {
> minforkoff = roundup(sizeof(xfs_dev_t), 8) >> 3;
> return (offset >= minforkoff) ? minforkoff : 0;
> }
> @@ -567,7 +567,7 @@ xfs_attr_shortform_bytesfit(
>
> dsize = dp->i_df.if_bytes;
>
> - switch (dp->i_d.di_format) {
> + switch (dp->i_df.if_format) {
> case XFS_DINODE_FMT_EXTENTS:
> /*
> * If there is no attr fork and the data fork is extents,
> @@ -636,22 +636,19 @@ xfs_sbversion_add_attr2(xfs_mount_t *mp, xfs_trans_t *tp)
> * Create the initial contents of a shortform attribute list.
> */
> void
> -xfs_attr_shortform_create(xfs_da_args_t *args)
> +xfs_attr_shortform_create(
> + struct xfs_da_args *args)
> {
> - xfs_attr_sf_hdr_t *hdr;
> - xfs_inode_t *dp;
> - struct xfs_ifork *ifp;
> + struct xfs_inode *dp = args->dp;
> + struct xfs_ifork *ifp = dp->i_afp;
> + struct xfs_attr_sf_hdr *hdr;
>
> trace_xfs_attr_sf_create(args);
>
> - dp = args->dp;
> - ASSERT(dp != NULL);
> - ifp = dp->i_afp;
> - ASSERT(ifp != NULL);
> ASSERT(ifp->if_bytes == 0);
> - if (dp->i_d.di_aformat == XFS_DINODE_FMT_EXTENTS) {
> + if (ifp->if_format == XFS_DINODE_FMT_EXTENTS) {
> ifp->if_flags &= ~XFS_IFEXTENTS; /* just in case */
> - dp->i_d.di_aformat = XFS_DINODE_FMT_LOCAL;
> + ifp->if_format = XFS_DINODE_FMT_LOCAL;
> ifp->if_flags |= XFS_IFINLINE;
> } else {
> ASSERT(ifp->if_flags & XFS_IFINLINE);
> @@ -721,7 +718,6 @@ xfs_attr_fork_remove(
> {
> xfs_idestroy_fork(ip, XFS_ATTR_FORK);
> ip->i_d.di_forkoff = 0;
> - ip->i_d.di_aformat = XFS_DINODE_FMT_EXTENTS;
>
> ASSERT(ip->i_afp == NULL);
>
> @@ -774,7 +770,7 @@ xfs_attr_shortform_remove(xfs_da_args_t *args)
> totsize -= size;
> if (totsize == sizeof(xfs_attr_sf_hdr_t) &&
> (mp->m_flags & XFS_MOUNT_ATTR2) &&
> - (dp->i_d.di_format != XFS_DINODE_FMT_BTREE) &&
> + (dp->i_df.if_format != XFS_DINODE_FMT_BTREE) &&
> !(args->op_flags & XFS_DA_OP_ADDNAME)) {
> xfs_attr_fork_remove(dp, args->trans);
> } else {
> @@ -784,7 +780,7 @@ xfs_attr_shortform_remove(xfs_da_args_t *args)
> ASSERT(totsize > sizeof(xfs_attr_sf_hdr_t) ||
> (args->op_flags & XFS_DA_OP_ADDNAME) ||
> !(mp->m_flags & XFS_MOUNT_ATTR2) ||
> - dp->i_d.di_format == XFS_DINODE_FMT_BTREE);
> + dp->i_df.if_format == XFS_DINODE_FMT_BTREE);
> xfs_trans_log_inode(args->trans, dp,
> XFS_ILOG_CORE | XFS_ILOG_ADATA);
> }
> @@ -961,7 +957,7 @@ xfs_attr_shortform_allfit(
> + be16_to_cpu(name_loc->valuelen);
> }
> if ((dp->i_mount->m_flags & XFS_MOUNT_ATTR2) &&
> - (dp->i_d.di_format != XFS_DINODE_FMT_BTREE) &&
> + (dp->i_df.if_format != XFS_DINODE_FMT_BTREE) &&
> (bytes == sizeof(struct xfs_attr_sf_hdr)))
> return -1;
> return xfs_attr_shortform_bytesfit(dp, bytes);
> @@ -980,7 +976,7 @@ xfs_attr_shortform_verify(
> int i;
> int64_t size;
>
> - ASSERT(ip->i_d.di_aformat == XFS_DINODE_FMT_LOCAL);
> + ASSERT(ip->i_afp->if_format == XFS_DINODE_FMT_LOCAL);
> ifp = XFS_IFORK_PTR(ip, XFS_ATTR_FORK);
> sfp = (struct xfs_attr_shortform *)ifp->if_u1.if_data;
> size = ifp->if_bytes;
> @@ -1084,7 +1080,7 @@ xfs_attr3_leaf_to_shortform(
>
> if (forkoff == -1) {
> ASSERT(dp->i_mount->m_flags & XFS_MOUNT_ATTR2);
> - ASSERT(dp->i_d.di_format != XFS_DINODE_FMT_BTREE);
> + ASSERT(dp->i_df.if_format != XFS_DINODE_FMT_BTREE);
> xfs_attr_fork_remove(dp, args->trans);
> goto out;
> }
> diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
> index c1136be49abeb..edc63dba007f4 100644
> --- a/fs/xfs/libxfs/xfs_bmap.c
> +++ b/fs/xfs/libxfs/xfs_bmap.c
> @@ -123,7 +123,7 @@ static inline bool xfs_bmap_needs_btree(struct xfs_inode *ip, int whichfork)
> struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, whichfork);
>
> return whichfork != XFS_COW_FORK &&
> - XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_EXTENTS &&
> + ifp->if_format == XFS_DINODE_FMT_EXTENTS &&
> ifp->if_nextents > XFS_IFORK_MAXEXT(ip, whichfork);
> }
>
> @@ -135,7 +135,7 @@ static inline bool xfs_bmap_wants_extents(struct xfs_inode *ip, int whichfork)
> struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, whichfork);
>
> return whichfork != XFS_COW_FORK &&
> - XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_BTREE &&
> + ifp->if_format == XFS_DINODE_FMT_BTREE &&
> ifp->if_nextents <= XFS_IFORK_MAXEXT(ip, whichfork);
> }
>
> @@ -215,8 +215,8 @@ xfs_bmap_forkoff_reset(
> int whichfork)
> {
> if (whichfork == XFS_ATTR_FORK &&
> - ip->i_d.di_format != XFS_DINODE_FMT_DEV &&
> - ip->i_d.di_format != XFS_DINODE_FMT_BTREE) {
> + ip->i_df.if_format != XFS_DINODE_FMT_DEV &&
> + ip->i_df.if_format != XFS_DINODE_FMT_BTREE) {
> uint dfl_forkoff = xfs_default_attroffset(ip) >> 3;
>
> if (dfl_forkoff > ip->i_d.di_forkoff)
> @@ -317,31 +317,28 @@ xfs_bmap_check_leaf_extents(
> xfs_inode_t *ip, /* incore inode pointer */
> int whichfork) /* data or attr fork */
> {
> + struct xfs_mount *mp = ip->i_mount;
> + struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, whichfork);
> struct xfs_btree_block *block; /* current btree block */
> xfs_fsblock_t bno; /* block # of "block" */
> xfs_buf_t *bp; /* buffer for "block" */
> int error; /* error return value */
> xfs_extnum_t i=0, j; /* index into the extents list */
> - struct xfs_ifork *ifp; /* fork structure */
> int level; /* btree level, for checking */
> - xfs_mount_t *mp; /* file system mount structure */
> __be64 *pp; /* pointer to block address */
> xfs_bmbt_rec_t *ep; /* pointer to current extent */
> xfs_bmbt_rec_t last = {0, 0}; /* last extent in prev block */
> xfs_bmbt_rec_t *nextp; /* pointer to next extent */
> int bp_release = 0;
>
> - if (XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_BTREE) {
> + if (ifp->if_format != XFS_DINODE_FMT_BTREE)
> return;
> - }
>
> /* skip large extent count inodes */
> if (ip->i_df.if_nextents > 10000)
> return;
>
> bno = NULLFSBLOCK;
> - mp = ip->i_mount;
> - ifp = XFS_IFORK_PTR(ip, whichfork);
> block = ifp->if_broot;
> /*
> * Root level must use BMAP_BROOT_PTR_ADDR macro to get ptr out.
> @@ -606,7 +603,7 @@ xfs_bmap_btree_to_extents(
> ASSERT(cur);
> ASSERT(whichfork != XFS_COW_FORK);
> ASSERT(ifp->if_flags & XFS_IFEXTENTS);
> - ASSERT(XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_BTREE);
> + ASSERT(ifp->if_format == XFS_DINODE_FMT_BTREE);
> ASSERT(be16_to_cpu(rblock->bb_level) == 1);
> ASSERT(be16_to_cpu(rblock->bb_numrecs) == 1);
> ASSERT(xfs_bmbt_maxrecs(mp, ifp->if_broot_bytes, 0) == 1);
> @@ -634,7 +631,7 @@ xfs_bmap_btree_to_extents(
> xfs_iroot_realloc(ip, -1, whichfork);
> ASSERT(ifp->if_broot == NULL);
> ASSERT((ifp->if_flags & XFS_IFBROOT) == 0);
> - XFS_IFORK_FMT_SET(ip, whichfork, XFS_DINODE_FMT_EXTENTS);
> + ifp->if_format = XFS_DINODE_FMT_EXTENTS;
> *logflagsp |= XFS_ILOG_CORE | xfs_ilog_fext(whichfork);
> return 0;
> }
> @@ -670,7 +667,7 @@ xfs_bmap_extents_to_btree(
> mp = ip->i_mount;
> ASSERT(whichfork != XFS_COW_FORK);
> ifp = XFS_IFORK_PTR(ip, whichfork);
> - ASSERT(XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_EXTENTS);
> + ASSERT(ifp->if_format == XFS_DINODE_FMT_EXTENTS);
>
> /*
> * Make space in the inode incore. This needs to be undone if we fail
> @@ -694,7 +691,7 @@ xfs_bmap_extents_to_btree(
> /*
> * Convert to a btree with two levels, one record in root.
> */
> - XFS_IFORK_FMT_SET(ip, whichfork, XFS_DINODE_FMT_BTREE);
> + ifp->if_format = XFS_DINODE_FMT_BTREE;
> memset(&args, 0, sizeof(args));
> args.tp = tp;
> args.mp = mp;
> @@ -780,7 +777,7 @@ xfs_bmap_extents_to_btree(
> xfs_trans_mod_dquot_byino(tp, ip, XFS_TRANS_DQ_BCOUNT, -1L);
> out_root_realloc:
> xfs_iroot_realloc(ip, -1, whichfork);
> - XFS_IFORK_FMT_SET(ip, whichfork, XFS_DINODE_FMT_EXTENTS);
> + ifp->if_format = XFS_DINODE_FMT_EXTENTS;
> ASSERT(ifp->if_broot == NULL);
> xfs_btree_del_cursor(cur, XFS_BTREE_ERROR);
>
> @@ -802,7 +799,7 @@ xfs_bmap_local_to_extents_empty(
> struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, whichfork);
>
> ASSERT(whichfork != XFS_COW_FORK);
> - ASSERT(XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_LOCAL);
> + ASSERT(ifp->if_format == XFS_DINODE_FMT_LOCAL);
> ASSERT(ifp->if_bytes == 0);
> ASSERT(ifp->if_nextents == 0);
>
> @@ -811,7 +808,7 @@ xfs_bmap_local_to_extents_empty(
> ifp->if_flags |= XFS_IFEXTENTS;
> ifp->if_u1.if_root = NULL;
> ifp->if_height = 0;
> - XFS_IFORK_FMT_SET(ip, whichfork, XFS_DINODE_FMT_EXTENTS);
> + ifp->if_format = XFS_DINODE_FMT_EXTENTS;
> xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
> }
>
> @@ -842,7 +839,7 @@ xfs_bmap_local_to_extents(
> */
> ASSERT(!(S_ISREG(VFS_I(ip)->i_mode) && whichfork == XFS_DATA_FORK));
> ifp = XFS_IFORK_PTR(ip, whichfork);
> - ASSERT(XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_LOCAL);
> + ASSERT(ifp->if_format == XFS_DINODE_FMT_LOCAL);
>
> if (!ifp->if_bytes) {
> xfs_bmap_local_to_extents_empty(tp, ip, whichfork);
> @@ -1036,7 +1033,7 @@ xfs_bmap_set_attrforkoff(
> int size,
> int *version)
> {
> - switch (ip->i_d.di_format) {
> + switch (ip->i_df.if_format) {
> case XFS_DINODE_FMT_DEV:
> ip->i_d.di_forkoff = roundup(sizeof(xfs_dev_t), 8) >> 3;
> break;
> @@ -1094,13 +1091,6 @@ xfs_bmap_add_attrfork(
> goto trans_cancel;
> if (XFS_IFORK_Q(ip))
> goto trans_cancel;
> - if (ip->i_d.di_aformat != XFS_DINODE_FMT_EXTENTS) {
> - /*
> - * For inodes coming from pre-6.2 filesystems.
> - */
> - ASSERT(ip->i_d.di_aformat == 0);
> - ip->i_d.di_aformat = XFS_DINODE_FMT_EXTENTS;
> - }
>
> xfs_trans_ijoin(tp, ip, 0);
> xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
> @@ -1109,9 +1099,10 @@ xfs_bmap_add_attrfork(
> goto trans_cancel;
> ASSERT(ip->i_afp == NULL);
> ip->i_afp = kmem_zone_zalloc(xfs_ifork_zone, 0);
> + ip->i_afp->if_format = XFS_DINODE_FMT_EXTENTS;
> ip->i_afp->if_flags = XFS_IFEXTENTS;
> logflags = 0;
> - switch (ip->i_d.di_format) {
> + switch (ip->i_df.if_format) {
> case XFS_DINODE_FMT_LOCAL:
> error = xfs_bmap_add_attrfork_local(tp, ip, &logflags);
> break;
> @@ -1237,9 +1228,7 @@ xfs_iread_extents(
>
> ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
>
> - if (XFS_IS_CORRUPT(mp,
> - XFS_IFORK_FORMAT(ip, whichfork) !=
> - XFS_DINODE_FMT_BTREE)) {
> + if (XFS_IS_CORRUPT(mp, ifp->if_format != XFS_DINODE_FMT_BTREE)) {
> error = -EFSCORRUPTED;
> goto out;
> }
> @@ -1287,14 +1276,13 @@ xfs_bmap_first_unused(
> xfs_fileoff_t lowest, max;
> int error;
>
> - ASSERT(xfs_ifork_has_extents(ip, whichfork) ||
> - XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_LOCAL);
> -
> - if (XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_LOCAL) {
> + if (ifp->if_format == XFS_DINODE_FMT_LOCAL) {
> *first_unused = 0;
> return 0;
> }
>
> + ASSERT(xfs_ifork_has_extents(ifp));
> +
> if (!(ifp->if_flags & XFS_IFEXTENTS)) {
> error = xfs_iread_extents(tp, ip, whichfork);
> if (error)
> @@ -1335,7 +1323,7 @@ xfs_bmap_last_before(
> struct xfs_iext_cursor icur;
> int error;
>
> - switch (XFS_IFORK_FORMAT(ip, whichfork)) {
> + switch (ifp->if_format) {
> case XFS_DINODE_FMT_LOCAL:
> *last_block = 0;
> return 0;
> @@ -1434,16 +1422,17 @@ xfs_bmap_last_offset(
> xfs_fileoff_t *last_block,
> int whichfork)
> {
> + struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, whichfork);
> struct xfs_bmbt_irec rec;
> int is_empty;
> int error;
>
> *last_block = 0;
>
> - if (XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_LOCAL)
> + if (ifp->if_format == XFS_DINODE_FMT_LOCAL)
> return 0;
>
> - if (XFS_IS_CORRUPT(ip->i_mount, !xfs_ifork_has_extents(ip, whichfork)))
> + if (XFS_IS_CORRUPT(ip->i_mount, !xfs_ifork_has_extents(ifp)))
> return -EFSCORRUPTED;
>
> error = xfs_bmap_last_extent(NULL, ip, whichfork, &rec, &is_empty);
> @@ -1475,7 +1464,7 @@ xfs_bmap_one_block(
> #endif /* !DEBUG */
> if (ifp->if_nextents != 1)
> return 0;
> - if (XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_EXTENTS)
> + if (ifp->if_format != XFS_DINODE_FMT_EXTENTS)
> return 0;
> ASSERT(ifp->if_flags & XFS_IFEXTENTS);
> xfs_iext_first(ifp, &icur);
> @@ -3895,10 +3884,9 @@ xfs_bmapi_read(
> if (WARN_ON_ONCE(!ifp))
> return -EFSCORRUPTED;
>
> - if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ip, whichfork)) ||
> - XFS_TEST_ERROR(false, mp, XFS_ERRTAG_BMAPIFORMAT)) {
> + if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||
> + XFS_TEST_ERROR(false, mp, XFS_ERRTAG_BMAPIFORMAT))
> return -EFSCORRUPTED;
> - }
>
> if (XFS_FORCED_SHUTDOWN(mp))
> return -EIO;
> @@ -4281,11 +4269,13 @@ xfs_bmapi_minleft(
> struct xfs_inode *ip,
> int fork)
> {
> + struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, fork);
> +
> if (tp && tp->t_firstblock != NULLFSBLOCK)
> return 0;
> - if (XFS_IFORK_FORMAT(ip, fork) != XFS_DINODE_FMT_BTREE)
> + if (ifp->if_format != XFS_DINODE_FMT_BTREE)
> return 1;
> - return be16_to_cpu(XFS_IFORK_PTR(ip, fork)->if_broot->bb_level) + 1;
> + return be16_to_cpu(ifp->if_broot->bb_level) + 1;
> }
>
> /*
> @@ -4300,11 +4290,13 @@ xfs_bmapi_finish(
> int whichfork,
> int error)
> {
> + struct xfs_ifork *ifp = XFS_IFORK_PTR(bma->ip, whichfork);
> +
> if ((bma->logflags & xfs_ilog_fext(whichfork)) &&
> - XFS_IFORK_FORMAT(bma->ip, whichfork) != XFS_DINODE_FMT_EXTENTS)
> + ifp->if_format != XFS_DINODE_FMT_EXTENTS)
> bma->logflags &= ~xfs_ilog_fext(whichfork);
> else if ((bma->logflags & xfs_ilog_fbroot(whichfork)) &&
> - XFS_IFORK_FORMAT(bma->ip, whichfork) != XFS_DINODE_FMT_BTREE)
> + ifp->if_format != XFS_DINODE_FMT_BTREE)
> bma->logflags &= ~xfs_ilog_fbroot(whichfork);
>
> if (bma->logflags)
> @@ -4336,13 +4328,13 @@ xfs_bmapi_write(
> .total = total,
> };
> struct xfs_mount *mp = ip->i_mount;
> - struct xfs_ifork *ifp;
> + int whichfork = xfs_bmapi_whichfork(flags);
> + struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, whichfork);
> xfs_fileoff_t end; /* end of mapped file region */
> bool eof = false; /* after the end of extents */
> int error; /* error return */
> int n; /* current extent index */
> xfs_fileoff_t obno; /* old block number (offset) */
> - int whichfork; /* data or attr fork */
>
> #ifdef DEBUG
> xfs_fileoff_t orig_bno; /* original block number value */
> @@ -4357,13 +4349,12 @@ xfs_bmapi_write(
> orig_mval = mval;
> orig_nmap = *nmap;
> #endif
> - whichfork = xfs_bmapi_whichfork(flags);
>
> ASSERT(*nmap >= 1);
> ASSERT(*nmap <= XFS_BMAP_MAX_NMAP);
> ASSERT(tp != NULL);
> ASSERT(len > 0);
> - ASSERT(XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_LOCAL);
> + ASSERT(ifp->if_format != XFS_DINODE_FMT_LOCAL);
> ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
> ASSERT(!(flags & XFS_BMAPI_REMAP));
>
> @@ -4379,7 +4370,7 @@ xfs_bmapi_write(
> ASSERT((flags & (XFS_BMAPI_PREALLOC | XFS_BMAPI_ZERO)) !=
> (XFS_BMAPI_PREALLOC | XFS_BMAPI_ZERO));
>
> - if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ip, whichfork)) ||
> + if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||
> XFS_TEST_ERROR(false, mp, XFS_ERRTAG_BMAPIFORMAT)) {
> return -EFSCORRUPTED;
> }
> @@ -4387,8 +4378,6 @@ xfs_bmapi_write(
> if (XFS_FORCED_SHUTDOWN(mp))
> return -EIO;
>
> - ifp = XFS_IFORK_PTR(ip, whichfork);
> -
> XFS_STATS_INC(mp, xs_blk_mapw);
>
> if (!(ifp->if_flags & XFS_IFEXTENTS)) {
> @@ -4498,7 +4487,7 @@ xfs_bmapi_write(
> if (error)
> goto error0;
>
> - ASSERT(XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_BTREE ||
> + ASSERT(ifp->if_format != XFS_DINODE_FMT_BTREE ||
> ifp->if_nextents > XFS_IFORK_MAXEXT(ip, whichfork));
> xfs_bmapi_finish(&bma, whichfork, 0);
> xfs_bmap_validate_ret(orig_bno, orig_len, orig_flags, orig_mval,
> @@ -4645,7 +4634,7 @@ xfs_bmapi_remap(
> ASSERT((flags & (XFS_BMAPI_ATTRFORK | XFS_BMAPI_PREALLOC)) !=
> (XFS_BMAPI_ATTRFORK | XFS_BMAPI_PREALLOC));
>
> - if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ip, whichfork)) ||
> + if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||
> XFS_TEST_ERROR(false, mp, XFS_ERRTAG_BMAPIFORMAT)) {
> return -EFSCORRUPTED;
> }
> @@ -4689,9 +4678,9 @@ xfs_bmapi_remap(
> error = xfs_bmap_btree_to_extents(tp, ip, cur, &logflags, whichfork);
>
> error0:
> - if (ip->i_d.di_format != XFS_DINODE_FMT_EXTENTS)
> + if (ip->i_df.if_format != XFS_DINODE_FMT_EXTENTS)
> logflags &= ~XFS_ILOG_DEXT;
> - else if (ip->i_d.di_format != XFS_DINODE_FMT_BTREE)
> + else if (ip->i_df.if_format != XFS_DINODE_FMT_BTREE)
> logflags &= ~XFS_ILOG_DBROOT;
>
> if (logflags)
> @@ -5041,7 +5030,7 @@ xfs_bmap_del_extent_real(
> * conversion to btree format, since the transaction will be dirty then.
> */
> if (tp->t_blk_res == 0 &&
> - XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_EXTENTS &&
> + ifp->if_format == XFS_DINODE_FMT_EXTENTS &&
> ifp->if_nextents >= XFS_IFORK_MAXEXT(ip, whichfork) &&
> del->br_startoff > got.br_startoff && del_endoff < got_endoff)
> return -ENOSPC;
> @@ -5284,7 +5273,7 @@ __xfs_bunmapi(
> whichfork = xfs_bmapi_whichfork(flags);
> ASSERT(whichfork != XFS_COW_FORK);
> ifp = XFS_IFORK_PTR(ip, whichfork);
> - if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ip, whichfork)))
> + if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)))
> return -EFSCORRUPTED;
> if (XFS_FORCED_SHUTDOWN(mp))
> return -EIO;
> @@ -5322,7 +5311,7 @@ __xfs_bunmapi(
>
> logflags = 0;
> if (ifp->if_flags & XFS_IFBROOT) {
> - ASSERT(XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_BTREE);
> + ASSERT(ifp->if_format == XFS_DINODE_FMT_BTREE);
> cur = xfs_bmbt_init_cursor(mp, tp, ip, whichfork);
> cur->bc_ino.flags = 0;
> } else
> @@ -5567,10 +5556,10 @@ __xfs_bunmapi(
> * logging the extent records if we've converted to btree format.
> */
> if ((logflags & xfs_ilog_fext(whichfork)) &&
> - XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_EXTENTS)
> + ifp->if_format != XFS_DINODE_FMT_EXTENTS)
> logflags &= ~xfs_ilog_fext(whichfork);
> else if ((logflags & xfs_ilog_fbroot(whichfork)) &&
> - XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_BTREE)
> + ifp->if_format != XFS_DINODE_FMT_BTREE)
> logflags &= ~xfs_ilog_fbroot(whichfork);
> /*
> * Log inode even in the error case, if the transaction
> @@ -5781,7 +5770,7 @@ xfs_bmap_collapse_extents(
> int error = 0;
> int logflags = 0;
>
> - if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ip, whichfork)) ||
> + if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||
> XFS_TEST_ERROR(false, mp, XFS_ERRTAG_BMAPIFORMAT)) {
> return -EFSCORRUPTED;
> }
> @@ -5898,7 +5887,7 @@ xfs_bmap_insert_extents(
> int error = 0;
> int logflags = 0;
>
> - if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ip, whichfork)) ||
> + if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||
> XFS_TEST_ERROR(false, mp, XFS_ERRTAG_BMAPIFORMAT)) {
> return -EFSCORRUPTED;
> }
> @@ -5992,18 +5981,18 @@ xfs_bmap_split_extent(
> xfs_fileoff_t split_fsb)
> {
> int whichfork = XFS_DATA_FORK;
> + struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, whichfork);
> struct xfs_btree_cur *cur = NULL;
> struct xfs_bmbt_irec got;
> struct xfs_bmbt_irec new; /* split extent */
> struct xfs_mount *mp = ip->i_mount;
> - struct xfs_ifork *ifp;
> xfs_fsblock_t gotblkcnt; /* new block count for got */
> struct xfs_iext_cursor icur;
> int error = 0;
> int logflags = 0;
> int i = 0;
>
> - if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ip, whichfork)) ||
> + if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ifp)) ||
> XFS_TEST_ERROR(false, mp, XFS_ERRTAG_BMAPIFORMAT)) {
> return -EFSCORRUPTED;
> }
> @@ -6011,7 +6000,6 @@ xfs_bmap_split_extent(
> if (XFS_FORCED_SHUTDOWN(mp))
> return -EIO;
>
> - ifp = XFS_IFORK_PTR(ip, whichfork);
> if (!(ifp->if_flags & XFS_IFEXTENTS)) {
> /* Read in all the extents */
> error = xfs_iread_extents(tp, ip, whichfork);
> diff --git a/fs/xfs/libxfs/xfs_bmap_btree.c b/fs/xfs/libxfs/xfs_bmap_btree.c
> index 295a59cf88407..d9c63f17d2dec 100644
> --- a/fs/xfs/libxfs/xfs_bmap_btree.c
> +++ b/fs/xfs/libxfs/xfs_bmap_btree.c
> @@ -636,10 +636,7 @@ xfs_bmbt_change_owner(
>
> ASSERT(tp || buffer_list);
> ASSERT(!(tp && buffer_list));
> - if (whichfork == XFS_DATA_FORK)
> - ASSERT(ip->i_d.di_format == XFS_DINODE_FMT_BTREE);
> - else
> - ASSERT(ip->i_d.di_aformat == XFS_DINODE_FMT_BTREE);
> + ASSERT(XFS_IFORK_PTR(ip, whichfork)->if_format == XFS_DINODE_FMT_BTREE);
>
> cur = xfs_bmbt_init_cursor(ip->i_mount, tp, ip, whichfork);
> if (!cur)
> diff --git a/fs/xfs/libxfs/xfs_dir2.c b/fs/xfs/libxfs/xfs_dir2.c
> index dd6fcaaea318a..612a9c5e41b1c 100644
> --- a/fs/xfs/libxfs/xfs_dir2.c
> +++ b/fs/xfs/libxfs/xfs_dir2.c
> @@ -278,7 +278,7 @@ xfs_dir_createname(
> if (!inum)
> args->op_flags |= XFS_DA_OP_JUSTCHECK;
>
> - if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL) {
> + if (dp->i_df.if_format == XFS_DINODE_FMT_LOCAL) {
> rval = xfs_dir2_sf_addname(args);
> goto out_free;
> }
> @@ -373,7 +373,7 @@ xfs_dir_lookup(
> args->op_flags |= XFS_DA_OP_CILOOKUP;
>
> lock_mode = xfs_ilock_data_map_shared(dp);
> - if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL) {
> + if (dp->i_df.if_format == XFS_DINODE_FMT_LOCAL) {
> rval = xfs_dir2_sf_lookup(args);
> goto out_check_rval;
> }
> @@ -443,7 +443,7 @@ xfs_dir_removename(
> args->whichfork = XFS_DATA_FORK;
> args->trans = tp;
>
> - if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL) {
> + if (dp->i_df.if_format == XFS_DINODE_FMT_LOCAL) {
> rval = xfs_dir2_sf_removename(args);
> goto out_free;
> }
> @@ -504,7 +504,7 @@ xfs_dir_replace(
> args->whichfork = XFS_DATA_FORK;
> args->trans = tp;
>
> - if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL) {
> + if (dp->i_df.if_format == XFS_DINODE_FMT_LOCAL) {
> rval = xfs_dir2_sf_replace(args);
> goto out_free;
> }
> diff --git a/fs/xfs/libxfs/xfs_dir2_sf.c b/fs/xfs/libxfs/xfs_dir2_sf.c
> index 7b7f6fb2ea3b2..2463b5d734472 100644
> --- a/fs/xfs/libxfs/xfs_dir2_sf.c
> +++ b/fs/xfs/libxfs/xfs_dir2_sf.c
> @@ -343,7 +343,7 @@ xfs_dir2_block_to_sf(
> */
> ASSERT(dp->i_df.if_bytes == 0);
> xfs_init_local_fork(dp, XFS_DATA_FORK, sfp, size);
> - dp->i_d.di_format = XFS_DINODE_FMT_LOCAL;
> + dp->i_df.if_format = XFS_DINODE_FMT_LOCAL;
> dp->i_d.di_size = size;
>
> logflags |= XFS_ILOG_DDATA;
> @@ -710,11 +710,11 @@ xfs_dir2_sf_verify(
> struct xfs_inode *ip)
> {
> struct xfs_mount *mp = ip->i_mount;
> + struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, XFS_DATA_FORK);
> struct xfs_dir2_sf_hdr *sfp;
> struct xfs_dir2_sf_entry *sfep;
> struct xfs_dir2_sf_entry *next_sfep;
> char *endp;
> - struct xfs_ifork *ifp;
> xfs_ino_t ino;
> int i;
> int i8count;
> @@ -723,9 +723,8 @@ xfs_dir2_sf_verify(
> int error;
> uint8_t filetype;
>
> - ASSERT(ip->i_d.di_format == XFS_DINODE_FMT_LOCAL);
> + ASSERT(ifp->if_format == XFS_DINODE_FMT_LOCAL);
>
> - ifp = XFS_IFORK_PTR(ip, XFS_DATA_FORK);
> sfp = (struct xfs_dir2_sf_hdr *)ifp->if_u1.if_data;
> size = ifp->if_bytes;
>
> @@ -827,9 +826,9 @@ xfs_dir2_sf_create(
> * If it's currently a zero-length extent file,
> * convert it to local format.
> */
> - if (dp->i_d.di_format == XFS_DINODE_FMT_EXTENTS) {
> + if (dp->i_df.if_format == XFS_DINODE_FMT_EXTENTS) {
> dp->i_df.if_flags &= ~XFS_IFEXTENTS; /* just in case */
> - dp->i_d.di_format = XFS_DINODE_FMT_LOCAL;
> + dp->i_df.if_format = XFS_DINODE_FMT_LOCAL;
> xfs_trans_log_inode(args->trans, dp, XFS_ILOG_CORE);
> dp->i_df.if_flags |= XFS_IFINLINE;
> }
> @@ -1027,7 +1026,7 @@ xfs_dir2_sf_replace_needblock(
> int newsize;
> struct xfs_dir2_sf_hdr *sfp;
>
> - if (dp->i_d.di_format != XFS_DINODE_FMT_LOCAL)
> + if (dp->i_df.if_format != XFS_DINODE_FMT_LOCAL)
> return false;
>
> sfp = (struct xfs_dir2_sf_hdr *)dp->i_df.if_u1.if_data;
> diff --git a/fs/xfs/libxfs/xfs_inode_buf.c b/fs/xfs/libxfs/xfs_inode_buf.c
> index a374e2a81e764..ab555671e1543 100644
> --- a/fs/xfs/libxfs/xfs_inode_buf.c
> +++ b/fs/xfs/libxfs/xfs_inode_buf.c
> @@ -225,7 +225,6 @@ xfs_inode_from_disk(
> be16_to_cpu(from->di_projid_lo);
> }
>
> - to->di_format = from->di_format;
> i_uid_write(inode, be32_to_cpu(from->di_uid));
> i_gid_write(inode, be32_to_cpu(from->di_gid));
>
> @@ -246,7 +245,6 @@ xfs_inode_from_disk(
> to->di_nblocks = be64_to_cpu(from->di_nblocks);
> to->di_extsize = be32_to_cpu(from->di_extsize);
> to->di_forkoff = from->di_forkoff;
> - to->di_aformat = from->di_aformat;
> to->di_dmevmask = be32_to_cpu(from->di_dmevmask);
> to->di_dmstate = be16_to_cpu(from->di_dmstate);
> to->di_flags = be16_to_cpu(from->di_flags);
> @@ -289,7 +287,7 @@ xfs_inode_to_disk(
> to->di_magic = cpu_to_be16(XFS_DINODE_MAGIC);
> to->di_onlink = 0;
>
> - to->di_format = from->di_format;
> + to->di_format = xfs_ifork_format(&ip->i_df);
> to->di_uid = cpu_to_be32(i_uid_read(inode));
> to->di_gid = cpu_to_be32(i_gid_read(inode));
> to->di_projid_lo = cpu_to_be16(from->di_projid & 0xffff);
> @@ -312,7 +310,7 @@ xfs_inode_to_disk(
> to->di_nextents = cpu_to_be32(xfs_ifork_nextents(&ip->i_df));
> to->di_anextents = cpu_to_be16(xfs_ifork_nextents(ip->i_afp));
> to->di_forkoff = from->di_forkoff;
> - to->di_aformat = from->di_aformat;
> + to->di_aformat = xfs_ifork_format(ip->i_afp);
> to->di_dmevmask = cpu_to_be32(from->di_dmevmask);
> to->di_dmstate = cpu_to_be16(from->di_dmstate);
> to->di_flags = cpu_to_be16(from->di_flags);
> diff --git a/fs/xfs/libxfs/xfs_inode_buf.h b/fs/xfs/libxfs/xfs_inode_buf.h
> index fecccfb26463c..865ac493c72a2 100644
> --- a/fs/xfs/libxfs/xfs_inode_buf.h
> +++ b/fs/xfs/libxfs/xfs_inode_buf.h
> @@ -16,14 +16,12 @@ struct xfs_dinode;
> * format specific structures at the appropriate time.
> */
> struct xfs_icdinode {
> - int8_t di_format; /* format of di_c data */
> uint16_t di_flushiter; /* incremented on flush */
> uint32_t di_projid; /* owner's project id */
> xfs_fsize_t di_size; /* number of bytes in file */
> xfs_rfsblock_t di_nblocks; /* # of direct & btree blocks used */
> xfs_extlen_t di_extsize; /* basic/minimum extent size for file */
> uint8_t di_forkoff; /* attr fork offs, <<3 for 64b align */
> - int8_t di_aformat; /* format of attr fork's data */
> uint32_t di_dmevmask; /* DMIG event mask */
> uint16_t di_dmstate; /* DMIG state info */
> uint16_t di_flags; /* random flags, XFS_DIFLAG_... */
> diff --git a/fs/xfs/libxfs/xfs_inode_fork.c b/fs/xfs/libxfs/xfs_inode_fork.c
> index 195da3552c5b5..6562f2bcd15cc 100644
> --- a/fs/xfs/libxfs/xfs_inode_fork.c
> +++ b/fs/xfs/libxfs/xfs_inode_fork.c
> @@ -228,6 +228,7 @@ xfs_iformat_data_fork(
> struct inode *inode = VFS_I(ip);
> int error;
>
> + ip->i_df.if_format = dip->di_format;
> ip->i_df.if_nextents = be32_to_cpu(dip->di_nextents);
>
> switch (inode->i_mode & S_IFMT) {
> @@ -241,7 +242,7 @@ xfs_iformat_data_fork(
> case S_IFREG:
> case S_IFLNK:
> case S_IFDIR:
> - switch (dip->di_format) {
> + switch (ip->i_df.if_format) {
> case XFS_DINODE_FMT_LOCAL:
> error = xfs_iformat_local(ip, dip, XFS_DATA_FORK,
> be64_to_cpu(dip->di_size));
> @@ -283,9 +284,12 @@ xfs_iformat_attr_fork(
> int error = 0;
>
> ip->i_afp = kmem_zone_zalloc(xfs_ifork_zone, KM_NOFS);
> + ip->i_afp->if_format = dip->di_aformat;
> + if (unlikely(ip->i_afp->if_format == 0)) /* pre IRIX 6.2 file system */
> + ip->i_afp->if_format = XFS_DINODE_FMT_EXTENTS;
> ip->i_afp->if_nextents = be16_to_cpu(dip->di_anextents);
>
> - switch (dip->di_aformat) {
> + switch (ip->i_afp->if_format) {
> case XFS_DINODE_FMT_LOCAL:
> error = xfs_iformat_local(ip, dip, XFS_ATTR_FORK,
> xfs_dfork_attr_shortform_size(dip));
> @@ -508,7 +512,7 @@ xfs_idestroy_fork(
> * not local then we may or may not have an extents list,
> * so check and free it up if we do.
> */
> - if (XFS_IFORK_FORMAT(ip, whichfork) == XFS_DINODE_FMT_LOCAL) {
> + if (ifp->if_format == XFS_DINODE_FMT_LOCAL) {
> if (ifp->if_u1.if_data != NULL) {
> kmem_free(ifp->if_u1.if_data);
> ifp->if_u1.if_data = NULL;
> @@ -605,7 +609,7 @@ xfs_iflush_fork(
> }
> cp = XFS_DFORK_PTR(dip, whichfork);
> mp = ip->i_mount;
> - switch (XFS_IFORK_FORMAT(ip, whichfork)) {
> + switch (ifp->if_format) {
> case XFS_DINODE_FMT_LOCAL:
> if ((iip->ili_fields & dataflag[whichfork]) &&
> (ifp->if_bytes > 0)) {
> @@ -678,7 +682,7 @@ xfs_ifork_init_cow(
> ip->i_cowfp = kmem_zone_zalloc(xfs_ifork_zone,
> KM_NOFS);
> ip->i_cowfp->if_flags = XFS_IFEXTENTS;
> - ip->i_cformat = XFS_DINODE_FMT_EXTENTS;
> + ip->i_cowfp->if_format = XFS_DINODE_FMT_EXTENTS;
> }
>
> /* Verify the inline contents of the data fork of an inode. */
> diff --git a/fs/xfs/libxfs/xfs_inode_fork.h b/fs/xfs/libxfs/xfs_inode_fork.h
> index a69d425fe68df..d849cca103edd 100644
> --- a/fs/xfs/libxfs/xfs_inode_fork.h
> +++ b/fs/xfs/libxfs/xfs_inode_fork.h
> @@ -23,6 +23,7 @@ struct xfs_ifork {
> } if_u1;
> short if_broot_bytes; /* bytes allocated for root */
> unsigned char if_flags; /* per-fork flags */
> + int8_t if_format; /* format of this fork */
> xfs_extnum_t if_nextents; /* # of extents in this fork */
> };
>
> @@ -56,24 +57,14 @@ struct xfs_ifork {
> ((w) == XFS_ATTR_FORK ? \
> XFS_IFORK_ASIZE(ip) : \
> 0))
> -#define XFS_IFORK_FORMAT(ip,w) \
> - ((w) == XFS_DATA_FORK ? \
> - (ip)->i_d.di_format : \
> - ((w) == XFS_ATTR_FORK ? \
> - (ip)->i_d.di_aformat : \
> - (ip)->i_cformat))
> -#define XFS_IFORK_FMT_SET(ip,w,n) \
> - ((w) == XFS_DATA_FORK ? \
> - ((ip)->i_d.di_format = (n)) : \
> - ((w) == XFS_ATTR_FORK ? \
> - ((ip)->i_d.di_aformat = (n)) : \
> - ((ip)->i_cformat = (n))))
> #define XFS_IFORK_MAXEXT(ip, w) \
> (XFS_IFORK_SIZE(ip, w) / sizeof(xfs_bmbt_rec_t))
>
> -#define xfs_ifork_has_extents(ip, w) \
> - (XFS_IFORK_FORMAT((ip), (w)) == XFS_DINODE_FMT_EXTENTS || \
> - XFS_IFORK_FORMAT((ip), (w)) == XFS_DINODE_FMT_BTREE)
> +static inline bool xfs_ifork_has_extents(struct xfs_ifork *ifp)
> +{
> + return ifp->if_format == XFS_DINODE_FMT_EXTENTS ||
> + ifp->if_format == XFS_DINODE_FMT_BTREE;
> +}
>
> static inline xfs_extnum_t xfs_ifork_nextents(struct xfs_ifork *ifp)
> {
> @@ -82,6 +73,13 @@ static inline xfs_extnum_t xfs_ifork_nextents(struct xfs_ifork *ifp)
> return ifp->if_nextents;
> }
>
> +static inline int8_t xfs_ifork_format(struct xfs_ifork *ifp)
> +{
> + if (!ifp)
> + return XFS_DINODE_FMT_EXTENTS;
> + return ifp->if_format;
> +}
> +
> struct xfs_ifork *xfs_iext_state_to_fork(struct xfs_inode *ip, int state);
>
> int xfs_iformat_data_fork(struct xfs_inode *, struct xfs_dinode *);
> diff --git a/fs/xfs/libxfs/xfs_symlink_remote.c b/fs/xfs/libxfs/xfs_symlink_remote.c
> index 3b8260ca7d1b8..594bc447a7dd2 100644
> --- a/fs/xfs/libxfs/xfs_symlink_remote.c
> +++ b/fs/xfs/libxfs/xfs_symlink_remote.c
> @@ -204,16 +204,12 @@ xfs_failaddr_t
> xfs_symlink_shortform_verify(
> struct xfs_inode *ip)
> {
> - char *sfp;
> - char *endp;
> - struct xfs_ifork *ifp;
> - int size;
> -
> - ASSERT(ip->i_d.di_format == XFS_DINODE_FMT_LOCAL);
> - ifp = XFS_IFORK_PTR(ip, XFS_DATA_FORK);
> - sfp = (char *)ifp->if_u1.if_data;
> - size = ifp->if_bytes;
> - endp = sfp + size;
> + struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, XFS_DATA_FORK);
> + char *sfp = (char *)ifp->if_u1.if_data;
> + int size = ifp->if_bytes;
> + char *endp = sfp + size;
> +
> + ASSERT(ifp->if_format == XFS_DINODE_FMT_LOCAL);
>
> /*
> * Zero length symlinks should never occur in memory as they are
> diff --git a/fs/xfs/scrub/bmap.c b/fs/xfs/scrub/bmap.c
> index 157f72efec5e9..dfa1533b4edfc 100644
> --- a/fs/xfs/scrub/bmap.c
> +++ b/fs/xfs/scrub/bmap.c
> @@ -598,7 +598,7 @@ xchk_bmap_check_rmaps(
> size = 0;
> break;
> }
> - if (XFS_IFORK_FORMAT(sc->ip, whichfork) != XFS_DINODE_FMT_BTREE &&
> + if (ifp->if_format != XFS_DINODE_FMT_BTREE &&
> (size == 0 || ifp->if_nextents > 0))
> return 0;
>
> @@ -664,7 +664,7 @@ xchk_bmap(
> }
>
> /* Check the fork values */
> - switch (XFS_IFORK_FORMAT(ip, whichfork)) {
> + switch (ifp->if_format) {
> case XFS_DINODE_FMT_UUID:
> case XFS_DINODE_FMT_DEV:
> case XFS_DINODE_FMT_LOCAL:
> diff --git a/fs/xfs/scrub/dabtree.c b/fs/xfs/scrub/dabtree.c
> index 9a2e27ac13003..44b15015021f3 100644
> --- a/fs/xfs/scrub/dabtree.c
> +++ b/fs/xfs/scrub/dabtree.c
> @@ -468,7 +468,7 @@ xchk_da_btree(
> int error;
>
> /* Skip short format data structures; no btree to scan. */
> - if (!xfs_ifork_has_extents(sc->ip, whichfork))
> + if (!xfs_ifork_has_extents(XFS_IFORK_PTR(sc->ip, whichfork)))
> return 0;
>
> /* Set up initial da state. */
> diff --git a/fs/xfs/scrub/dir.c b/fs/xfs/scrub/dir.c
> index fe2a6e030c8a0..7c432997edade 100644
> --- a/fs/xfs/scrub/dir.c
> +++ b/fs/xfs/scrub/dir.c
> @@ -635,7 +635,7 @@ xchk_directory_blocks(
> {
> struct xfs_bmbt_irec got;
> struct xfs_da_args args;
> - struct xfs_ifork *ifp;
> + struct xfs_ifork *ifp = XFS_IFORK_PTR(sc->ip, XFS_DATA_FORK);
> struct xfs_mount *mp = sc->mp;
> xfs_fileoff_t leaf_lblk;
> xfs_fileoff_t free_lblk;
> @@ -647,11 +647,10 @@ xchk_directory_blocks(
> int error;
>
> /* Ignore local format directories. */
> - if (sc->ip->i_d.di_format != XFS_DINODE_FMT_EXTENTS &&
> - sc->ip->i_d.di_format != XFS_DINODE_FMT_BTREE)
> + if (ifp->if_format != XFS_DINODE_FMT_EXTENTS &&
> + ifp->if_format != XFS_DINODE_FMT_BTREE)
> return 0;
>
> - ifp = XFS_IFORK_PTR(sc->ip, XFS_DATA_FORK);
> lblk = XFS_B_TO_FSB(mp, XFS_DIR2_DATA_OFFSET);
> leaf_lblk = XFS_B_TO_FSB(mp, XFS_DIR2_LEAF_OFFSET);
> free_lblk = XFS_B_TO_FSB(mp, XFS_DIR2_FREE_OFFSET);
> diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
> index 9d9cebf187268..2834cbf1212e5 100644
> --- a/fs/xfs/xfs_aops.c
> +++ b/fs/xfs/xfs_aops.c
> @@ -382,7 +382,7 @@ xfs_map_blocks(
> */
> retry:
> xfs_ilock(ip, XFS_ILOCK_SHARED);
> - ASSERT(ip->i_d.di_format != XFS_DINODE_FMT_BTREE ||
> + ASSERT(ip->i_df.if_format != XFS_DINODE_FMT_BTREE ||
> (ip->i_df.if_flags & XFS_IFEXTENTS));
>
> /*
> diff --git a/fs/xfs/xfs_attr_inactive.c b/fs/xfs/xfs_attr_inactive.c
> index c42f90e16b4fa..00ffc46c0bf71 100644
> --- a/fs/xfs/xfs_attr_inactive.c
> +++ b/fs/xfs/xfs_attr_inactive.c
> @@ -367,7 +367,7 @@ xfs_attr_inactive(
> * removal below.
> */
> if (xfs_inode_hasattr(dp) &&
> - dp->i_d.di_aformat != XFS_DINODE_FMT_LOCAL) {
> + dp->i_afp->if_format != XFS_DINODE_FMT_LOCAL) {
> error = xfs_attr3_root_inactive(&trans, dp);
> if (error)
> goto out_cancel;
> diff --git a/fs/xfs/xfs_attr_list.c b/fs/xfs/xfs_attr_list.c
> index 5ff1d929d3b5f..e380bd1a9bfc9 100644
> --- a/fs/xfs/xfs_attr_list.c
> +++ b/fs/xfs/xfs_attr_list.c
> @@ -512,9 +512,9 @@ xfs_attr_list_ilocked(
> */
> if (!xfs_inode_hasattr(dp))
> return 0;
> - else if (dp->i_d.di_aformat == XFS_DINODE_FMT_LOCAL)
> + if (dp->i_afp->if_format == XFS_DINODE_FMT_LOCAL)
> return xfs_attr_shortform_list(context);
> - else if (xfs_bmap_one_block(dp, XFS_ATTR_FORK))
> + if (xfs_bmap_one_block(dp, XFS_ATTR_FORK))
> return xfs_attr_leaf_list(context);
> return xfs_attr_node_list(context);
> }
> diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
> index 4f277a6253b8d..5e32c3cf8e8c1 100644
> --- a/fs/xfs/xfs_bmap_util.c
> +++ b/fs/xfs/xfs_bmap_util.c
> @@ -223,7 +223,7 @@ xfs_bmap_count_blocks(
> if (!ifp)
> return 0;
>
> - switch (XFS_IFORK_FORMAT(ip, whichfork)) {
> + switch (ifp->if_format) {
> case XFS_DINODE_FMT_BTREE:
> if (!(ifp->if_flags & XFS_IFEXTENTS)) {
> error = xfs_iread_extents(tp, ip, whichfork);
> @@ -449,7 +449,7 @@ xfs_getbmap(
> break;
> }
>
> - switch (XFS_IFORK_FORMAT(ip, whichfork)) {
> + switch (ifp->if_format) {
> case XFS_DINODE_FMT_EXTENTS:
> case XFS_DINODE_FMT_BTREE:
> break;
> @@ -1210,17 +1210,19 @@ xfs_swap_extents_check_format(
> struct xfs_inode *ip, /* target inode */
> struct xfs_inode *tip) /* tmp inode */
> {
> + struct xfs_ifork *ifp = &ip->i_df;
> + struct xfs_ifork *tifp = &tip->i_df;
>
> /* Should never get a local format */
> - if (ip->i_d.di_format == XFS_DINODE_FMT_LOCAL ||
> - tip->i_d.di_format == XFS_DINODE_FMT_LOCAL)
> + if (ifp->if_format == XFS_DINODE_FMT_LOCAL ||
> + tifp->if_format == XFS_DINODE_FMT_LOCAL)
> return -EINVAL;
>
> /*
> * if the target inode has less extents that then temporary inode then
> * why did userspace call us?
> */
> - if (ip->i_df.if_nextents < tip->i_df.if_nextents)
> + if (ifp->if_nextents < tifp->if_nextents)
> return -EINVAL;
>
> /*
> @@ -1235,18 +1237,18 @@ xfs_swap_extents_check_format(
> * form then we will end up with the target inode in the wrong format
> * as we already know there are less extents in the temp inode.
> */
> - if (ip->i_d.di_format == XFS_DINODE_FMT_EXTENTS &&
> - tip->i_d.di_format == XFS_DINODE_FMT_BTREE)
> + if (ifp->if_format == XFS_DINODE_FMT_EXTENTS &&
> + tifp->if_format == XFS_DINODE_FMT_BTREE)
> return -EINVAL;
>
> /* Check temp in extent form to max in target */
> - if (tip->i_d.di_format == XFS_DINODE_FMT_EXTENTS &&
> - tip->i_df.if_nextents > XFS_IFORK_MAXEXT(ip, XFS_DATA_FORK))
> + if (tifp->if_format == XFS_DINODE_FMT_EXTENTS &&
> + tifp->if_nextents > XFS_IFORK_MAXEXT(ip, XFS_DATA_FORK))
> return -EINVAL;
>
> /* Check target in extent form to max in temp */
> - if (ip->i_d.di_format == XFS_DINODE_FMT_EXTENTS &&
> - ip->i_df.if_nextents > XFS_IFORK_MAXEXT(tip, XFS_DATA_FORK))
> + if (ifp->if_format == XFS_DINODE_FMT_EXTENTS &&
> + ifp->if_nextents > XFS_IFORK_MAXEXT(tip, XFS_DATA_FORK))
> return -EINVAL;
>
> /*
> @@ -1258,22 +1260,20 @@ xfs_swap_extents_check_format(
> * (a common defrag case) which will occur when the temp inode is in
> * extent format...
> */
> - if (tip->i_d.di_format == XFS_DINODE_FMT_BTREE) {
> + if (tifp->if_format == XFS_DINODE_FMT_BTREE) {
> if (XFS_IFORK_Q(ip) &&
> - XFS_BMAP_BMDR_SPACE(tip->i_df.if_broot) > XFS_IFORK_BOFF(ip))
> + XFS_BMAP_BMDR_SPACE(tifp->if_broot) > XFS_IFORK_BOFF(ip))
> return -EINVAL;
> - if (tip->i_df.if_nextents <=
> - XFS_IFORK_MAXEXT(ip, XFS_DATA_FORK))
> + if (tifp->if_nextents <= XFS_IFORK_MAXEXT(ip, XFS_DATA_FORK))
> return -EINVAL;
> }
>
> /* Reciprocal target->temp btree format checks */
> - if (ip->i_d.di_format == XFS_DINODE_FMT_BTREE) {
> + if (ifp->if_format == XFS_DINODE_FMT_BTREE) {
> if (XFS_IFORK_Q(tip) &&
> XFS_BMAP_BMDR_SPACE(ip->i_df.if_broot) > XFS_IFORK_BOFF(tip))
> return -EINVAL;
> - if (ip->i_df.if_nextents <=
> - XFS_IFORK_MAXEXT(tip, XFS_DATA_FORK))
> + if (ifp->if_nextents <= XFS_IFORK_MAXEXT(tip, XFS_DATA_FORK))
> return -EINVAL;
> }
>
> @@ -1426,14 +1426,14 @@ xfs_swap_extent_forks(
> * Count the number of extended attribute blocks
> */
> if (XFS_IFORK_Q(ip) && ip->i_afp->if_nextents > 0 &&
> - ip->i_d.di_aformat != XFS_DINODE_FMT_LOCAL) {
> + ip->i_afp->if_format != XFS_DINODE_FMT_LOCAL) {
> error = xfs_bmap_count_blocks(tp, ip, XFS_ATTR_FORK, &junk,
> &aforkblks);
> if (error)
> return error;
> }
> if (XFS_IFORK_Q(tip) && tip->i_afp->if_nextents > 0 &&
> - tip->i_d.di_aformat != XFS_DINODE_FMT_LOCAL) {
> + tip->i_afp->if_format != XFS_DINODE_FMT_LOCAL) {
> error = xfs_bmap_count_blocks(tp, tip, XFS_ATTR_FORK, &junk,
> &taforkblks);
> if (error)
> @@ -1448,9 +1448,9 @@ xfs_swap_extent_forks(
> * bmbt scan as the last step.
> */
> if (xfs_sb_version_has_v3inode(&ip->i_mount->m_sb)) {
> - if (ip->i_d.di_format == XFS_DINODE_FMT_BTREE)
> + if (ip->i_df.if_format == XFS_DINODE_FMT_BTREE)
> (*target_log_flags) |= XFS_ILOG_DOWNER;
> - if (tip->i_d.di_format == XFS_DINODE_FMT_BTREE)
> + if (tip->i_df.if_format == XFS_DINODE_FMT_BTREE)
> (*src_log_flags) |= XFS_ILOG_DOWNER;
> }
>
> @@ -1466,8 +1466,6 @@ xfs_swap_extent_forks(
> ip->i_d.di_nblocks = tip->i_d.di_nblocks - taforkblks + aforkblks;
> tip->i_d.di_nblocks = tmp + taforkblks - aforkblks;
>
> - swap(ip->i_d.di_format, tip->i_d.di_format);
> -
> /*
> * The extents in the source inode could still contain speculative
> * preallocation beyond EOF (e.g. the file is open but not modified
> @@ -1481,7 +1479,7 @@ xfs_swap_extent_forks(
> tip->i_delayed_blks = ip->i_delayed_blks;
> ip->i_delayed_blks = 0;
>
> - switch (ip->i_d.di_format) {
> + switch (ip->i_df.if_format) {
> case XFS_DINODE_FMT_EXTENTS:
> (*src_log_flags) |= XFS_ILOG_DEXT;
> break;
> @@ -1492,7 +1490,7 @@ xfs_swap_extent_forks(
> break;
> }
>
> - switch (tip->i_d.di_format) {
> + switch (tip->i_df.if_format) {
> case XFS_DINODE_FMT_EXTENTS:
> (*target_log_flags) |= XFS_ILOG_DEXT;
> break;
> @@ -1714,8 +1712,10 @@ xfs_swap_extents(
>
> /* Swap the cow forks. */
> if (xfs_sb_version_hasreflink(&mp->m_sb)) {
> - ASSERT(ip->i_cformat == XFS_DINODE_FMT_EXTENTS);
> - ASSERT(tip->i_cformat == XFS_DINODE_FMT_EXTENTS);
> + ASSERT(!ip->i_cowfp ||
> + ip->i_cowfp->if_format == XFS_DINODE_FMT_EXTENTS);
> + ASSERT(!tip->i_cowfp ||
> + tip->i_cowfp->if_format == XFS_DINODE_FMT_EXTENTS);
>
> swap(ip->i_cowfp, tip->i_cowfp);
>
> diff --git a/fs/xfs/xfs_dir2_readdir.c b/fs/xfs/xfs_dir2_readdir.c
> index 871ec22c9aee9..66deddd5e2969 100644
> --- a/fs/xfs/xfs_dir2_readdir.c
> +++ b/fs/xfs/xfs_dir2_readdir.c
> @@ -524,7 +524,7 @@ xfs_readdir(
> args.geo = dp->i_mount->m_dir_geo;
> args.trans = tp;
>
> - if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL)
> + if (dp->i_df.if_format == XFS_DINODE_FMT_LOCAL)
> rval = xfs_dir2_sf_getdents(&args, ctx);
> else if ((rval = xfs_dir2_isblock(&args, &v)))
> ;
> diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c
> index 791d5d5e318cf..c09b3e9eab1da 100644
> --- a/fs/xfs/xfs_icache.c
> +++ b/fs/xfs/xfs_icache.c
> @@ -63,7 +63,6 @@ xfs_inode_alloc(
> memset(&ip->i_imap, 0, sizeof(struct xfs_imap));
> ip->i_afp = NULL;
> ip->i_cowfp = NULL;
> - ip->i_cformat = XFS_DINODE_FMT_EXTENTS;
> memset(&ip->i_df, 0, sizeof(ip->i_df));
> ip->i_flags = 0;
> ip->i_delayed_blks = 0;
> diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
> index 1677c4e7207ed..64f5f9a440aed 100644
> --- a/fs/xfs/xfs_inode.c
> +++ b/fs/xfs/xfs_inode.c
> @@ -112,7 +112,7 @@ xfs_ilock_data_map_shared(
> {
> uint lock_mode = XFS_ILOCK_SHARED;
>
> - if (ip->i_d.di_format == XFS_DINODE_FMT_BTREE &&
> + if (ip->i_df.if_format == XFS_DINODE_FMT_BTREE &&
> (ip->i_df.if_flags & XFS_IFEXTENTS) == 0)
> lock_mode = XFS_ILOCK_EXCL;
> xfs_ilock(ip, lock_mode);
> @@ -125,7 +125,8 @@ xfs_ilock_attr_map_shared(
> {
> uint lock_mode = XFS_ILOCK_SHARED;
>
> - if (ip->i_d.di_aformat == XFS_DINODE_FMT_BTREE &&
> + if (ip->i_afp &&
> + ip->i_afp->if_format == XFS_DINODE_FMT_BTREE &&
> (ip->i_afp->if_flags & XFS_IFEXTENTS) == 0)
> lock_mode = XFS_ILOCK_EXCL;
> xfs_ilock(ip, lock_mode);
> @@ -851,7 +852,7 @@ xfs_ialloc(
> case S_IFCHR:
> case S_IFBLK:
> case S_IFSOCK:
> - ip->i_d.di_format = XFS_DINODE_FMT_DEV;
> + ip->i_df.if_format = XFS_DINODE_FMT_DEV;
> ip->i_df.if_flags = 0;
> flags |= XFS_ILOG_DEV;
> break;
> @@ -907,7 +908,7 @@ xfs_ialloc(
> }
> /* FALLTHROUGH */
> case S_IFLNK:
> - ip->i_d.di_format = XFS_DINODE_FMT_EXTENTS;
> + ip->i_df.if_format = XFS_DINODE_FMT_EXTENTS;
> ip->i_df.if_flags = XFS_IFEXTENTS;
> ip->i_df.if_bytes = 0;
> ip->i_df.if_u1.if_root = NULL;
> @@ -915,10 +916,6 @@ xfs_ialloc(
> default:
> ASSERT(0);
> }
> - /*
> - * Attribute fork settings for new inode.
> - */
> - ip->i_d.di_aformat = XFS_DINODE_FMT_EXTENTS;
>
> /*
> * Log the new values stuffed into the inode.
> @@ -2749,7 +2746,7 @@ xfs_ifree(
> * data fork to extents format. Note that the attr fork data has
> * already been freed by xfs_attr_inactive.
> */
> - if (ip->i_d.di_format == XFS_DINODE_FMT_LOCAL) {
> + if (ip->i_df.if_format == XFS_DINODE_FMT_LOCAL) {
> kmem_free(ip->i_df.if_u1.if_data);
> ip->i_df.if_u1.if_data = NULL;
> ip->i_df.if_bytes = 0;
> @@ -2760,8 +2757,7 @@ xfs_ifree(
> ip->i_d.di_flags2 = 0;
> ip->i_d.di_dmevmask = 0;
> ip->i_d.di_forkoff = 0; /* mark the attr fork not in use */
> - ip->i_d.di_format = XFS_DINODE_FMT_EXTENTS;
> - ip->i_d.di_aformat = XFS_DINODE_FMT_EXTENTS;
> + ip->i_df.if_format = XFS_DINODE_FMT_EXTENTS;
>
> /* Don't attempt to replay owner changes for a deleted inode */
> ip->i_itemp->ili_fields &= ~(XFS_ILOG_AOWNER|XFS_ILOG_DOWNER);
> @@ -3624,7 +3620,7 @@ xfs_iflush(
>
> ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL|XFS_ILOCK_SHARED));
> ASSERT(xfs_isiflocked(ip));
> - ASSERT(ip->i_d.di_format != XFS_DINODE_FMT_BTREE ||
> + ASSERT(ip->i_df.if_format != XFS_DINODE_FMT_BTREE ||
> ip->i_df.if_nextents > XFS_IFORK_MAXEXT(ip, XFS_DATA_FORK));
>
> *bpp = NULL;
> @@ -3706,7 +3702,7 @@ xfs_iflush_int(
>
> ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL|XFS_ILOCK_SHARED));
> ASSERT(xfs_isiflocked(ip));
> - ASSERT(ip->i_d.di_format != XFS_DINODE_FMT_BTREE ||
> + ASSERT(ip->i_df.if_format != XFS_DINODE_FMT_BTREE ||
> ip->i_df.if_nextents > XFS_IFORK_MAXEXT(ip, XFS_DATA_FORK));
> ASSERT(iip != NULL && iip->ili_fields != 0);
>
> @@ -3728,8 +3724,8 @@ xfs_iflush_int(
> }
> if (S_ISREG(VFS_I(ip)->i_mode)) {
> if (XFS_TEST_ERROR(
> - (ip->i_d.di_format != XFS_DINODE_FMT_EXTENTS) &&
> - (ip->i_d.di_format != XFS_DINODE_FMT_BTREE),
> + ip->i_df.if_format != XFS_DINODE_FMT_EXTENTS &&
> + ip->i_df.if_format != XFS_DINODE_FMT_BTREE,
> mp, XFS_ERRTAG_IFLUSH_3)) {
> xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
> "%s: Bad regular inode %Lu, ptr "PTR_FMT,
> @@ -3738,9 +3734,9 @@ xfs_iflush_int(
> }
> } else if (S_ISDIR(VFS_I(ip)->i_mode)) {
> if (XFS_TEST_ERROR(
> - (ip->i_d.di_format != XFS_DINODE_FMT_EXTENTS) &&
> - (ip->i_d.di_format != XFS_DINODE_FMT_BTREE) &&
> - (ip->i_d.di_format != XFS_DINODE_FMT_LOCAL),
> + ip->i_df.if_format != XFS_DINODE_FMT_EXTENTS &&
> + ip->i_df.if_format != XFS_DINODE_FMT_BTREE &&
> + ip->i_df.if_format != XFS_DINODE_FMT_LOCAL,
> mp, XFS_ERRTAG_IFLUSH_4)) {
> xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
> "%s: Bad directory inode %Lu, ptr "PTR_FMT,
> @@ -3782,10 +3778,10 @@ xfs_iflush_int(
> * If there are inline format data / attr forks attached to this inode,
> * make sure they are not corrupt.
> */
> - if (ip->i_d.di_format == XFS_DINODE_FMT_LOCAL &&
> + if (ip->i_df.if_format == XFS_DINODE_FMT_LOCAL &&
> xfs_ifork_verify_local_data(ip))
> goto flush_out;
> - if (ip->i_d.di_aformat == XFS_DINODE_FMT_LOCAL &&
> + if (ip->i_afp && ip->i_afp->if_format == XFS_DINODE_FMT_LOCAL &&
> xfs_ifork_verify_local_attr(ip))
> goto flush_out;
>
> diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
> index 24dae63ba16c0..dadcf19458960 100644
> --- a/fs/xfs/xfs_inode.h
> +++ b/fs/xfs/xfs_inode.h
> @@ -57,8 +57,6 @@ typedef struct xfs_inode {
>
> struct xfs_icdinode i_d; /* most of ondisk inode */
>
> - unsigned int i_cformat; /* format of cow fork */
> -
> /* VFS inode */
> struct inode i_vnode; /* embedded VFS inode */
>
> diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
> index 401ba26aeed7b..ba47bf65b772b 100644
> --- a/fs/xfs/xfs_inode_item.c
> +++ b/fs/xfs/xfs_inode_item.c
> @@ -36,7 +36,7 @@ xfs_inode_item_data_fork_size(
> {
> struct xfs_inode *ip = iip->ili_inode;
>
> - switch (ip->i_d.di_format) {
> + switch (ip->i_df.if_format) {
> case XFS_DINODE_FMT_EXTENTS:
> if ((iip->ili_fields & XFS_ILOG_DEXT) &&
> ip->i_df.if_nextents > 0 &&
> @@ -77,7 +77,7 @@ xfs_inode_item_attr_fork_size(
> {
> struct xfs_inode *ip = iip->ili_inode;
>
> - switch (ip->i_d.di_aformat) {
> + switch (ip->i_afp->if_format) {
> case XFS_DINODE_FMT_EXTENTS:
> if ((iip->ili_fields & XFS_ILOG_AEXT) &&
> ip->i_afp->if_nextents > 0 &&
> @@ -142,7 +142,7 @@ xfs_inode_item_format_data_fork(
> struct xfs_inode *ip = iip->ili_inode;
> size_t data_bytes;
>
> - switch (ip->i_d.di_format) {
> + switch (ip->i_df.if_format) {
> case XFS_DINODE_FMT_EXTENTS:
> iip->ili_fields &=
> ~(XFS_ILOG_DDATA | XFS_ILOG_DBROOT | XFS_ILOG_DEV);
> @@ -227,7 +227,7 @@ xfs_inode_item_format_attr_fork(
> struct xfs_inode *ip = iip->ili_inode;
> size_t data_bytes;
>
> - switch (ip->i_d.di_aformat) {
> + switch (ip->i_afp->if_format) {
> case XFS_DINODE_FMT_EXTENTS:
> iip->ili_fields &=
> ~(XFS_ILOG_ADATA | XFS_ILOG_ABROOT);
> @@ -305,7 +305,7 @@ xfs_inode_to_log_dinode(
> struct inode *inode = VFS_I(ip);
>
> to->di_magic = XFS_DINODE_MAGIC;
> - to->di_format = from->di_format;
> + to->di_format = xfs_ifork_format(&ip->i_df);
> to->di_uid = i_uid_read(inode);
> to->di_gid = i_gid_read(inode);
> to->di_projid_lo = from->di_projid & 0xffff;
> @@ -329,7 +329,7 @@ xfs_inode_to_log_dinode(
> to->di_nextents = xfs_ifork_nextents(&ip->i_df);
> to->di_anextents = xfs_ifork_nextents(ip->i_afp);
> to->di_forkoff = from->di_forkoff;
> - to->di_aformat = from->di_aformat;
> + to->di_aformat = xfs_ifork_format(ip->i_afp);
> to->di_dmevmask = from->di_dmevmask;
> to->di_dmstate = from->di_dmstate;
> to->di_flags = from->di_flags;
> diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
> index b4fd918749e5f..6ae3a2457777a 100644
> --- a/fs/xfs/xfs_iomap.c
> +++ b/fs/xfs/xfs_iomap.c
> @@ -856,7 +856,7 @@ xfs_buffered_write_iomap_begin(
>
> xfs_ilock(ip, XFS_ILOCK_EXCL);
>
> - if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(ip, XFS_DATA_FORK)) ||
> + if (XFS_IS_CORRUPT(mp, !xfs_ifork_has_extents(&ip->i_df)) ||
> XFS_TEST_ERROR(false, mp, XFS_ERRTAG_BMAPIFORMAT)) {
> error = -EFSCORRUPTED;
> goto out_unlock;
> @@ -1263,7 +1263,7 @@ xfs_xattr_iomap_begin(
> goto out_unlock;
> }
>
> - ASSERT(ip->i_d.di_aformat != XFS_DINODE_FMT_LOCAL);
> + ASSERT(ip->i_afp->if_format != XFS_DINODE_FMT_LOCAL);
> error = xfs_bmapi_read(ip, offset_fsb, end_fsb - offset_fsb, &imap,
> &nimaps, XFS_BMAPI_ATTRFORK);
> out_unlock:
> diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c
> index 80da86c5703fb..16ca97a7ff00f 100644
> --- a/fs/xfs/xfs_itable.c
> +++ b/fs/xfs/xfs_itable.c
> @@ -115,7 +115,7 @@ xfs_bulkstat_one_int(
> buf->bs_cowextsize_blks = dic->di_cowextsize;
> }
>
> - switch (dic->di_format) {
> + switch (ip->i_df.if_format) {
> case XFS_DINODE_FMT_DEV:
> buf->bs_rdev = sysv_encode_dev(inode->i_rdev);
> buf->bs_blksize = BLKDEV_IOSIZE;
> diff --git a/fs/xfs/xfs_symlink.c b/fs/xfs/xfs_symlink.c
> index 8cf2fcb509c12..8e88a7ca387ea 100644
> --- a/fs/xfs/xfs_symlink.c
> +++ b/fs/xfs/xfs_symlink.c
> @@ -251,7 +251,7 @@ xfs_symlink(
> xfs_init_local_fork(ip, XFS_DATA_FORK, target_path, pathlen);
>
> ip->i_d.di_size = pathlen;
> - ip->i_d.di_format = XFS_DINODE_FMT_LOCAL;
> + ip->i_df.if_format = XFS_DINODE_FMT_LOCAL;
> xfs_trans_log_inode(tp, ip, XFS_ILOG_DDATA | XFS_ILOG_CORE);
> } else {
> int offset;
> diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
> index ba2ab69e1fc7d..460136628a795 100644
> --- a/fs/xfs/xfs_trace.h
> +++ b/fs/xfs/xfs_trace.h
> @@ -1897,7 +1897,7 @@ DECLARE_EVENT_CLASS(xfs_swap_extent_class,
> __entry->dev = VFS_I(ip)->i_sb->s_dev;
> __entry->which = which;
> __entry->ino = ip->i_ino;
> - __entry->format = ip->i_d.di_format;
> + __entry->format = ip->i_df.if_format;
> __entry->nex = ip->i_df.if_nextents;
> __entry->broot_size = ip->i_df.if_broot_bytes;
> __entry->fork_off = XFS_IFORK_BOFF(ip);
>
--
chandan
