diff options
Diffstat (limited to 'fs/xfs/libxfs')
-rw-r--r-- | fs/xfs/libxfs/xfs_alloc_btree.c | 3 | ||||
-rw-r--r-- | fs/xfs/libxfs/xfs_bmap_btree.c | 2 | ||||
-rw-r--r-- | fs/xfs/libxfs/xfs_btree.c | 66 | ||||
-rw-r--r-- | fs/xfs/libxfs/xfs_btree.h | 15 | ||||
-rw-r--r-- | fs/xfs/libxfs/xfs_btree_staging.c | 12 | ||||
-rw-r--r-- | fs/xfs/libxfs/xfs_btree_staging.h | 3 | ||||
-rw-r--r-- | fs/xfs/libxfs/xfs_ialloc_btree.c | 4 | ||||
-rw-r--r-- | fs/xfs/libxfs/xfs_refcount_btree.c | 2 | ||||
-rw-r--r-- | fs/xfs/libxfs/xfs_rmap_btree.c | 1 |
9 files changed, 65 insertions, 43 deletions
diff --git a/fs/xfs/libxfs/xfs_alloc_btree.c b/fs/xfs/libxfs/xfs_alloc_btree.c index 9b81b4407444..7d9798535dba 100644 --- a/fs/xfs/libxfs/xfs_alloc_btree.c +++ b/fs/xfs/libxfs/xfs_alloc_btree.c @@ -455,6 +455,8 @@ xfs_allocbt_keys_contiguous( } const struct xfs_btree_ops xfs_bnobt_ops = { + .type = XFS_BTREE_TYPE_AG, + .rec_len = sizeof(xfs_alloc_rec_t), .key_len = sizeof(xfs_alloc_key_t), .ptr_len = XFS_BTREE_SHORT_PTR_LEN, @@ -482,6 +484,7 @@ const struct xfs_btree_ops xfs_bnobt_ops = { }; const struct xfs_btree_ops xfs_cntbt_ops = { + .type = XFS_BTREE_TYPE_AG, .geom_flags = XFS_BTGEO_LASTREC_UPDATE, .rec_len = sizeof(xfs_alloc_rec_t), diff --git a/fs/xfs/libxfs/xfs_bmap_btree.c b/fs/xfs/libxfs/xfs_bmap_btree.c index 59a5f75a45e1..90ab644b98b4 100644 --- a/fs/xfs/libxfs/xfs_bmap_btree.c +++ b/fs/xfs/libxfs/xfs_bmap_btree.c @@ -525,7 +525,7 @@ xfs_bmbt_keys_contiguous( } const struct xfs_btree_ops xfs_bmbt_ops = { - .geom_flags = XFS_BTGEO_ROOT_IN_INODE, + .type = XFS_BTREE_TYPE_INODE, .rec_len = sizeof(xfs_bmbt_rec_t), .key_len = sizeof(xfs_bmbt_key_t), diff --git a/fs/xfs/libxfs/xfs_btree.c b/fs/xfs/libxfs/xfs_btree.c index 7907711322d4..e5d4b435a60a 100644 --- a/fs/xfs/libxfs/xfs_btree.c +++ b/fs/xfs/libxfs/xfs_btree.c @@ -447,10 +447,19 @@ xfs_btree_del_cursor( */ ASSERT(cur->bc_btnum != XFS_BTNUM_BMAP || cur->bc_ino.allocated == 0 || xfs_is_shutdown(cur->bc_mp) || error != 0); + + switch (cur->bc_ops->type) { + case XFS_BTREE_TYPE_AG: + if (cur->bc_ag.pag) + xfs_perag_put(cur->bc_ag.pag); + break; + case XFS_BTREE_TYPE_INODE: + /* nothing to do */ + break; + } + if (unlikely(cur->bc_flags & XFS_BTREE_STAGING)) kfree(cur->bc_ops); - if (!(cur->bc_ops->ptr_len == XFS_BTREE_LONG_PTR_LEN) && cur->bc_ag.pag) - xfs_perag_put(cur->bc_ag.pag); kmem_cache_free(cur->bc_cache, cur); } @@ -708,7 +717,7 @@ struct xfs_ifork * xfs_btree_ifork_ptr( struct xfs_btree_cur *cur) { - ASSERT(cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE); + ASSERT(cur->bc_ops->type == XFS_BTREE_TYPE_INODE); if (cur->bc_flags & XFS_BTREE_STAGING) return cur->bc_ino.ifake->if_fork; @@ -740,8 +749,8 @@ xfs_btree_get_block( int level, /* level in btree */ struct xfs_buf **bpp) /* buffer containing the block */ { - if ((cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) && - (level == cur->bc_nlevels - 1)) { + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE && + level == cur->bc_nlevels - 1) { *bpp = NULL; return xfs_btree_get_iroot(cur); } @@ -983,8 +992,8 @@ xfs_btree_readahead( * No readahead needed if we are at the root level and the * btree root is stored in the inode. */ - if ((cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) && - (lev == cur->bc_nlevels - 1)) + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE && + lev == cur->bc_nlevels - 1) return 0; if ((cur->bc_levels[lev].ra | lr) == cur->bc_levels[lev].ra) @@ -1172,14 +1181,12 @@ __xfs_btree_init_block( buf->bb_u.l.bb_lsn = 0; } } else { - /* owner is a 32 bit value on short blocks */ - __u32 __owner = (__u32)owner; - buf->bb_u.s.bb_leftsib = cpu_to_be32(NULLAGBLOCK); buf->bb_u.s.bb_rightsib = cpu_to_be32(NULLAGBLOCK); if (crc) { buf->bb_u.s.bb_blkno = cpu_to_be64(blkno); - buf->bb_u.s.bb_owner = cpu_to_be32(__owner); + /* owner is a 32 bit value on short blocks */ + buf->bb_u.s.bb_owner = cpu_to_be32((__u32)owner); uuid_copy(&buf->bb_u.s.bb_uuid, &mp->m_sb.sb_meta_uuid); buf->bb_u.s.bb_lsn = 0; } @@ -1217,7 +1224,7 @@ static inline __u64 xfs_btree_owner( struct xfs_btree_cur *cur) { - if (cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE) return cur->bc_ino.ip->i_ino; return cur->bc_ag.pag->pag_agno; } @@ -1638,7 +1645,7 @@ xfs_btree_increment( * confused or have the tree root in an inode. */ if (lev == cur->bc_nlevels) { - if (cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE) goto out0; ASSERT(0); xfs_btree_mark_sick(cur); @@ -1732,7 +1739,7 @@ xfs_btree_decrement( * or the root of the tree is in an inode. */ if (lev == cur->bc_nlevels) { - if (cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE) goto out0; ASSERT(0); xfs_btree_mark_sick(cur); @@ -1807,8 +1814,8 @@ xfs_btree_lookup_get_block( int error = 0; /* special case the root block if in an inode */ - if ((cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) && - (level == cur->bc_nlevels - 1)) { + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE && + level == cur->bc_nlevels - 1) { *blkp = xfs_btree_get_iroot(cur); return 0; } @@ -2343,7 +2350,7 @@ xfs_btree_lshift( int error; /* error return value */ int i; - if ((cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) && + if ((cur->bc_ops->type == XFS_BTREE_TYPE_INODE) && level == cur->bc_nlevels - 1) goto out0; @@ -2539,8 +2546,8 @@ xfs_btree_rshift( int error; /* error return value */ int i; /* loop counter */ - if ((cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) && - (level == cur->bc_nlevels - 1)) + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE && + level == cur->bc_nlevels - 1) goto out0; /* Set up variables for this block as "left". */ @@ -2990,7 +2997,6 @@ xfs_btree_split( #define xfs_btree_split __xfs_btree_split #endif /* __KERNEL__ */ - /* * Copy the old inode root contents into a real block and make the * broot point to it. @@ -3015,7 +3021,7 @@ xfs_btree_new_iroot( XFS_BTREE_STATS_INC(cur, newroot); - ASSERT(cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE); + ASSERT(cur->bc_ops->type == XFS_BTREE_TYPE_INODE); level = cur->bc_nlevels - 1; @@ -3240,7 +3246,7 @@ xfs_btree_make_block_unfull( { int error = 0; - if ((cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) && + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE && level == cur->bc_nlevels - 1) { struct xfs_inode *ip = cur->bc_ino.ip; @@ -3326,8 +3332,8 @@ xfs_btree_insrec( * If we have an external root pointer, and we've made it to the * root level, allocate a new root block and we're done. */ - if (!(cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) && - (level >= cur->bc_nlevels)) { + if (cur->bc_ops->type != XFS_BTREE_TYPE_INODE && + level >= cur->bc_nlevels) { error = xfs_btree_new_root(cur, stat); xfs_btree_set_ptr_null(cur, ptrp); @@ -3614,7 +3620,7 @@ xfs_btree_kill_iroot( #endif int i; - ASSERT(cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE); + ASSERT(cur->bc_ops->type == XFS_BTREE_TYPE_INODE); ASSERT(cur->bc_nlevels > 1); /* @@ -3851,7 +3857,7 @@ xfs_btree_delrec( * nothing left to do. */ if (level == cur->bc_nlevels - 1) { - if (cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) { + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE) { xfs_iroot_realloc(cur->bc_ino.ip, -1, cur->bc_ino.whichfork); @@ -3919,7 +3925,7 @@ xfs_btree_delrec( xfs_btree_get_sibling(cur, block, &rptr, XFS_BB_RIGHTSIB); xfs_btree_get_sibling(cur, block, &lptr, XFS_BB_LEFTSIB); - if (cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) { + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE) { /* * One child of root, need to get a chance to copy its contents * into the root and delete it. Can't go up to next level, @@ -4236,8 +4242,8 @@ xfs_btree_delrec( * If we joined with the right neighbor and there's a level above * us, increment the cursor at that level. */ - else if ((cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) || - (level + 1 < cur->bc_nlevels)) { + else if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE || + level + 1 < cur->bc_nlevels) { error = xfs_btree_increment(cur, level + 1, &i); if (error) goto error0; @@ -4528,7 +4534,7 @@ xfs_btree_block_change_owner( * though, so everything is consistent in memory. */ if (!bp) { - ASSERT(cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE); + ASSERT(cur->bc_ops->type == XFS_BTREE_TYPE_INODE); ASSERT(level == cur->bc_nlevels - 1); return 0; } diff --git a/fs/xfs/libxfs/xfs_btree.h b/fs/xfs/libxfs/xfs_btree.h index 559066e3ac12..5f2b5ef858ee 100644 --- a/fs/xfs/libxfs/xfs_btree.h +++ b/fs/xfs/libxfs/xfs_btree.h @@ -117,7 +117,15 @@ static inline enum xbtree_key_contig xbtree_key_contig(uint64_t x, uint64_t y) #define XFS_BTREE_LONG_PTR_LEN (sizeof(__be64)) #define XFS_BTREE_SHORT_PTR_LEN (sizeof(__be32)) +enum xfs_btree_type { + XFS_BTREE_TYPE_AG, + XFS_BTREE_TYPE_INODE, +}; + struct xfs_btree_ops { + /* Type of btree - AG-rooted or inode-rooted */ + enum xfs_btree_type type; + /* XFS_BTGEO_* flags that determine the geometry of the btree */ unsigned int geom_flags; @@ -216,9 +224,8 @@ struct xfs_btree_ops { }; /* btree geometry flags */ -#define XFS_BTGEO_ROOT_IN_INODE (1U << 0) /* root may be variable size */ -#define XFS_BTGEO_LASTREC_UPDATE (1U << 1) /* track last rec externally */ -#define XFS_BTGEO_OVERLAPPING (1U << 2) /* overlapping intervals */ +#define XFS_BTGEO_LASTREC_UPDATE (1U << 0) /* track last rec externally */ +#define XFS_BTGEO_OVERLAPPING (1U << 1) /* overlapping intervals */ /* * Reasons for the update_lastrec method to be called. @@ -292,7 +299,7 @@ struct xfs_btree_cur /* * Short btree pointers need an agno to be able to turn the pointers * into physical addresses for IO, so the btree cursor switches between - * bc_ino and bc_ag based on whether XFS_BTGEO_ROOT_IN_INODE is set for + * bc_ino and bc_ag based on bc_ops->type. * the cursor. */ union { diff --git a/fs/xfs/libxfs/xfs_btree_staging.c b/fs/xfs/libxfs/xfs_btree_staging.c index e31e4bd21718..2fef3fd4d634 100644 --- a/fs/xfs/libxfs/xfs_btree_staging.c +++ b/fs/xfs/libxfs/xfs_btree_staging.c @@ -136,7 +136,7 @@ xfs_btree_stage_afakeroot( struct xfs_btree_ops *nops; ASSERT(!(cur->bc_flags & XFS_BTREE_STAGING)); - ASSERT(!(cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE)); + ASSERT(cur->bc_ops->type != XFS_BTREE_TYPE_INODE); ASSERT(cur->bc_tp == NULL); nops = kmalloc(sizeof(struct xfs_btree_ops), GFP_KERNEL | __GFP_NOFAIL); @@ -217,7 +217,7 @@ xfs_btree_stage_ifakeroot( struct xfs_btree_ops *nops; ASSERT(!(cur->bc_flags & XFS_BTREE_STAGING)); - ASSERT(cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE); + ASSERT(cur->bc_ops->type == XFS_BTREE_TYPE_INODE); ASSERT(cur->bc_tp == NULL); nops = kmalloc(sizeof(struct xfs_btree_ops), GFP_KERNEL | __GFP_NOFAIL); @@ -397,7 +397,7 @@ xfs_btree_bload_prep_block( struct xfs_btree_block *new_block; int ret; - if ((cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) && + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE && level == cur->bc_nlevels - 1) { struct xfs_ifork *ifp = xfs_btree_ifork_ptr(cur); size_t new_size; @@ -702,7 +702,7 @@ xfs_btree_bload_compute_geometry( xfs_btree_bload_level_geometry(cur, bbl, level, nr_this_level, &avg_per_block, &level_blocks, &dontcare64); - if (cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) { + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE) { /* * If all the items we want to store at this level * would fit in the inode root block, then we have our @@ -761,7 +761,7 @@ xfs_btree_bload_compute_geometry( return -EOVERFLOW; bbl->btree_height = cur->bc_nlevels; - if (cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE) bbl->nr_blocks = nr_blocks - 1; else bbl->nr_blocks = nr_blocks; @@ -888,7 +888,7 @@ xfs_btree_bload( } /* Initialize the new root. */ - if (cur->bc_ops->geom_flags & XFS_BTGEO_ROOT_IN_INODE) { + if (cur->bc_ops->type == XFS_BTREE_TYPE_INODE) { ASSERT(xfs_btree_ptr_is_null(cur, &ptr)); cur->bc_ino.ifake->if_levels = cur->bc_nlevels; cur->bc_ino.ifake->if_blocks = total_blocks - 1; diff --git a/fs/xfs/libxfs/xfs_btree_staging.h b/fs/xfs/libxfs/xfs_btree_staging.h index 9624ae06c83c..8e29cd3cc0f1 100644 --- a/fs/xfs/libxfs/xfs_btree_staging.h +++ b/fs/xfs/libxfs/xfs_btree_staging.h @@ -76,8 +76,7 @@ struct xfs_btree_bload { /* * This function should return the size of the in-core btree root - * block. It is only necessary for XFS_BTGEO_ROOT_IN_INODE btree - * types. + * block. It is only necessary for XFS_BTREE_TYPE_INODE btrees. */ xfs_btree_bload_iroot_size_fn iroot_size; diff --git a/fs/xfs/libxfs/xfs_ialloc_btree.c b/fs/xfs/libxfs/xfs_ialloc_btree.c index 964d05f9c5cf..fc584424ebdf 100644 --- a/fs/xfs/libxfs/xfs_ialloc_btree.c +++ b/fs/xfs/libxfs/xfs_ialloc_btree.c @@ -399,6 +399,8 @@ xfs_inobt_keys_contiguous( } const struct xfs_btree_ops xfs_inobt_ops = { + .type = XFS_BTREE_TYPE_AG, + .rec_len = sizeof(xfs_inobt_rec_t), .key_len = sizeof(xfs_inobt_key_t), .ptr_len = XFS_BTREE_SHORT_PTR_LEN, @@ -425,6 +427,8 @@ const struct xfs_btree_ops xfs_inobt_ops = { }; const struct xfs_btree_ops xfs_finobt_ops = { + .type = XFS_BTREE_TYPE_AG, + .rec_len = sizeof(xfs_inobt_rec_t), .key_len = sizeof(xfs_inobt_key_t), .ptr_len = XFS_BTREE_SHORT_PTR_LEN, diff --git a/fs/xfs/libxfs/xfs_refcount_btree.c b/fs/xfs/libxfs/xfs_refcount_btree.c index fb05bc2adc25..52f3e4a30ecc 100644 --- a/fs/xfs/libxfs/xfs_refcount_btree.c +++ b/fs/xfs/libxfs/xfs_refcount_btree.c @@ -318,6 +318,8 @@ xfs_refcountbt_keys_contiguous( } const struct xfs_btree_ops xfs_refcountbt_ops = { + .type = XFS_BTREE_TYPE_AG, + .rec_len = sizeof(struct xfs_refcount_rec), .key_len = sizeof(struct xfs_refcount_key), .ptr_len = XFS_BTREE_SHORT_PTR_LEN, diff --git a/fs/xfs/libxfs/xfs_rmap_btree.c b/fs/xfs/libxfs/xfs_rmap_btree.c index 71df1d7d0e01..62efcfaa4173 100644 --- a/fs/xfs/libxfs/xfs_rmap_btree.c +++ b/fs/xfs/libxfs/xfs_rmap_btree.c @@ -473,6 +473,7 @@ xfs_rmapbt_keys_contiguous( } const struct xfs_btree_ops xfs_rmapbt_ops = { + .type = XFS_BTREE_TYPE_AG, .geom_flags = XFS_BTGEO_OVERLAPPING, .rec_len = sizeof(struct xfs_rmap_rec), |