diff options
| -rw-r--r-- | fs/xfs/xfs_da_format.c | 68 | ||||
| -rw-r--r-- | fs/xfs/xfs_da_format.h | 41 | ||||
| -rw-r--r-- | fs/xfs/xfs_dir2.h | 22 | ||||
| -rw-r--r-- | fs/xfs/xfs_dir2_block.c | 33 | ||||
| -rw-r--r-- | fs/xfs/xfs_dir2_data.c | 106 | ||||
| -rw-r--r-- | fs/xfs/xfs_dir2_leaf.c | 26 | ||||
| -rw-r--r-- | fs/xfs/xfs_dir2_node.c | 16 | ||||
| -rw-r--r-- | fs/xfs/xfs_dir2_priv.h | 3 | ||||
| -rw-r--r-- | fs/xfs/xfs_dir2_readdir.c | 6 | ||||
| -rw-r--r-- | fs/xfs/xfs_dir2_sf.c | 2 |
10 files changed, 186 insertions, 137 deletions
diff --git a/fs/xfs/xfs_da_format.c b/fs/xfs/xfs_da_format.c index d0285fdfb6e..1e92a241fd5 100644 --- a/fs/xfs/xfs_da_format.c +++ b/fs/xfs/xfs_da_format.c @@ -383,6 +383,58 @@ xfs_dir3_data_first_entry_p( ((char *)hdr + xfs_dir3_data_first_offset()); } +static struct xfs_dir2_data_free * +xfs_dir2_data_bestfree_p(struct xfs_dir2_data_hdr *hdr) +{ + return hdr->bestfree; +} + +static struct xfs_dir2_data_free * +xfs_dir3_data_bestfree_p(struct xfs_dir2_data_hdr *hdr) +{ + return ((struct xfs_dir3_data_hdr *)hdr)->best_free; +} + +static size_t +xfs_dir2_data_entry_offset(void) +{ + return sizeof(struct xfs_dir2_data_hdr); +} + +static struct xfs_dir2_data_entry * +xfs_dir2_data_entry_p(struct xfs_dir2_data_hdr *hdr) +{ + return (struct xfs_dir2_data_entry *) + ((char *)hdr + xfs_dir2_data_entry_offset()); +} + +static struct xfs_dir2_data_unused * +xfs_dir2_data_unused_p(struct xfs_dir2_data_hdr *hdr) +{ + return (struct xfs_dir2_data_unused *) + ((char *)hdr + xfs_dir2_data_entry_offset()); +} + +static size_t +xfs_dir3_data_entry_offset(void) +{ + return sizeof(struct xfs_dir3_data_hdr); +} + +static struct xfs_dir2_data_entry * +xfs_dir3_data_entry_p(struct xfs_dir2_data_hdr *hdr) +{ + return (struct xfs_dir2_data_entry *) + ((char *)hdr + xfs_dir3_data_entry_offset()); +} + +static struct xfs_dir2_data_unused * +xfs_dir3_data_unused_p(struct xfs_dir2_data_hdr *hdr) +{ + return (struct xfs_dir2_data_unused *) + ((char *)hdr + xfs_dir3_data_entry_offset()); +} + const struct xfs_dir_ops xfs_dir2_ops = { .sf_entsize = xfs_dir2_sf_entsize, .sf_nextentry = xfs_dir2_sf_nextentry, @@ -397,13 +449,19 @@ const struct xfs_dir_ops xfs_dir2_ops = { .data_get_ftype = xfs_dir2_data_get_ftype, .data_put_ftype = xfs_dir2_data_put_ftype, .data_entry_tag_p = xfs_dir2_data_entry_tag_p, + .data_bestfree_p = xfs_dir2_data_bestfree_p, .data_dot_offset = xfs_dir2_data_dot_offset, .data_dotdot_offset = xfs_dir2_data_dotdot_offset, .data_first_offset = xfs_dir2_data_first_offset, + .data_entry_offset = xfs_dir2_data_entry_offset, + .data_dot_entry_p = xfs_dir2_data_dot_entry_p, .data_dotdot_entry_p = xfs_dir2_data_dotdot_entry_p, .data_first_entry_p = xfs_dir2_data_first_entry_p, + .data_entry_p = xfs_dir2_data_entry_p, + .data_unused_p = xfs_dir2_data_unused_p, + }; const struct xfs_dir_ops xfs_dir2_ftype_ops = { @@ -420,13 +478,18 @@ const struct xfs_dir_ops xfs_dir2_ftype_ops = { .data_get_ftype = xfs_dir3_data_get_ftype, .data_put_ftype = xfs_dir3_data_put_ftype, .data_entry_tag_p = xfs_dir3_data_entry_tag_p, + .data_bestfree_p = xfs_dir2_data_bestfree_p, .data_dot_offset = xfs_dir2_data_dot_offset, .data_dotdot_offset = xfs_dir2_data_dotdot_offset, .data_first_offset = xfs_dir2_data_first_offset, + .data_entry_offset = xfs_dir2_data_entry_offset, + .data_dot_entry_p = xfs_dir2_data_dot_entry_p, .data_dotdot_entry_p = xfs_dir2_data_dotdot_entry_p, .data_first_entry_p = xfs_dir2_data_first_entry_p, + .data_entry_p = xfs_dir2_data_entry_p, + .data_unused_p = xfs_dir2_data_unused_p, }; const struct xfs_dir_ops xfs_dir3_ops = { @@ -443,11 +506,16 @@ const struct xfs_dir_ops xfs_dir3_ops = { .data_get_ftype = xfs_dir3_data_get_ftype, .data_put_ftype = xfs_dir3_data_put_ftype, .data_entry_tag_p = xfs_dir3_data_entry_tag_p, + .data_bestfree_p = xfs_dir3_data_bestfree_p, .data_dot_offset = xfs_dir3_data_dot_offset, .data_dotdot_offset = xfs_dir3_data_dotdot_offset, .data_first_offset = xfs_dir3_data_first_offset, + .data_entry_offset = xfs_dir3_data_entry_offset, + .data_dot_entry_p = xfs_dir3_data_dot_entry_p, .data_dotdot_entry_p = xfs_dir3_data_dotdot_entry_p, .data_first_entry_p = xfs_dir3_data_first_entry_p, + .data_entry_p = xfs_dir3_data_entry_p, + .data_unused_p = xfs_dir3_data_unused_p, }; diff --git a/fs/xfs/xfs_da_format.h b/fs/xfs/xfs_da_format.h index 5b72dd2f8a6..aeca0038a01 100644 --- a/fs/xfs/xfs_da_format.h +++ b/fs/xfs/xfs_da_format.h @@ -412,17 +412,6 @@ struct xfs_dir3_data_hdr { #define XFS_DIR3_DATA_CRC_OFF offsetof(struct xfs_dir3_data_hdr, hdr.crc) -static inline struct xfs_dir2_data_free * -xfs_dir3_data_bestfree_p(struct xfs_dir2_data_hdr *hdr) -{ - if (hdr->magic == cpu_to_be32(XFS_DIR3_DATA_MAGIC) || - hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC)) { - struct xfs_dir3_data_hdr *hdr3 = (struct xfs_dir3_data_hdr *)hdr; - return hdr3->best_free; - } - return hdr->bestfree; -} - /* * Active entry in a data block. * @@ -465,36 +454,6 @@ xfs_dir2_data_unused_tag_p(struct xfs_dir2_data_unused *dup) be16_to_cpu(dup->length) - sizeof(__be16)); } -static inline size_t -xfs_dir3_data_hdr_size(bool dir3) -{ - if (dir3) - return sizeof(struct xfs_dir3_data_hdr); - return sizeof(struct xfs_dir2_data_hdr); -} - -static inline size_t -xfs_dir3_data_entry_offset(struct xfs_dir2_data_hdr *hdr) -{ - bool dir3 = hdr->magic == cpu_to_be32(XFS_DIR3_DATA_MAGIC) || - hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC); - return xfs_dir3_data_hdr_size(dir3); -} - -static inline struct xfs_dir2_data_entry * -xfs_dir3_data_entry_p(struct xfs_dir2_data_hdr *hdr) -{ - return (struct xfs_dir2_data_entry *) - ((char *)hdr + xfs_dir3_data_entry_offset(hdr)); -} - -static inline struct xfs_dir2_data_unused * -xfs_dir3_data_unused_p(struct xfs_dir2_data_hdr *hdr) -{ - return (struct xfs_dir2_data_unused *) - ((char *)hdr + xfs_dir3_data_entry_offset(hdr)); -} - /* * Leaf block structures. * diff --git a/fs/xfs/xfs_dir2.h b/fs/xfs/xfs_dir2.h index c0a45923cce..076010a1376 100644 --- a/fs/xfs/xfs_dir2.h +++ b/fs/xfs/xfs_dir2.h @@ -56,16 +56,24 @@ struct xfs_dir_ops { void (*data_put_ftype)(struct xfs_dir2_data_entry *dep, __uint8_t ftype); __be16 * (*data_entry_tag_p)(struct xfs_dir2_data_entry *dep); + struct xfs_dir2_data_free * + (*data_bestfree_p)(struct xfs_dir2_data_hdr *hdr); xfs_dir2_data_aoff_t (*data_dot_offset)(void); xfs_dir2_data_aoff_t (*data_dotdot_offset)(void); xfs_dir2_data_aoff_t (*data_first_offset)(void); + size_t (*data_entry_offset)(void); + struct xfs_dir2_data_entry * (*data_dot_entry_p)(struct xfs_dir2_data_hdr *hdr); struct xfs_dir2_data_entry * (*data_dotdot_entry_p)(struct xfs_dir2_data_hdr *hdr); struct xfs_dir2_data_entry * (*data_first_entry_p)(struct xfs_dir2_data_hdr *hdr); + struct xfs_dir2_data_entry * + (*data_entry_p)(struct xfs_dir2_data_hdr *hdr); + struct xfs_dir2_data_unused * + (*data_unused_p)(struct xfs_dir2_data_hdr *hdr); }; extern const struct xfs_dir_ops xfs_dir2_ops; @@ -115,19 +123,21 @@ extern void xfs_dir2_data_freescan(struct xfs_inode *dp, struct xfs_dir2_data_hdr *hdr, int *loghead); extern void xfs_dir2_data_log_entry(struct xfs_trans *tp, struct xfs_inode *dp, struct xfs_buf *bp, struct xfs_dir2_data_entry *dep); -extern void xfs_dir2_data_log_header(struct xfs_trans *tp, +extern void xfs_dir2_data_log_header(struct xfs_trans *tp, struct xfs_inode *dp, struct xfs_buf *bp); extern void xfs_dir2_data_log_unused(struct xfs_trans *tp, struct xfs_buf *bp, struct xfs_dir2_data_unused *dup); -extern void xfs_dir2_data_make_free(struct xfs_trans *tp, struct xfs_buf *bp, +extern void xfs_dir2_data_make_free(struct xfs_trans *tp, struct xfs_inode *dp, + struct xfs_buf *bp, xfs_dir2_data_aoff_t offset, + xfs_dir2_data_aoff_t len, int *needlogp, int *needscanp); +extern void xfs_dir2_data_use_free(struct xfs_trans *tp, struct xfs_inode *dp, + struct xfs_buf *bp, struct xfs_dir2_data_unused *dup, xfs_dir2_data_aoff_t offset, xfs_dir2_data_aoff_t len, int *needlogp, int *needscanp); -extern void xfs_dir2_data_use_free(struct xfs_trans *tp, struct xfs_buf *bp, - struct xfs_dir2_data_unused *dup, xfs_dir2_data_aoff_t offset, - xfs_dir2_data_aoff_t len, int *needlogp, int *needscanp); extern struct xfs_dir2_data_free *xfs_dir2_data_freefind( - struct xfs_dir2_data_hdr *hdr, struct xfs_dir2_data_unused *dup); + struct xfs_dir2_data_hdr *hdr, struct xfs_dir2_data_free *bf, + struct xfs_dir2_data_unused *dup); extern const struct xfs_buf_ops xfs_dir3_block_buf_ops; extern const struct xfs_buf_ops xfs_dir3_leafn_buf_ops; diff --git a/fs/xfs/xfs_dir2_block.c b/fs/xfs/xfs_dir2_block.c index 507ef6a7d1f..f92ca569934 100644 --- a/fs/xfs/xfs_dir2_block.c +++ b/fs/xfs/xfs_dir2_block.c @@ -168,6 +168,7 @@ xfs_dir3_block_init( static void xfs_dir2_block_need_space( + struct xfs_inode *dp, struct xfs_dir2_data_hdr *hdr, struct xfs_dir2_block_tail *btp, struct xfs_dir2_leaf_entry *blp, @@ -183,7 +184,7 @@ xfs_dir2_block_need_space( struct xfs_dir2_data_unused *enddup = NULL; *compact = 0; - bf = xfs_dir3_data_bestfree_p(hdr); + bf = dp->d_ops->data_bestfree_p(hdr); /* * If there are stale entries we'll use one for the leaf. @@ -313,7 +314,7 @@ xfs_dir2_block_compact( *lfloglow = toidx + 1 - (be32_to_cpu(btp->stale) - 1); *lfloghigh -= be32_to_cpu(btp->stale) - 1; be32_add_cpu(&btp->count, -(be32_to_cpu(btp->stale) - 1)); - xfs_dir2_data_make_free(tp, bp, + xfs_dir2_data_make_free(tp, dp, bp, (xfs_dir2_data_aoff_t)((char *)blp - (char *)hdr), (xfs_dir2_data_aoff_t)((be32_to_cpu(btp->stale) - 1) * sizeof(*blp)), needlog, &needscan); @@ -383,7 +384,7 @@ xfs_dir2_block_addname( * Find out if we can reuse stale entries or whether we need extra * space for entry and new leaf. */ - xfs_dir2_block_need_space(hdr, btp, blp, &tagp, &dup, + xfs_dir2_block_need_space(dp, hdr, btp, blp, &tagp, &dup, &enddup, &compact, len); /* @@ -454,7 +455,7 @@ xfs_dir2_block_addname( /* * Mark the space needed for the new leaf entry, now in use. */ - xfs_dir2_data_use_free(tp, bp, enddup, + xfs_dir2_data_use_free(tp, dp, bp, enddup, (xfs_dir2_data_aoff_t) ((char *)enddup - (char *)hdr + be16_to_cpu(enddup->length) - sizeof(*blp)), @@ -541,7 +542,7 @@ xfs_dir2_block_addname( /* * Mark space for the data entry used. */ - xfs_dir2_data_use_free(tp, bp, dup, + xfs_dir2_data_use_free(tp, dp, bp, dup, (xfs_dir2_data_aoff_t)((char *)dup - (char *)hdr), (xfs_dir2_data_aoff_t)len, &needlog, &needscan); /* @@ -559,7 +560,7 @@ xfs_dir2_block_addname( if (needscan) xfs_dir2_data_freescan(dp, hdr, &needlog); if (needlog) - xfs_dir2_data_log_header(tp, bp); + xfs_dir2_data_log_header(tp, dp, bp); xfs_dir2_block_log_tail(tp, bp); xfs_dir2_data_log_entry(tp, dp, bp, dep); xfs_dir3_data_check(dp, bp); @@ -800,7 +801,7 @@ xfs_dir2_block_removename( * Mark the data entry's space free. */ needlog = needscan = 0; - xfs_dir2_data_make_free(tp, bp, + xfs_dir2_data_make_free(tp, dp, bp, (xfs_dir2_data_aoff_t)((char *)dep - (char *)hdr), dp->d_ops->data_entsize(dep->namelen), &needlog, &needscan); /* @@ -819,7 +820,7 @@ xfs_dir2_block_removename( if (needscan) xfs_dir2_data_freescan(dp, hdr, &needlog); if (needlog) - xfs_dir2_data_log_header(tp, bp); + xfs_dir2_data_log_header(tp, dp, bp); xfs_dir3_data_check(dp, bp); /* * See if the size as a shortform is good enough. @@ -950,7 +951,7 @@ xfs_dir2_leaf_to_block( while (dp->i_d.di_size > mp->m_dirblksize) { int hdrsz; - hdrsz = xfs_dir3_data_hdr_size(xfs_sb_version_hascrc(&mp->m_sb)); + hdrsz = dp->d_ops->data_entry_offset(); bestsp = xfs_dir2_leaf_bests_p(ltp); if (be16_to_cpu(bestsp[be32_to_cpu(ltp->bestcount) - 1]) == mp->m_dirblksize - hdrsz) { @@ -1000,7 +1001,7 @@ xfs_dir2_leaf_to_block( /* * Use up the space at the end of the block (blp/btp). */ - xfs_dir2_data_use_free(tp, dbp, dup, mp->m_dirblksize - size, size, + xfs_dir2_data_use_free(tp, dp, dbp, dup, mp->m_dirblksize - size, size, &needlog, &needscan); /* * Initialize the block tail. @@ -1026,7 +1027,7 @@ xfs_dir2_leaf_to_block( if (needscan) xfs_dir2_data_freescan(dp, hdr, &needlog); if (needlog) - xfs_dir2_data_log_header(tp, dbp); + xfs_dir2_data_log_header(tp, dp, dbp); /* * Pitch the old leaf block. */ @@ -1137,9 +1138,9 @@ xfs_dir2_sf_to_block( * The whole thing is initialized to free by the init routine. * Say we're using the leaf and tail area. */ - dup = xfs_dir3_data_unused_p(hdr); + dup = dp->d_ops->data_unused_p(hdr); needlog = needscan = 0; - xfs_dir2_data_use_free(tp, bp, dup, mp->m_dirblksize - i, i, &needlog, + xfs_dir2_data_use_free(tp, dp, bp, dup, mp->m_dirblksize - i, i, &needlog, &needscan); ASSERT(needscan == 0); /* @@ -1153,7 +1154,7 @@ xfs_dir2_sf_to_block( /* * Remove the freespace, we'll manage it. */ - xfs_dir2_data_use_free(tp, bp, dup, + xfs_dir2_data_use_free(tp, dp, bp, dup, (xfs_dir2_data_aoff_t)((char *)dup - (char *)hdr), be16_to_cpu(dup->length), &needlog, &needscan); /* @@ -1215,7 +1216,9 @@ xfs_dir2_sf_to_block( *xfs_dir2_data_unused_tag_p(dup) = cpu_to_be16( ((char *)dup - (char *)hdr)); xfs_dir2_data_log_unused(tp, bp, dup); - xfs_dir2_data_freeinsert(hdr, dup, &dummy); + xfs_dir2_data_freeinsert(hdr, + dp->d_ops->data_bestfree_p(hdr), + dup, &dummy); offset += be16_to_cpu(dup->length); continue; } diff --git a/fs/xfs/xfs_dir2_data.c b/fs/xfs/xfs_dir2_data.c index 00006b3db05..13fa0d6b4ff 100644 --- a/fs/xfs/xfs_dir2_data.c +++ b/fs/xfs/xfs_dir2_data.c @@ -66,8 +66,6 @@ __xfs_dir3_data_check( mp = bp->b_target->bt_mount; hdr = bp->b_addr; - bf = xfs_dir3_data_bestfree_p(hdr); - p = (char *)xfs_dir3_data_entry_p(hdr); /* * We can be passed a null dp here from a verifier, so manually @@ -97,6 +95,8 @@ __xfs_dir3_data_check( XFS_ERROR_REPORT("Bad Magic", XFS_ERRLEVEL_LOW, mp); return EFSCORRUPTED; } + bf = ops->data_bestfree_p(hdr); + p = (char *)ops->data_entry_p(hdr); count = lastfree = freeseen = 0; /* @@ -134,7 +134,7 @@ __xfs_dir3_data_check( XFS_WANT_CORRUPTED_RETURN( be16_to_cpu(*xfs_dir2_data_unused_tag_p(dup)) == (char *)dup - (char *)hdr); - dfp = xfs_dir2_data_freefind(hdr, dup); + dfp = xfs_dir2_data_freefind(hdr, bf, dup); if (dfp) { i = (int)(dfp - bf); XFS_WANT_CORRUPTED_RETURN( @@ -340,19 +340,18 @@ xfs_dir3_data_readahead( */ xfs_dir2_data_free_t * xfs_dir2_data_freefind( - xfs_dir2_data_hdr_t *hdr, /* data block */ - xfs_dir2_data_unused_t *dup) /* data unused entry */ + struct xfs_dir2_data_hdr *hdr, /* data block header */ + struct xfs_dir2_data_free *bf, /* bestfree table pointer */ + struct xfs_dir2_data_unused *dup) /* unused space */ { xfs_dir2_data_free_t *dfp; /* bestfree entry */ xfs_dir2_data_aoff_t off; /* offset value needed */ - struct xfs_dir2_data_free *bf; #ifdef DEBUG int matched; /* matched the value */ int seenzero; /* saw a 0 bestfree entry */ #endif off = (xfs_dir2_data_aoff_t)((char *)dup - (char *)hdr); - bf = xfs_dir3_data_bestfree_p(hdr); #ifdef DEBUG /* @@ -412,11 +411,11 @@ xfs_dir2_data_freefind( */ xfs_dir2_data_free_t * /* entry inserted */ xfs_dir2_data_freeinsert( - xfs_dir2_data_hdr_t *hdr, /* data block pointer */ - xfs_dir2_data_unused_t *dup, /* unused space */ + struct xfs_dir2_data_hdr *hdr, /* data block pointer */ + struct xfs_dir2_data_free *dfp, /* bestfree table pointer */ + struct xfs_dir2_data_unused *dup, /* unused space */ int *loghead) /* log the data header (out) */ { - xfs_dir2_data_free_t *dfp; /* bestfree table pointer */ xfs_dir2_data_free_t new; /* new bestfree entry */ ASSERT(hdr->magic == cpu_to_be32(XFS_DIR2_DATA_MAGIC) || @@ -424,7 +423,6 @@ xfs_dir2_data_freeinsert( hdr->magic == cpu_to_be32(XFS_DIR3_DATA_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC)); - dfp = xfs_dir3_data_bestfree_p(hdr); new.length = dup->length; new.offset = cpu_to_be16((char *)dup - (char *)hdr); @@ -457,11 +455,11 @@ xfs_dir2_data_freeinsert( */ STATIC void xfs_dir2_data_freeremove( - xfs_dir2_data_hdr_t *hdr, /* data block header */ - xfs_dir2_data_free_t *dfp, /* bestfree entry pointer */ + struct xfs_dir2_data_hdr *hdr, /* data block header */ + struct xfs_dir2_data_free *bf, /* bestfree table pointer */ + struct xfs_dir2_data_free *dfp, /* bestfree entry pointer */ int *loghead) /* out: log data header */ { - struct xfs_dir2_data_free *bf; ASSERT(hdr->magic == cpu_to_be32(XFS_DIR2_DATA_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR2_BLOCK_MAGIC) || @@ -471,7 +469,6 @@ xfs_dir2_data_freeremove( /* * It's the first entry, slide the next 2 up. */ - bf = xfs_dir3_data_bestfree_p(hdr); if (dfp == &bf[0]) { bf[0] = bf[1]; bf[1] = bf[2]; @@ -518,13 +515,13 @@ xfs_dir2_data_freescan( /* * Start by clearing the table. */ - bf = xfs_dir3_data_bestfree_p(hdr); + bf = dp->d_ops->data_bestfree_p(hdr); memset(bf, 0, sizeof(*bf) * XFS_DIR2_DATA_FD_COUNT); *loghead = 1; /* * Set up pointers. */ - p = (char *)xfs_dir3_data_entry_p(hdr); + p = (char *)dp->d_ops->data_entry_p(hdr); if (hdr->magic == cpu_to_be32(XFS_DIR2_BLOCK_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC)) { btp = xfs_dir2_block_tail_p(dp->i_mount, hdr); @@ -542,7 +539,7 @@ xfs_dir2_data_freescan( if (be16_to_cpu(dup->freetag) == XFS_DIR2_DATA_FREE_TAG) { ASSERT((char *)dup - (char *)hdr == be16_to_cpu(*xfs_dir2_data_unused_tag_p(dup))); - xfs_dir2_data_freeinsert(hdr, dup, loghead); + xfs_dir2_data_freeinsert(hdr, bf, dup, loghead); p += be16_to_cpu(dup->length); } /* @@ -607,8 +604,8 @@ xfs_dir3_data_init( } else hdr->magic = cpu_to_be32(XFS_DIR2_DATA_MAGIC); - bf = xfs_dir3_data_bestfree_p(hdr); - bf[0].offset = cpu_to_be16(xfs_dir3_data_entry_offset(hdr)); + bf = dp->d_ops->data_bestfree_p(hdr); + bf[0].offset = cpu_to_be16(dp->d_ops->data_entry_offset()); for (i = 1; i < XFS_DIR2_DATA_FD_COUNT; i++) { bf[i].length = 0; bf[i].offset = 0; @@ -617,17 +614,17 @@ xfs_dir3_data_init( /* * Set up an unused entry for the block's body. */ - dup = xfs_dir3_data_unused_p(hdr); + dup = dp->d_ops->data_unused_p(hdr); dup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG); - t = mp->m_dirblksize - (uint)xfs_dir3_data_entry_offset(hdr); + t = mp->m_dirblksize - (uint)dp->d_ops->data_entry_offset(); bf[0].length = cpu_to_be16(t); dup->length = cpu_to_be16(t); *xfs_dir2_data_unused_tag_p(dup) = cpu_to_be16((char *)dup - (char *)hdr); /* * Log it and return it. */ - xfs_dir2_data_log_header(tp, bp); + xfs_dir2_data_log_header(tp, dp, bp); xfs_dir2_data_log_unused(tp, bp, dup); *bpp = bp; return 0; @@ -661,16 +658,19 @@ xfs_dir2_data_log_entry( void xfs_dir2_data_log_header( struct xfs_trans *tp, + struct xfs_inode *dp, struct xfs_buf *bp) { - xfs_dir2_data_hdr_t *hdr = bp->b_addr; +#ifdef DEBUG + struct xfs_dir2_data_hdr *hdr = bp->b_addr; ASSERT(hdr->magic == cpu_to_be32(XFS_DIR2_DATA_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR3_DATA_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR2_BLOCK_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC)); +#endif - xfs_trans_log_buf(tp, bp, 0, xfs_dir3_data_entry_offset(hdr) - 1); + xfs_trans_log_buf(tp, bp, 0, dp->d_ops->data_entry_offset() - 1); } /* @@ -711,6 +711,7 @@ xfs_dir2_data_log_unused( void xfs_dir2_data_make_free( struct xfs_trans *tp, + struct xfs_inode *dp, struct xfs_buf *bp, xfs_dir2_data_aoff_t offset, /* starting byte offset */ xfs_dir2_data_aoff_t len, /* length in bytes */ @@ -748,7 +749,7 @@ xfs_dir2_data_make_free( * If this isn't the start of the block, then back up to * the previous entry and see if it's free. */ - if (offset > xfs_dir3_data_entry_offset(hdr)) { + if (offset > dp->d_ops->data_entry_offset()) { __be16 *tagp; /* tag just before us */ tagp = (__be16 *)((char *)hdr + offset) - 1; @@ -774,15 +775,15 @@ xfs_dir2_data_make_free( * Previous and following entries are both free, * merge everything into a single free entry. */ - bf = xfs_dir3_data_bestfree_p(hdr); + bf = dp->d_ops->data_bestfree_p(hdr); if (prevdup && postdup) { xfs_dir2_data_free_t *dfp2; /* another bestfree pointer */ /* * See if prevdup and/or postdup are in bestfree table. */ - dfp = xfs_dir2_data_freefind(hdr, prevdup); - dfp2 = xfs_dir2_data_freefind(hdr, postdup); + dfp = xfs_dir2_data_freefind(hdr, bf, prevdup); + dfp2 = xfs_dir2_data_freefind(hdr, bf, postdup); /* * We need a rescan unless there are exactly 2 free entries * namely our two. Then we know what's happening, otherwise @@ -810,12 +811,13 @@ xfs_dir2_data_make_free( ASSERT(dfp2 == dfp); dfp2 = &bf[1]; } - xfs_dir2_data_freeremove(hdr, dfp2, needlogp); - xfs_dir2_data_freeremove(hdr, dfp, needlogp); + xfs_dir2_data_freeremove(hdr, bf, dfp2, needlogp); + xfs_dir2_data_freeremove(hdr, bf, dfp, needlogp); /* * Now insert the new entry. */ - dfp = xfs_dir2_data_freeinsert(hdr, prevdup, needlogp); + dfp = xfs_dir2_data_freeinsert(hdr, bf, prevdup, + needlogp); ASSERT(dfp == &bf[0]); ASSERT(dfp->length == prevdup->length); ASSERT(!dfp[1].length); @@ -826,7 +828,7 @@ xfs_dir2_data_make_free( * The entry before us is free, merge with it. */ else if (prevdup) { - dfp = xfs_dir2_data_freefind(hdr, prevdup); + dfp = xfs_dir2_data_freefind(hdr, bf, prevdup); be16_add_cpu(&prevdup->length, len); *xfs_dir2_data_unused_tag_p(prevdup) = cpu_to_be16((char *)prevdup - (char *)hdr); @@ -837,8 +839,8 @@ xfs_dir2_data_make_free( * the old one and add the new one. */ if (dfp) { - xfs_dir2_data_freeremove(hdr, dfp, needlogp); - xfs_dir2_data_freeinsert(hdr, prevdup, needlogp); + xfs_dir2_data_freeremove(hdr, bf, dfp, needlogp); + xfs_dir2_data_freeinsert(hdr, bf, prevdup, needlogp); } /* * Otherwise we need a scan if the new entry is big enough. @@ -852,7 +854,7 @@ xfs_dir2_data_make_free( * The following entry is free, merge with it. */ else if (postdup) { - dfp = xfs_dir2_data_freefind(hdr, postdup); + dfp = xfs_dir2_data_freefind(hdr, bf, postdup); newdup = (xfs_dir2_data_unused_t *)((char *)hdr + offset); newdup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG); newdup->length = cpu_to_be16(len + be16_to_cpu(postdup->length)); @@ -865,8 +867,8 @@ xfs_dir2_data_make_free( * the old one and add the new one. */ if (dfp) { - xfs_dir2_data_freeremove(hdr, dfp, needlogp); - xfs_dir2_data_freeinsert(hdr, newdup, needlogp); + xfs_dir2_data_freeremove(hdr, bf, dfp, needlogp); + xfs_dir2_data_freeinsert(hdr, bf, newdup, needlogp); } /* * Otherwise we need a scan if the new entry is big enough. @@ -886,7 +888,7 @@ xfs_dir2_data_make_free( *xfs_dir2_data_unused_tag_p(newdup) = cpu_to_be16((char *)newdup - (char *)hdr); xfs_dir2_data_log_unused(tp, bp, newdup); - xfs_dir2_data_freeinsert(hdr, newdup, needlogp); + xfs_dir2_data_freeinsert(hdr, bf, newdup, needlogp); } *needscanp = needscan; } @@ -897,6 +899,7 @@ xfs_dir2_data_make_free( void xfs_dir2_data_use_free( struct xfs_trans *tp, + struct xfs_inode *dp, struct xfs_buf *bp, xfs_dir2_data_unused_t *dup, /* unused entry */ xfs_dir2_data_aoff_t offset, /* starting offset to use */ @@ -926,9 +929,9 @@ xfs_dir2_data_use_free( /* * Look up the entry in the bestfree table. */ - dfp = xfs_dir2_data_freefind(hdr, dup); oldlen = be16_to_cpu(dup->length); - bf = xfs_dir3_data_bestfree_p(hdr); + bf = dp->d_ops->data_bestfree_p(hdr); + dfp = xfs_dir2_data_freefind(hdr, bf, dup); ASSERT(dfp || oldlen <= be16_to_cpu(bf[2].length)); /* * Check for alignment with front and back of the entry. @@ -945,7 +948,8 @@ xfs_dir2_data_use_free( if (dfp) { needscan = (bf[2].offset != 0); if (!needscan) - xfs_dir2_data_freeremove(hdr, dfp, needlogp); + xfs_dir2_data_freeremove(hdr, bf, dfp, + needlogp); } } /* @@ -963,8 +967,9 @@ xfs_dir2_data_use_free( * If it was in the table, remove it and add the new one. */ if (dfp) { - xfs_dir2_data_freeremove(hdr, dfp, needlogp); - dfp = xfs_dir2_data_freeinsert(hdr, newdup, needlogp); + xfs_dir2_data_freeremove(hdr, bf, dfp, needlogp); + dfp = xfs_dir2_data_freeinsert(hdr, bf, newdup, + needlogp); ASSERT(dfp != NULL); ASSERT(dfp->length == newdup->length); ASSERT(be16_to_cpu(dfp->offset) == (char *)newdup - (char *)hdr); @@ -990,8 +995,9 @@ xfs_dir2_data_use_free( * If it was in the table, remove it and add the new one. */ if (dfp) { - xfs_dir2_data_freeremove(hdr, dfp, needlogp); - dfp = xfs_dir2_data_freeinsert(hdr, newdup, needlogp); + xfs_dir2_data_freeremove(hdr, bf, dfp, needlogp); + dfp = xfs_dir2_data_freeinsert(hdr, bf, newdup, + needlogp); ASSERT(dfp != NULL); ASSERT(dfp->length == newdup->length); ASSERT(be16_to_cpu(dfp->offset) == (char *)newdup - (char *)hdr); @@ -1030,9 +1036,11 @@ xfs_dir2_data_use_free( if (dfp) { needscan = (bf[2].length != 0); if (!needscan) { - xfs_dir2_data_freeremove(hdr, dfp, needlogp); - xfs_dir2_data_freeinsert(hdr, newdup, needlogp); - xfs_dir2_data_freeinsert(hdr, newdup2, + xfs_dir2_data_freeremove(hdr, bf, dfp, + needlogp); + xfs_dir2_data_freeinsert(hdr, bf, newdup, + needlogp); + xfs_dir2_data_freeinsert(hdr, bf, newdup2, needlogp); } } diff --git a/fs/xfs/xfs_dir2_leaf.c b/fs/xfs/xfs_dir2_leaf.c index dd195363ccf..f35b3942c1a 100644 --- a/fs/xfs/xfs_dir2_leaf.c +++ b/fs/xfs/xfs_dir2_leaf.c @@ -460,7 +460,7 @@ xfs_dir2_block_to_leaf( xfs_dir3_data_check(dp, dbp); btp = xfs_dir2_block_tail_p(mp, hdr); blp = xfs_dir2_block_leaf_p(btp); - bf = xfs_dir3_data_bestfree_p(hdr); + bf = dp->d_ops->data_bestfree_p(hdr); ents = xfs_dir3_leaf_ents_p(leaf); /* @@ -484,7 +484,7 @@ xfs_dir2_block_to_leaf( * Make the space formerly occupied by the leaf entries and block * tail be free. */ - xfs_dir2_data_make_free(tp, dbp, + xfs_dir2_data_make_free(tp, dp, dbp, (xfs_dir2_data_aoff_t)((char *)blp - (char *)hdr), (xfs_dir2_data_aoff_t)((char *)hdr + mp->m_dirblksize - (char *)blp), @@ -512,7 +512,7 @@ xfs_dir2_block_to_leaf( * Log the data header and leaf bests table. */ if (needlog) - xfs_dir2_data_log_header(tp, dbp); + xfs_dir2_data_log_header(tp, dp, dbp); xfs_dir3_leaf_check(mp, lbp); xfs_dir3_data_check(dp, dbp); xfs_dir3_leaf_log_bests(tp, lbp, 0, 0); @@ -862,7 +862,7 @@ xfs_dir2_leaf_addname( else xfs_dir3_leaf_log_bests(tp, lbp, use_block, use_block); hdr = dbp->b_addr; - bf = xfs_dir3_data_bestfree_p(hdr); + bf = dp->d_ops->data_bestfree_p(hdr); bestsp[use_block] = bf[0].length; grown = 1; } else { @@ -878,7 +878,7 @@ xfs_dir2_leaf_addname( return error; } hdr = dbp->b_addr; - bf = xfs_dir3_data_bestfree_p(hdr); + bf = dp->d_ops->data_bestfree_p(hdr); grown = 0; } /* @@ -891,7 +891,7 @@ xfs_dir2_leaf_addname( /* * Mark the initial part of our freespace in use for the new entry. */ - xfs_dir2_data_use_free(tp, dbp, dup, + xfs_dir2_data_use_free(tp, dp, dbp, dup, (xfs_dir2_data_aoff_t)((char *)dup - (char *)hdr), length, &needlog, &needscan); /* @@ -913,7 +913,7 @@ xfs_dir2_leaf_addname( * Need to log the data block's header. */ if (needlog) - xfs_dir2_data_log_header(tp, dbp); + xfs_dir2_data_log_header(tp, dp, dbp); xfs_dir2_data_log_entry(tp, dp, dbp, dep); /* * If the bests table needs to be changed, do it. @@ -1413,7 +1413,7 @@ xfs_dir2_leaf_removename( leaf = lbp->b_addr; hdr = dbp->b_addr; xfs_dir3_data_check(dp, dbp); - bf = xfs_dir3_data_bestfree_p(hdr); + bf = dp->d_ops->data_bestfree_p(hdr); xfs_dir3_leaf_hdr_from_disk(&leafhdr, leaf); ents = xfs_dir3_leaf_ents_p(leaf); /* @@ -1431,7 +1431,7 @@ xfs_dir2_leaf_removename( /* * Mark the former data entry unused. */ - xfs_dir2_data_make_free(tp, dbp, + xfs_dir2_data_make_free(tp, dp, dbp, (xfs_dir2_data_aoff_t)((char *)dep - (char *)hdr), dp->d_ops->data_entsize(dep->namelen), &needlog, &needscan); /* @@ -1451,7 +1451,7 @@ xfs_dir2_leaf_removename( if (needscan) xfs_dir2_data_freescan(dp, hdr, &needlog); if (needlog) - xfs_dir2_data_log_header(tp, dbp); + xfs_dir2_data_log_header(tp, dp, dbp); /* * If the longest freespace in the data block has changed, * put the new value in the bests table and log that. @@ -1465,7 +1465,7 @@ xfs_dir2_leaf_removename( * If the data block is now empty then get rid of the data block. */ if (be16_to_cpu(bf[0].length) == - mp->m_dirblksize - xfs_dir3_data_entry_offset(hdr)) { + mp->m_dirblksize - dp->d_ops->data_entry_offset()) { ASSERT(db != mp->m_dirdatablk); if ((error = xfs_dir2_shrink_inode(args, db, dbp))) { /* @@ -1659,12 +1659,12 @@ xfs_dir2_leaf_trim_data( #ifdef DEBUG { struct xfs_dir2_data_hdr *hdr = dbp->b_addr; - struct xfs_dir2_data_free *bf = xfs_dir3_data_bestfree_p(hdr); + struct xfs_dir2_data_free *bf = dp->d_ops->data_bestfree_p(hdr); ASSERT(hdr->magic == cpu_to_be32(XFS_DIR2_DATA_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR3_DATA_MAGIC)); ASSERT(be16_to_cpu(bf[0].length) == - mp->m_dirblksize - xfs_dir3_data_entry_offset(hdr)); + mp->m_dirblksize - dp->d_ops->data_entry_offset()); ASSERT(db == be32_to_cpu(ltp->bestcount) - 1); } #endif diff --git a/fs/xfs/xfs_dir2_node.c b/fs/xfs/xfs_dir2_node.c index a1d133981c1..9cfc00323b1 100644 --- a/fs/xfs/xfs_dir2_node.c +++ b/fs/xfs/xfs_dir2_node.c @@ -1255,10 +1255,10 @@ xfs_dir2_leafn_remove( dbp = dblk->bp; hdr = dbp->b_addr; dep = (xfs_dir2_data_entry_t *)((char *)hdr + off); - bf = xfs_dir3_data_bestfree_p(hdr); + bf = dp->d_ops->data_bestfree_p(hdr); longest = be16_to_cpu(bf[0].length); needlog = needscan = 0; - xfs_dir2_data_make_free(tp, dbp, off, + xfs_dir2_data_make_free(tp, dp, dbp, off, dp->d_ops->data_entsize(dep->namelen), &needlog, &needscan); /* * Rescan the data block freespaces for bestfree. @@ -1267,7 +1267,7 @@ xfs_dir2_leafn_remove( if (needscan) xfs_dir2_data_freescan(dp, hdr, &needlog); if (needlog) - xfs_dir2_data_log_header(tp, dbp); + xfs_dir2_data_log_header(tp, dp, dbp); xfs_dir3_data_check(dp, dbp); /* * If the longest data block freespace changes, need to update @@ -1308,7 +1308,7 @@ xfs_dir2_leafn_remove( * (usually). */ if (longest == mp->m_dirblksize - - xfs_dir3_data_entry_offset(hdr)) { + dp->d_ops->data_entry_offset()) { /* * Try to punch out the data block. */ @@ -1962,7 +1962,7 @@ xfs_dir2_node_addname_int( * change again. */ hdr = dbp->b_addr; - bf = xfs_dir3_data_bestfree_p(hdr); + bf = dp->d_ops->data_bestfree_p(hdr); bests[findex] = bf[0].length; logfree = 1; } @@ -1984,7 +1984,7 @@ xfs_dir2_node_addname_int( if (error) return error; hdr = dbp->b_addr; - bf = xfs_dir3_data_bestfree_p(hdr); + bf = dp->d_ops->data_bestfree_p(hdr); logfree = 0; } ASSERT(be16_to_cpu(bf[0].length) >= length); @@ -1997,7 +1997,7 @@ xfs_dir2_node_addname_int( /* * Mark the first part of the unused space, inuse for us. */ - xfs_dir2_data_use_free(tp, dbp, dup, + xfs_dir2_data_use_free(tp, dp, dbp, dup, (xfs_dir2_data_aoff_t)((char *)dup - (char *)hdr), length, &needlog, &needscan); /* @@ -2020,7 +2020,7 @@ xfs_dir2_node_addname_int( * Log the data block header if needed. */ if (needlog) - xfs_dir2_data_log_header(tp, dbp); + xfs_dir2_data_log_header(tp, dp, dbp); /* * If the freespace entry is now wrong, update it. */ diff --git a/fs/xfs/xfs_dir2_priv.h b/fs/xfs/xfs_dir2_priv.h index 1bad84c4082..9a69f206daf 100644 --- a/fs/xfs/xfs_dir2_priv.h +++ b/fs/xfs/xfs_dir2_priv.h @@ -59,7 +59,8 @@ extern int xfs_dir3_data_readahead(struct xfs_trans *tp, struct xfs_inode *dp, extern struct xfs_dir2_data_free * xfs_dir2_data_freeinsert(struct xfs_dir2_data_hdr *hdr, - struct xfs_dir2_data_unused *dup, int *loghead); + struct xfs_dir2_data_free *bf, struct xfs_dir2_data_unused *dup, + int *loghead); extern int xfs_dir3_data_init(struct xfs_da_args *args, xfs_dir2_db_t blkno, struct xfs_buf **bpp); diff --git a/fs/xfs/xfs_dir2_readdir.c b/fs/xfs/xfs_dir2_readdir.c index b99aa7d48e9..f45ecac821e 100644 --- a/fs/xfs/xfs_dir2_readdir.c +++ b/fs/xfs/xfs_dir2_readdir.c @@ -213,7 +213,7 @@ xfs_dir2_block_getdents( * Set up values for the loop. */ btp = xfs_dir2_block_tail_p(mp, hdr); - ptr = (char *)xfs_dir3_data_entry_p(hdr); + ptr = (char *)dp->d_ops->data_entry_p(hdr); endptr = (char *)xfs_dir2_block_leaf_p(btp); /* @@ -578,13 +578,13 @@ xfs_dir2_leaf_getdents( /* * Find our position in the block. */ - ptr = (char *)xfs_dir3_data_entry_p(hdr); + ptr = (char *)dp->d_ops->data_entry_p(hdr); byteoff = xfs_dir2_byte_to_off(mp, curoff); /* * Skip past the header. */ if (byteoff == 0) - curoff += xfs_dir3_data_entry_offset(hdr); + curoff += dp->d_ops->data_entry_offset(); /* * Skip past entries until we reach our offset. */ diff --git a/fs/xfs/xfs_dir2_sf.c b/fs/xfs/xfs_dir2_sf.c index 953e1947915..42bbcff15cc 100644 --- a/fs/xfs/xfs_dir2_sf.c +++ b/fs/xfs/xfs_dir2_sf.c @@ -210,7 +210,7 @@ xfs_dir2_block_to_sf( * Set up to loop over the block's entries. */ btp = xfs_dir2_block_tail_p(mp, hdr); - ptr = (char *)xfs_dir3_data_entry_p(hdr); + ptr = (char *)dp->d_ops->data_entry_p(hdr); endptr = (char *)xfs_dir2_block_leaf_p(btp); sfep = xfs_dir2_sf_firstentry(sfp); /* |