X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=fs%2Fxfs%2Fxfs_dir2_block.c;h=e2fa0a1d8e9635b7bff941bb107f4ebb96f05dde;hb=92bfc6e7c4eabbbd15e7d6d49123b296d05dcfd1;hp=8b8aed77acd115f2b3a44f9acd292552b8d30f14;hpb=ad354eb34eb354eedc483d1e89e17710165bd2db;p=safe%2Fjmp%2Flinux-2.6 diff --git a/fs/xfs/xfs_dir2_block.c b/fs/xfs/xfs_dir2_block.c index 8b8aed7..e2fa0a1 100644 --- a/fs/xfs/xfs_dir2_block.c +++ b/fs/xfs/xfs_dir2_block.c @@ -22,19 +22,17 @@ #include "xfs_inum.h" #include "xfs_trans.h" #include "xfs_sb.h" -#include "xfs_dir.h" +#include "xfs_ag.h" #include "xfs_dir2.h" #include "xfs_dmapi.h" #include "xfs_mount.h" #include "xfs_da_btree.h" #include "xfs_bmap_btree.h" -#include "xfs_dir_sf.h" #include "xfs_dir2_sf.h" #include "xfs_attr_sf.h" #include "xfs_dinode.h" #include "xfs_inode.h" #include "xfs_inode_item.h" -#include "xfs_dir_leaf.h" #include "xfs_dir2_data.h" #include "xfs_dir2_leaf.h" #include "xfs_dir2_block.h" @@ -51,6 +49,18 @@ static int xfs_dir2_block_lookup_int(xfs_da_args_t *args, xfs_dabuf_t **bpp, int *entno); static int xfs_dir2_block_sort(const void *a, const void *b); +static xfs_dahash_t xfs_dir_hash_dot, xfs_dir_hash_dotdot; + +/* + * One-time startup routine called from xfs_init(). + */ +void +xfs_dir_startup(void) +{ + xfs_dir_hash_dot = xfs_da_hashname(".", 1); + xfs_dir_hash_dotdot = xfs_da_hashname("..", 2); +} + /* * Add an entry to a block directory. */ @@ -81,7 +91,7 @@ xfs_dir2_block_addname( xfs_mount_t *mp; /* filesystem mount point */ int needlog; /* need to log header */ int needscan; /* need to rescan freespace */ - xfs_dir2_data_off_t *tagp; /* pointer to tag value */ + __be16 *tagp; /* pointer to tag value */ xfs_trans_t *tp; /* transaction structure */ xfs_dir2_trace_args("block_addname", args); @@ -106,13 +116,13 @@ xfs_dir2_block_addname( xfs_da_brelse(tp, bp); return XFS_ERROR(EFSCORRUPTED); } - len = XFS_DIR2_DATA_ENTSIZE(args->namelen); + len = xfs_dir2_data_entsize(args->namelen); /* * Set up pointers to parts of the block. */ bf = block->hdr.bestfree; - btp = XFS_DIR2_BLOCK_TAIL_P(mp, block); - blp = XFS_DIR2_BLOCK_LEAF_P(btp); + btp = xfs_dir2_block_tail_p(mp, block); + blp = xfs_dir2_block_leaf_p(btp); /* * No stale entries? Need space for entry and new leaf. */ @@ -120,11 +130,11 @@ xfs_dir2_block_addname( /* * Tag just before the first leaf entry. */ - tagp = (xfs_dir2_data_off_t *)blp - 1; + tagp = (__be16 *)blp - 1; /* * Data object just before the first leaf entry. */ - enddup = (xfs_dir2_data_unused_t *)((char *)block + INT_GET(*tagp, ARCH_CONVERT)); + enddup = (xfs_dir2_data_unused_t *)((char *)block + be16_to_cpu(*tagp)); /* * If it's not free then can't do this add without cleaning up: * the space before the first leaf entry needs to be free so it @@ -183,20 +193,20 @@ xfs_dir2_block_addname( /* * Tag just before the first leaf entry. */ - tagp = (xfs_dir2_data_off_t *)blp - 1; + tagp = (__be16 *)blp - 1; /* * Data object just before the first leaf entry. */ - dup = (xfs_dir2_data_unused_t *)((char *)block + INT_GET(*tagp, ARCH_CONVERT)); + dup = (xfs_dir2_data_unused_t *)((char *)block + be16_to_cpu(*tagp)); /* * If it's not free then the data will go where the * leaf data starts now, if it works at all. */ if (be16_to_cpu(dup->freetag) == XFS_DIR2_DATA_FREE_TAG) { - if (be16_to_cpu(dup->length) + (INT_GET(btp->stale, ARCH_CONVERT) - 1) * + if (be16_to_cpu(dup->length) + (be32_to_cpu(btp->stale) - 1) * (uint)sizeof(*blp) < len) dup = NULL; - } else if ((INT_GET(btp->stale, ARCH_CONVERT) - 1) * (uint)sizeof(*blp) < len) + } else if ((be32_to_cpu(btp->stale) - 1) * (uint)sizeof(*blp) < len) dup = NULL; else dup = (xfs_dir2_data_unused_t *)blp; @@ -205,7 +215,7 @@ xfs_dir2_block_addname( /* * If this isn't a real add, we're done with the buffer. */ - if (args->justcheck) + if (args->op_flags & XFS_DA_OP_JUSTCHECK) xfs_da_brelse(tp, bp); /* * If we don't have space for the new entry & leaf ... @@ -215,7 +225,7 @@ xfs_dir2_block_addname( * Not trying to actually do anything, or don't have * a space reservation: return no-space. */ - if (args->justcheck || args->total == 0) + if ((args->op_flags & XFS_DA_OP_JUSTCHECK) || args->total == 0) return XFS_ERROR(ENOSPC); /* * Convert to the next larger format. @@ -230,7 +240,7 @@ xfs_dir2_block_addname( /* * Just checking, and it would work, so say so. */ - if (args->justcheck) + if (args->op_flags & XFS_DA_OP_JUSTCHECK) return 0; needlog = needscan = 0; /* @@ -242,11 +252,11 @@ xfs_dir2_block_addname( int fromidx; /* source leaf index */ int toidx; /* target leaf index */ - for (fromidx = toidx = INT_GET(btp->count, ARCH_CONVERT) - 1, + for (fromidx = toidx = be32_to_cpu(btp->count) - 1, highstale = lfloghigh = -1; fromidx >= 0; fromidx--) { - if (INT_GET(blp[fromidx].address, ARCH_CONVERT) == XFS_DIR2_NULL_DATAPTR) { + if (be32_to_cpu(blp[fromidx].address) == XFS_DIR2_NULL_DATAPTR) { if (highstale == -1) highstale = toidx; else { @@ -259,22 +269,21 @@ xfs_dir2_block_addname( blp[toidx] = blp[fromidx]; toidx--; } - lfloglow = toidx + 1 - (INT_GET(btp->stale, ARCH_CONVERT) - 1); - lfloghigh -= INT_GET(btp->stale, ARCH_CONVERT) - 1; - INT_MOD(btp->count, ARCH_CONVERT, -(INT_GET(btp->stale, ARCH_CONVERT) - 1)); + 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_aoff_t)((char *)blp - (char *)block), - (xfs_dir2_data_aoff_t)((INT_GET(btp->stale, ARCH_CONVERT) - 1) * sizeof(*blp)), + (xfs_dir2_data_aoff_t)((be32_to_cpu(btp->stale) - 1) * sizeof(*blp)), &needlog, &needscan); - blp += INT_GET(btp->stale, ARCH_CONVERT) - 1; - INT_SET(btp->stale, ARCH_CONVERT, 1); + blp += be32_to_cpu(btp->stale) - 1; + btp->stale = cpu_to_be32(1); /* * If we now need to rebuild the bestfree map, do so. * This needs to happen before the next call to use_free. */ if (needscan) { - xfs_dir2_data_freescan(mp, (xfs_dir2_data_t *)block, - &needlog, NULL); + xfs_dir2_data_freescan(mp, (xfs_dir2_data_t *)block, &needlog); needscan = 0; } } @@ -282,23 +291,23 @@ xfs_dir2_block_addname( * Set leaf logging boundaries to impossible state. * For the no-stale case they're set explicitly. */ - else if (INT_GET(btp->stale, ARCH_CONVERT)) { - lfloglow = INT_GET(btp->count, ARCH_CONVERT); + else if (btp->stale) { + lfloglow = be32_to_cpu(btp->count); lfloghigh = -1; } /* * Find the slot that's first lower than our hash value, -1 if none. */ - for (low = 0, high = INT_GET(btp->count, ARCH_CONVERT) - 1; low <= high; ) { + for (low = 0, high = be32_to_cpu(btp->count) - 1; low <= high; ) { mid = (low + high) >> 1; - if ((hash = INT_GET(blp[mid].hashval, ARCH_CONVERT)) == args->hashval) + if ((hash = be32_to_cpu(blp[mid].hashval)) == args->hashval) break; if (hash < args->hashval) low = mid + 1; else high = mid - 1; } - while (mid >= 0 && INT_GET(blp[mid].hashval, ARCH_CONVERT) >= args->hashval) { + while (mid >= 0 && be32_to_cpu(blp[mid].hashval) >= args->hashval) { mid--; } /* @@ -317,14 +326,14 @@ xfs_dir2_block_addname( /* * Update the tail (entry count). */ - INT_MOD(btp->count, ARCH_CONVERT, +1); + be32_add_cpu(&btp->count, 1); /* * If we now need to rebuild the bestfree map, do so. * This needs to happen before the next call to use_free. */ if (needscan) { xfs_dir2_data_freescan(mp, (xfs_dir2_data_t *)block, - &needlog, NULL); + &needlog); needscan = 0; } /* @@ -345,12 +354,12 @@ xfs_dir2_block_addname( else { for (lowstale = mid; lowstale >= 0 && - INT_GET(blp[lowstale].address, ARCH_CONVERT) != XFS_DIR2_NULL_DATAPTR; + be32_to_cpu(blp[lowstale].address) != XFS_DIR2_NULL_DATAPTR; lowstale--) continue; for (highstale = mid + 1; - highstale < INT_GET(btp->count, ARCH_CONVERT) && - INT_GET(blp[highstale].address, ARCH_CONVERT) != XFS_DIR2_NULL_DATAPTR && + highstale < be32_to_cpu(btp->count) && + be32_to_cpu(blp[highstale].address) != XFS_DIR2_NULL_DATAPTR && (lowstale < 0 || mid - lowstale > highstale - mid); highstale++) continue; @@ -358,7 +367,7 @@ xfs_dir2_block_addname( * Move entries toward the low-numbered stale entry. */ if (lowstale >= 0 && - (highstale == INT_GET(btp->count, ARCH_CONVERT) || + (highstale == be32_to_cpu(btp->count) || mid - lowstale <= highstale - mid)) { if (mid - lowstale) memmove(&blp[lowstale], &blp[lowstale + 1], @@ -370,7 +379,7 @@ xfs_dir2_block_addname( * Move entries toward the high-numbered stale entry. */ else { - ASSERT(highstale < INT_GET(btp->count, ARCH_CONVERT)); + ASSERT(highstale < be32_to_cpu(btp->count)); mid++; if (highstale - mid) memmove(&blp[mid + 1], &blp[mid], @@ -378,7 +387,7 @@ xfs_dir2_block_addname( lfloglow = MIN(mid, lfloglow); lfloghigh = MAX(highstale, lfloghigh); } - INT_MOD(btp->stale, ARCH_CONVERT, -1); + be32_add_cpu(&btp->stale, -1); } /* * Point to the new data entry. @@ -387,8 +396,9 @@ xfs_dir2_block_addname( /* * Fill in the leaf entry. */ - INT_SET(blp[mid].hashval, ARCH_CONVERT, args->hashval); - INT_SET(blp[mid].address, ARCH_CONVERT, XFS_DIR2_BYTE_TO_DATAPTR(mp, (char *)dep - (char *)block)); + blp[mid].hashval = cpu_to_be32(args->hashval); + blp[mid].address = cpu_to_be32(xfs_dir2_byte_to_dataptr(mp, + (char *)dep - (char *)block)); xfs_dir2_block_log_leaf(tp, bp, lfloglow, lfloghigh); /* * Mark space for the data entry used. @@ -399,17 +409,16 @@ xfs_dir2_block_addname( /* * Create the new data entry. */ - INT_SET(dep->inumber, ARCH_CONVERT, args->inumber); + dep->inumber = cpu_to_be64(args->inumber); dep->namelen = args->namelen; memcpy(dep->name, args->name, args->namelen); - tagp = XFS_DIR2_DATA_ENTRY_TAG_P(dep); - INT_SET(*tagp, ARCH_CONVERT, (xfs_dir2_data_off_t)((char *)dep - (char *)block)); + tagp = xfs_dir2_data_entry_tag_p(dep); + *tagp = cpu_to_be16((char *)dep - (char *)block); /* * Clean up the bestfree array and log the header, tail, and entry. */ if (needscan) - xfs_dir2_data_freescan(mp, (xfs_dir2_data_t *)block, &needlog, - NULL); + xfs_dir2_data_freescan(mp, (xfs_dir2_data_t *)block, &needlog); if (needlog) xfs_dir2_data_log_header(tp, bp); xfs_dir2_block_log_tail(tp, bp); @@ -424,12 +433,10 @@ xfs_dir2_block_addname( */ int /* error */ xfs_dir2_block_getdents( - xfs_trans_t *tp, /* transaction (NULL) */ xfs_inode_t *dp, /* incore inode */ - uio_t *uio, /* caller's buffer control */ - int *eofp, /* eof reached? (out) */ - xfs_dirent_t *dbp, /* caller's buffer */ - xfs_dir2_put_t put) /* abi's formatting function */ + void *dirent, + xfs_off_t *offset, + filldir_t filldir) { xfs_dir2_block_t *block; /* directory block structure */ xfs_dabuf_t *bp; /* buffer for block */ @@ -439,42 +446,41 @@ xfs_dir2_block_getdents( char *endptr; /* end of the data entries */ int error; /* error return value */ xfs_mount_t *mp; /* filesystem mount point */ - xfs_dir2_put_args_t p; /* arg package for put rtn */ char *ptr; /* current data entry */ int wantoff; /* starting block offset */ + xfs_ino_t ino; + xfs_off_t cook; mp = dp->i_mount; /* * If the block number in the offset is out of range, we're done. */ - if (XFS_DIR2_DATAPTR_TO_DB(mp, uio->uio_offset) > mp->m_dirdatablk) { - *eofp = 1; + if (xfs_dir2_dataptr_to_db(mp, *offset) > mp->m_dirdatablk) { return 0; } /* * Can't read the block, give up, else get dabuf in bp. */ - if ((error = - xfs_da_read_buf(tp, dp, mp->m_dirdatablk, -1, &bp, XFS_DATA_FORK))) { + error = xfs_da_read_buf(NULL, dp, mp->m_dirdatablk, -1, + &bp, XFS_DATA_FORK); + if (error) return error; - } + ASSERT(bp != NULL); /* * Extract the byte offset we start at from the seek pointer. * We'll skip entries before this. */ - wantoff = XFS_DIR2_DATAPTR_TO_OFF(mp, uio->uio_offset); + wantoff = xfs_dir2_dataptr_to_off(mp, *offset); block = bp->data; xfs_dir2_data_check(dp, bp); /* * Set up values for the loop. */ - btp = XFS_DIR2_BLOCK_TAIL_P(mp, block); + btp = xfs_dir2_block_tail_p(mp, block); ptr = (char *)block->u; - endptr = (char *)XFS_DIR2_BLOCK_LEAF_P(btp); - p.dbp = dbp; - p.put = put; - p.uio = uio; + endptr = (char *)xfs_dir2_block_leaf_p(btp); + /* * Loop over the data portion of the block. * Each object is a real entry (dep) or an unused one (dup). @@ -494,53 +500,37 @@ xfs_dir2_block_getdents( /* * Bump pointer for the next iteration. */ - ptr += XFS_DIR2_DATA_ENTSIZE(dep->namelen); + ptr += xfs_dir2_data_entsize(dep->namelen); /* * The entry is before the desired starting point, skip it. */ if ((char *)dep - (char *)block < wantoff) continue; - /* - * Set up argument structure for put routine. - */ - p.namelen = dep->namelen; - p.cook = XFS_DIR2_DB_OFF_TO_DATAPTR(mp, mp->m_dirdatablk, - ptr - (char *)block); - p.ino = INT_GET(dep->inumber, ARCH_CONVERT); + cook = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk, + (char *)dep - (char *)block); + ino = be64_to_cpu(dep->inumber); #if XFS_BIG_INUMS - p.ino += mp->m_inoadd; + ino += mp->m_inoadd; #endif - p.name = (char *)dep->name; - - /* - * Put the entry in the caller's buffer. - */ - error = p.put(&p); /* * If it didn't fit, set the final offset to here & return. */ - if (!p.done) { - uio->uio_offset = - XFS_DIR2_DB_OFF_TO_DATAPTR(mp, mp->m_dirdatablk, - (char *)dep - (char *)block); - xfs_da_brelse(tp, bp); - return error; + if (filldir(dirent, dep->name, dep->namelen, cook, + ino, DT_UNKNOWN)) { + *offset = cook; + xfs_da_brelse(NULL, bp); + return 0; } } /* * Reached the end of the block. - * Set the offset to a nonexistent block 1 and return. + * Set the offset to a non-existent block 1 and return. */ - *eofp = 1; - - uio->uio_offset = - XFS_DIR2_DB_OFF_TO_DATAPTR(mp, mp->m_dirdatablk + 1, 0); - - xfs_da_brelse(tp, bp); - + *offset = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk + 1, 0); + xfs_da_brelse(NULL, bp); return 0; } @@ -561,8 +551,8 @@ xfs_dir2_block_log_leaf( mp = tp->t_mountp; block = bp->data; - btp = XFS_DIR2_BLOCK_TAIL_P(mp, block); - blp = XFS_DIR2_BLOCK_LEAF_P(btp); + btp = xfs_dir2_block_tail_p(mp, block); + blp = xfs_dir2_block_leaf_p(btp); xfs_da_log_buf(tp, bp, (uint)((char *)&blp[first] - (char *)block), (uint)((char *)&blp[last + 1] - (char *)block - 1)); } @@ -581,7 +571,7 @@ xfs_dir2_block_log_tail( mp = tp->t_mountp; block = bp->data; - btp = XFS_DIR2_BLOCK_TAIL_P(mp, block); + btp = xfs_dir2_block_tail_p(mp, block); xfs_da_log_buf(tp, bp, (uint)((char *)btp - (char *)block), (uint)((char *)(btp + 1) - (char *)block - 1)); } @@ -615,19 +605,20 @@ xfs_dir2_block_lookup( mp = dp->i_mount; block = bp->data; xfs_dir2_data_check(dp, bp); - btp = XFS_DIR2_BLOCK_TAIL_P(mp, block); - blp = XFS_DIR2_BLOCK_LEAF_P(btp); + btp = xfs_dir2_block_tail_p(mp, block); + blp = xfs_dir2_block_leaf_p(btp); /* * Get the offset from the leaf entry, to point to the data. */ - dep = (xfs_dir2_data_entry_t *) - ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, INT_GET(blp[ent].address, ARCH_CONVERT))); + dep = (xfs_dir2_data_entry_t *)((char *)block + + xfs_dir2_dataptr_to_off(mp, be32_to_cpu(blp[ent].address))); /* - * Fill in inode number, release the block. + * Fill in inode number, CI name if appropriate, release the block. */ - args->inumber = INT_GET(dep->inumber, ARCH_CONVERT); + args->inumber = be64_to_cpu(dep->inumber); + error = xfs_dir_cilookup_result(args, dep->name, dep->namelen); xfs_da_brelse(args->trans, bp); - return XFS_ERROR(EEXIST); + return XFS_ERROR(error); } /* @@ -653,6 +644,7 @@ xfs_dir2_block_lookup_int( int mid; /* binary search current idx */ xfs_mount_t *mp; /* filesystem mount point */ xfs_trans_t *tp; /* transaction pointer */ + enum xfs_dacmp cmp; /* comparison result */ dp = args->dp; tp = args->trans; @@ -667,23 +659,23 @@ xfs_dir2_block_lookup_int( ASSERT(bp != NULL); block = bp->data; xfs_dir2_data_check(dp, bp); - btp = XFS_DIR2_BLOCK_TAIL_P(mp, block); - blp = XFS_DIR2_BLOCK_LEAF_P(btp); + btp = xfs_dir2_block_tail_p(mp, block); + blp = xfs_dir2_block_leaf_p(btp); /* * Loop doing a binary search for our hash value. * Find our entry, ENOENT if it's not there. */ - for (low = 0, high = INT_GET(btp->count, ARCH_CONVERT) - 1; ; ) { + for (low = 0, high = be32_to_cpu(btp->count) - 1; ; ) { ASSERT(low <= high); mid = (low + high) >> 1; - if ((hash = INT_GET(blp[mid].hashval, ARCH_CONVERT)) == args->hashval) + if ((hash = be32_to_cpu(blp[mid].hashval)) == args->hashval) break; if (hash < args->hashval) low = mid + 1; else high = mid - 1; if (low > high) { - ASSERT(args->oknoent); + ASSERT(args->op_flags & XFS_DA_OP_OKNOENT); xfs_da_brelse(tp, bp); return XFS_ERROR(ENOENT); } @@ -691,7 +683,7 @@ xfs_dir2_block_lookup_int( /* * Back up to the first one with the right hash value. */ - while (mid > 0 && INT_GET(blp[mid - 1].hashval, ARCH_CONVERT) == args->hashval) { + while (mid > 0 && be32_to_cpu(blp[mid - 1].hashval) == args->hashval) { mid--; } /* @@ -699,28 +691,39 @@ xfs_dir2_block_lookup_int( * right hash value looking for our name. */ do { - if ((addr = INT_GET(blp[mid].address, ARCH_CONVERT)) == XFS_DIR2_NULL_DATAPTR) + if ((addr = be32_to_cpu(blp[mid].address)) == XFS_DIR2_NULL_DATAPTR) continue; /* * Get pointer to the entry from the leaf. */ dep = (xfs_dir2_data_entry_t *) - ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, addr)); + ((char *)block + xfs_dir2_dataptr_to_off(mp, addr)); /* - * Compare, if it's right give back buffer & entry number. + * Compare name and if it's an exact match, return the index + * and buffer. If it's the first case-insensitive match, store + * the index and buffer and continue looking for an exact match. */ - if (dep->namelen == args->namelen && - dep->name[0] == args->name[0] && - memcmp(dep->name, args->name, args->namelen) == 0) { + cmp = mp->m_dirnameops->compname(args, dep->name, dep->namelen); + if (cmp != XFS_CMP_DIFFERENT && cmp != args->cmpresult) { + args->cmpresult = cmp; *bpp = bp; *entno = mid; - return 0; + if (cmp == XFS_CMP_EXACT) + return 0; } - } while (++mid < INT_GET(btp->count, ARCH_CONVERT) && INT_GET(blp[mid].hashval, ARCH_CONVERT) == hash); + } while (++mid < be32_to_cpu(btp->count) && + be32_to_cpu(blp[mid].hashval) == hash); + + ASSERT(args->op_flags & XFS_DA_OP_OKNOENT); + /* + * Here, we can only be doing a lookup (not a rename or replace). + * If a case-insensitive match was found earlier, return success. + */ + if (args->cmpresult == XFS_CMP_CASE) + return 0; /* * No match, release the buffer and return ENOENT. */ - ASSERT(args->oknoent); xfs_da_brelse(tp, bp); return XFS_ERROR(ENOENT); } @@ -760,36 +763,35 @@ xfs_dir2_block_removename( tp = args->trans; mp = dp->i_mount; block = bp->data; - btp = XFS_DIR2_BLOCK_TAIL_P(mp, block); - blp = XFS_DIR2_BLOCK_LEAF_P(btp); + btp = xfs_dir2_block_tail_p(mp, block); + blp = xfs_dir2_block_leaf_p(btp); /* * Point to the data entry using the leaf entry. */ dep = (xfs_dir2_data_entry_t *) - ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, INT_GET(blp[ent].address, ARCH_CONVERT))); + ((char *)block + xfs_dir2_dataptr_to_off(mp, be32_to_cpu(blp[ent].address))); /* * Mark the data entry's space free. */ needlog = needscan = 0; xfs_dir2_data_make_free(tp, bp, (xfs_dir2_data_aoff_t)((char *)dep - (char *)block), - XFS_DIR2_DATA_ENTSIZE(dep->namelen), &needlog, &needscan); + xfs_dir2_data_entsize(dep->namelen), &needlog, &needscan); /* * Fix up the block tail. */ - INT_MOD(btp->stale, ARCH_CONVERT, +1); + be32_add_cpu(&btp->stale, 1); xfs_dir2_block_log_tail(tp, bp); /* * Remove the leaf entry by marking it stale. */ - INT_SET(blp[ent].address, ARCH_CONVERT, XFS_DIR2_NULL_DATAPTR); + blp[ent].address = cpu_to_be32(XFS_DIR2_NULL_DATAPTR); xfs_dir2_block_log_leaf(tp, bp, ent, ent); /* * Fix up bestfree, log the header if necessary. */ if (needscan) - xfs_dir2_data_freescan(mp, (xfs_dir2_data_t *)block, &needlog, - NULL); + xfs_dir2_data_freescan(mp, (xfs_dir2_data_t *)block, &needlog); if (needlog) xfs_dir2_data_log_header(tp, bp); xfs_dir2_data_check(dp, bp); @@ -836,18 +838,18 @@ xfs_dir2_block_replace( dp = args->dp; mp = dp->i_mount; block = bp->data; - btp = XFS_DIR2_BLOCK_TAIL_P(mp, block); - blp = XFS_DIR2_BLOCK_LEAF_P(btp); + btp = xfs_dir2_block_tail_p(mp, block); + blp = xfs_dir2_block_leaf_p(btp); /* * Point to the data entry we need to change. */ dep = (xfs_dir2_data_entry_t *) - ((char *)block + XFS_DIR2_DATAPTR_TO_OFF(mp, INT_GET(blp[ent].address, ARCH_CONVERT))); - ASSERT(INT_GET(dep->inumber, ARCH_CONVERT) != args->inumber); + ((char *)block + xfs_dir2_dataptr_to_off(mp, be32_to_cpu(blp[ent].address))); + ASSERT(be64_to_cpu(dep->inumber) != args->inumber); /* * Change the inode number to the new value. */ - INT_SET(dep->inumber, ARCH_CONVERT, args->inumber); + dep->inumber = cpu_to_be64(args->inumber); xfs_dir2_data_log_entry(args->trans, bp, dep); xfs_dir2_data_check(dp, bp); xfs_da_buf_done(bp); @@ -867,8 +869,8 @@ xfs_dir2_block_sort( la = a; lb = b; - return INT_GET(la->hashval, ARCH_CONVERT) < INT_GET(lb->hashval, ARCH_CONVERT) ? -1 : - (INT_GET(la->hashval, ARCH_CONVERT) > INT_GET(lb->hashval, ARCH_CONVERT) ? 1 : 0); + return be32_to_cpu(la->hashval) < be32_to_cpu(lb->hashval) ? -1 : + (be32_to_cpu(la->hashval) > be32_to_cpu(lb->hashval) ? 1 : 0); } /* @@ -895,7 +897,7 @@ xfs_dir2_leaf_to_block( int needscan; /* need to scan for bestfree */ xfs_dir2_sf_hdr_t sfh; /* shortform header */ int size; /* bytes used */ - xfs_dir2_data_off_t *tagp; /* end of entry (tag) */ + __be16 *tagp; /* end of entry (tag) */ int to; /* block/leaf to index */ xfs_trans_t *tp; /* transaction pointer */ @@ -904,8 +906,8 @@ xfs_dir2_leaf_to_block( tp = args->trans; mp = dp->i_mount; leaf = lbp->data; - ASSERT(INT_GET(leaf->hdr.info.magic, ARCH_CONVERT) == XFS_DIR2_LEAF1_MAGIC); - ltp = XFS_DIR2_LEAF_TAIL_P(mp, leaf); + ASSERT(be16_to_cpu(leaf->hdr.info.magic) == XFS_DIR2_LEAF1_MAGIC); + ltp = xfs_dir2_leaf_tail_p(mp, leaf); /* * If there are data blocks other than the first one, take this * opportunity to remove trailing empty data blocks that may have @@ -913,7 +915,7 @@ xfs_dir2_leaf_to_block( * These will show up in the leaf bests table. */ while (dp->i_d.di_size > mp->m_dirblksize) { - bestsp = XFS_DIR2_LEAF_BESTS_P(ltp); + bestsp = xfs_dir2_leaf_bests_p(ltp); if (be16_to_cpu(bestsp[be32_to_cpu(ltp->bestcount) - 1]) == mp->m_dirblksize - (uint)sizeof(block->hdr)) { if ((error = @@ -939,12 +941,12 @@ xfs_dir2_leaf_to_block( * Size of the "leaf" area in the block. */ size = (uint)sizeof(block->tail) + - (uint)sizeof(*lep) * (INT_GET(leaf->hdr.count, ARCH_CONVERT) - INT_GET(leaf->hdr.stale, ARCH_CONVERT)); + (uint)sizeof(*lep) * (be16_to_cpu(leaf->hdr.count) - be16_to_cpu(leaf->hdr.stale)); /* * Look at the last data entry. */ - tagp = (xfs_dir2_data_off_t *)((char *)block + mp->m_dirblksize) - 1; - dup = (xfs_dir2_data_unused_t *)((char *)block + INT_GET(*tagp, ARCH_CONVERT)); + tagp = (__be16 *)((char *)block + mp->m_dirblksize) - 1; + dup = (xfs_dir2_data_unused_t *)((char *)block + be16_to_cpu(*tagp)); /* * If it's not free or is too short we can't do it. */ @@ -967,27 +969,26 @@ xfs_dir2_leaf_to_block( /* * Initialize the block tail. */ - btp = XFS_DIR2_BLOCK_TAIL_P(mp, block); - INT_SET(btp->count, ARCH_CONVERT, INT_GET(leaf->hdr.count, ARCH_CONVERT) - INT_GET(leaf->hdr.stale, ARCH_CONVERT)); + btp = xfs_dir2_block_tail_p(mp, block); + btp->count = cpu_to_be32(be16_to_cpu(leaf->hdr.count) - be16_to_cpu(leaf->hdr.stale)); btp->stale = 0; xfs_dir2_block_log_tail(tp, dbp); /* * Initialize the block leaf area. We compact out stale entries. */ - lep = XFS_DIR2_BLOCK_LEAF_P(btp); - for (from = to = 0; from < INT_GET(leaf->hdr.count, ARCH_CONVERT); from++) { - if (INT_GET(leaf->ents[from].address, ARCH_CONVERT) == XFS_DIR2_NULL_DATAPTR) + lep = xfs_dir2_block_leaf_p(btp); + for (from = to = 0; from < be16_to_cpu(leaf->hdr.count); from++) { + if (be32_to_cpu(leaf->ents[from].address) == XFS_DIR2_NULL_DATAPTR) continue; lep[to++] = leaf->ents[from]; } - ASSERT(to == INT_GET(btp->count, ARCH_CONVERT)); - xfs_dir2_block_log_leaf(tp, dbp, 0, INT_GET(btp->count, ARCH_CONVERT) - 1); + ASSERT(to == be32_to_cpu(btp->count)); + xfs_dir2_block_log_leaf(tp, dbp, 0, be32_to_cpu(btp->count) - 1); /* * Scan the bestfree if we need it and log the data block header. */ if (needscan) - xfs_dir2_data_freescan(mp, (xfs_dir2_data_t *)block, &needlog, - NULL); + xfs_dir2_data_freescan(mp, (xfs_dir2_data_t *)block, &needlog); if (needlog) xfs_dir2_data_log_header(tp, dbp); /* @@ -1043,8 +1044,9 @@ xfs_dir2_sf_to_block( int offset; /* target block offset */ xfs_dir2_sf_entry_t *sfep; /* sf entry pointer */ xfs_dir2_sf_t *sfp; /* shortform structure */ - xfs_dir2_data_off_t *tagp; /* end of data entry */ + __be16 *tagp; /* end of data entry */ xfs_trans_t *tp; /* transaction pointer */ + struct xfs_name name; xfs_dir2_trace_args("sf_to_block", args); dp = args->dp; @@ -1061,7 +1063,7 @@ xfs_dir2_sf_to_block( ASSERT(dp->i_df.if_bytes == dp->i_d.di_size); ASSERT(dp->i_df.if_u1.if_data != NULL); sfp = (xfs_dir2_sf_t *)dp->i_df.if_u1.if_data; - ASSERT(dp->i_d.di_size >= XFS_DIR2_SF_HDR_SIZE(sfp->hdr.i8count)); + ASSERT(dp->i_d.di_size >= xfs_dir2_sf_hdr_size(sfp->hdr.i8count)); /* * Copy the directory into the stack buffer. * Then pitch the incore inode data so we can make extents. @@ -1083,7 +1085,7 @@ xfs_dir2_sf_to_block( */ error = xfs_dir2_grow_inode(args, XFS_DIR2_DATA_SPACE, &blkno); if (error) { - kmem_free(buf, buf_len); + kmem_free(buf); return error; } /* @@ -1091,7 +1093,7 @@ xfs_dir2_sf_to_block( */ error = xfs_dir2_data_init(args, blkno, &bp); if (error) { - kmem_free(buf, buf_len); + kmem_free(buf); return error; } block = bp->data; @@ -1100,7 +1102,7 @@ xfs_dir2_sf_to_block( * Compute size of block "tail" area. */ i = (uint)sizeof(*btp) + - (INT_GET(sfp->hdr.count, ARCH_CONVERT) + 2) * (uint)sizeof(xfs_dir2_leaf_entry_t); + (sfp->hdr.count + 2) * (uint)sizeof(xfs_dir2_leaf_entry_t); /* * The whole thing is initialized to free by the init routine. * Say we're using the leaf and tail area. @@ -1113,10 +1115,10 @@ xfs_dir2_sf_to_block( /* * Fill in the tail. */ - btp = XFS_DIR2_BLOCK_TAIL_P(mp, block); - INT_SET(btp->count, ARCH_CONVERT, INT_GET(sfp->hdr.count, ARCH_CONVERT) + 2); /* ., .. */ + btp = xfs_dir2_block_tail_p(mp, block); + btp->count = cpu_to_be32(sfp->hdr.count + 2); /* ., .. */ btp->stale = 0; - blp = XFS_DIR2_BLOCK_LEAF_P(btp); + blp = xfs_dir2_block_leaf_p(btp); endoffset = (uint)((char *)blp - (char *)block); /* * Remove the freespace, we'll manage it. @@ -1129,35 +1131,37 @@ xfs_dir2_sf_to_block( */ dep = (xfs_dir2_data_entry_t *) ((char *)block + XFS_DIR2_DATA_DOT_OFFSET); - INT_SET(dep->inumber, ARCH_CONVERT, dp->i_ino); + dep->inumber = cpu_to_be64(dp->i_ino); dep->namelen = 1; dep->name[0] = '.'; - tagp = XFS_DIR2_DATA_ENTRY_TAG_P(dep); - INT_SET(*tagp, ARCH_CONVERT, (xfs_dir2_data_off_t)((char *)dep - (char *)block)); + tagp = xfs_dir2_data_entry_tag_p(dep); + *tagp = cpu_to_be16((char *)dep - (char *)block); xfs_dir2_data_log_entry(tp, bp, dep); - INT_SET(blp[0].hashval, ARCH_CONVERT, xfs_dir_hash_dot); - INT_SET(blp[0].address, ARCH_CONVERT, XFS_DIR2_BYTE_TO_DATAPTR(mp, (char *)dep - (char *)block)); + blp[0].hashval = cpu_to_be32(xfs_dir_hash_dot); + blp[0].address = cpu_to_be32(xfs_dir2_byte_to_dataptr(mp, + (char *)dep - (char *)block)); /* * Create entry for .. */ dep = (xfs_dir2_data_entry_t *) ((char *)block + XFS_DIR2_DATA_DOTDOT_OFFSET); - INT_SET(dep->inumber, ARCH_CONVERT, XFS_DIR2_SF_GET_INUMBER(sfp, &sfp->hdr.parent)); + dep->inumber = cpu_to_be64(xfs_dir2_sf_get_inumber(sfp, &sfp->hdr.parent)); dep->namelen = 2; dep->name[0] = dep->name[1] = '.'; - tagp = XFS_DIR2_DATA_ENTRY_TAG_P(dep); - INT_SET(*tagp, ARCH_CONVERT, (xfs_dir2_data_off_t)((char *)dep - (char *)block)); + tagp = xfs_dir2_data_entry_tag_p(dep); + *tagp = cpu_to_be16((char *)dep - (char *)block); xfs_dir2_data_log_entry(tp, bp, dep); - INT_SET(blp[1].hashval, ARCH_CONVERT, xfs_dir_hash_dotdot); - INT_SET(blp[1].address, ARCH_CONVERT, XFS_DIR2_BYTE_TO_DATAPTR(mp, (char *)dep - (char *)block)); + blp[1].hashval = cpu_to_be32(xfs_dir_hash_dotdot); + blp[1].address = cpu_to_be32(xfs_dir2_byte_to_dataptr(mp, + (char *)dep - (char *)block)); offset = XFS_DIR2_DATA_FIRST_OFFSET; /* * Loop over existing entries, stuff them in. */ - if ((i = 0) == INT_GET(sfp->hdr.count, ARCH_CONVERT)) + if ((i = 0) == sfp->hdr.count) sfep = NULL; else - sfep = XFS_DIR2_SF_FIRSTENTRY(sfp); + sfep = xfs_dir2_sf_firstentry(sfp); /* * Need to preserve the existing offset values in the sf directory. * Insert holes (unused entries) where necessary. @@ -1169,7 +1173,7 @@ xfs_dir2_sf_to_block( if (sfep == NULL) newoffset = endoffset; else - newoffset = XFS_DIR2_SF_GET_OFFSET(sfep); + newoffset = xfs_dir2_sf_get_offset(sfep); /* * There should be a hole here, make one. */ @@ -1178,8 +1182,7 @@ xfs_dir2_sf_to_block( ((char *)block + offset); dup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG); dup->length = cpu_to_be16(newoffset - offset); - INT_SET(*XFS_DIR2_DATA_UNUSED_TAG_P(dup), ARCH_CONVERT, - (xfs_dir2_data_off_t) + *xfs_dir2_data_unused_tag_p(dup) = cpu_to_be16( ((char *)dup - (char *)block)); xfs_dir2_data_log_unused(tp, bp, dup); (void)xfs_dir2_data_freeinsert((xfs_dir2_data_t *)block, @@ -1191,34 +1194,37 @@ xfs_dir2_sf_to_block( * Copy a real entry. */ dep = (xfs_dir2_data_entry_t *)((char *)block + newoffset); - INT_SET(dep->inumber, ARCH_CONVERT, XFS_DIR2_SF_GET_INUMBER(sfp, - XFS_DIR2_SF_INUMBERP(sfep))); + dep->inumber = cpu_to_be64(xfs_dir2_sf_get_inumber(sfp, + xfs_dir2_sf_inumberp(sfep))); dep->namelen = sfep->namelen; memcpy(dep->name, sfep->name, dep->namelen); - tagp = XFS_DIR2_DATA_ENTRY_TAG_P(dep); - INT_SET(*tagp, ARCH_CONVERT, (xfs_dir2_data_off_t)((char *)dep - (char *)block)); + tagp = xfs_dir2_data_entry_tag_p(dep); + *tagp = cpu_to_be16((char *)dep - (char *)block); xfs_dir2_data_log_entry(tp, bp, dep); - INT_SET(blp[2 + i].hashval, ARCH_CONVERT, xfs_da_hashname((char *)sfep->name, sfep->namelen)); - INT_SET(blp[2 + i].address, ARCH_CONVERT, XFS_DIR2_BYTE_TO_DATAPTR(mp, + name.name = sfep->name; + name.len = sfep->namelen; + blp[2 + i].hashval = cpu_to_be32(mp->m_dirnameops-> + hashname(&name)); + blp[2 + i].address = cpu_to_be32(xfs_dir2_byte_to_dataptr(mp, (char *)dep - (char *)block)); offset = (int)((char *)(tagp + 1) - (char *)block); - if (++i == INT_GET(sfp->hdr.count, ARCH_CONVERT)) + if (++i == sfp->hdr.count) sfep = NULL; else - sfep = XFS_DIR2_SF_NEXTENTRY(sfp, sfep); + sfep = xfs_dir2_sf_nextentry(sfp, sfep); } /* Done with the temporary buffer */ - kmem_free(buf, buf_len); + kmem_free(buf); /* * Sort the leaf entries by hash value. */ - xfs_sort(blp, INT_GET(btp->count, ARCH_CONVERT), sizeof(*blp), xfs_dir2_block_sort); + xfs_sort(blp, be32_to_cpu(btp->count), sizeof(*blp), xfs_dir2_block_sort); /* * Log the leaf entry area and tail. * Already logged the header in data_init, ignore needlog. */ ASSERT(needscan == 0); - xfs_dir2_block_log_leaf(tp, bp, 0, INT_GET(btp->count, ARCH_CONVERT) - 1); + xfs_dir2_block_log_leaf(tp, bp, 0, be32_to_cpu(btp->count) - 1); xfs_dir2_block_log_tail(tp, bp); xfs_dir2_data_check(dp, bp); xfs_da_buf_done(bp);