X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=fs%2Fxfs%2Fxfs_da_btree.c;h=8988b9051175f98e14bb96eaa0d49630a5e473fe;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=396556102f0d58013386408956798ebcba00f936;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c index 396556102..8988b9051 100644 --- a/fs/xfs/xfs_da_btree.c +++ b/fs/xfs/xfs_da_btree.c @@ -1,41 +1,26 @@ /* - * Copyright (c) 2000-2003 Silicon Graphics, Inc. All Rights Reserved. + * Copyright (c) 2000-2005 Silicon Graphics, Inc. + * All Rights Reserved. * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation. * - * This program is distributed in the hope that it would be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * This program is distributed in the hope that it would be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. * - * Further, this software is distributed without any warranty that it is - * free of the rightful claim of any third person regarding infringement - * or the like. Any license provided herein, whether implied or - * otherwise, applies only to this software file. Patent licenses, if - * any, provided herein do not apply to combinations of this program with - * other software, or any other product whatsoever. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write the Free Software Foundation, Inc., 59 - * Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, - * Mountain View, CA 94043, or: - * - * http://www.sgi.com - * - * For further information regarding this notice, see: - * - * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ + * You should have received a copy of the GNU General Public License + * along with this program; if not, write the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ - #include "xfs.h" - -#include "xfs_macros.h" +#include "xfs_fs.h" #include "xfs_types.h" -#include "xfs_inum.h" +#include "xfs_bit.h" #include "xfs_log.h" +#include "xfs_inum.h" #include "xfs_trans.h" #include "xfs_sb.h" #include "xfs_ag.h" @@ -43,19 +28,19 @@ #include "xfs_dir2.h" #include "xfs_dmapi.h" #include "xfs_mount.h" -#include "xfs_alloc_btree.h" +#include "xfs_da_btree.h" #include "xfs_bmap_btree.h" +#include "xfs_alloc_btree.h" #include "xfs_ialloc_btree.h" -#include "xfs_alloc.h" -#include "xfs_btree.h" -#include "xfs_attr_sf.h" #include "xfs_dir_sf.h" #include "xfs_dir2_sf.h" +#include "xfs_attr_sf.h" #include "xfs_dinode.h" -#include "xfs_inode_item.h" #include "xfs_inode.h" +#include "xfs_inode_item.h" +#include "xfs_alloc.h" +#include "xfs_btree.h" #include "xfs_bmap.h" -#include "xfs_da_btree.h" #include "xfs_attr.h" #include "xfs_attr_leaf.h" #include "xfs_dir_leaf.h" @@ -64,7 +49,6 @@ #include "xfs_dir2_block.h" #include "xfs_dir2_node.h" #include "xfs_error.h" -#include "xfs_bit.h" /* * xfs_da_btree.c @@ -113,7 +97,10 @@ STATIC void xfs_da_node_unbalance(xfs_da_state_t *state, STATIC uint xfs_da_node_lasthash(xfs_dabuf_t *bp, int *count); STATIC int xfs_da_node_order(xfs_dabuf_t *node1_bp, xfs_dabuf_t *node2_bp); STATIC xfs_dabuf_t *xfs_da_buf_make(int nbuf, xfs_buf_t **bps, inst_t *ra); - +STATIC int xfs_da_blk_unlink(xfs_da_state_t *state, + xfs_da_state_blk_t *drop_blk, + xfs_da_state_blk_t *save_blk); +STATIC void xfs_da_state_kill_altpath(xfs_da_state_t *state); /*======================================================================== * Routines used for growing the Btree. @@ -137,12 +124,12 @@ xfs_da_node_create(xfs_da_args_t *args, xfs_dablk_t blkno, int level, return(error); ASSERT(bp != NULL); node = bp->data; - INT_ZERO(node->hdr.info.forw, ARCH_CONVERT); - INT_ZERO(node->hdr.info.back, ARCH_CONVERT); - INT_SET(node->hdr.info.magic, ARCH_CONVERT, XFS_DA_NODE_MAGIC); - INT_ZERO(node->hdr.info.pad, ARCH_CONVERT); - INT_ZERO(node->hdr.count, ARCH_CONVERT); - INT_SET(node->hdr.level, ARCH_CONVERT, level); + node->hdr.info.forw = 0; + node->hdr.info.back = 0; + node->hdr.info.magic = cpu_to_be16(XFS_DA_NODE_MAGIC); + node->hdr.info.pad = 0; + node->hdr.count = 0; + node->hdr.level = cpu_to_be16(level); xfs_da_log_buf(tp, bp, XFS_DA_LOGRANGE(node, &node->hdr, sizeof(node->hdr))); @@ -187,9 +174,6 @@ xfs_da_split(xfs_da_state_t *state) */ switch (oldblk->magic) { case XFS_ATTR_LEAF_MAGIC: -#ifndef __KERNEL__ - return(ENOTTY); -#else error = xfs_attr_leaf_split(state, oldblk, newblk); if ((error != 0) && (error != ENOSPC)) { return(error); /* GROT: attr is inconsistent */ @@ -215,7 +199,6 @@ xfs_da_split(xfs_da_state_t *state) return(error); /* GROT: attr inconsistent */ addblk = newblk; break; -#endif case XFS_DIR_LEAF_MAGIC: ASSERT(XFS_DIR_IS_V1(state->mp)); error = xfs_dir_leaf_split(state, oldblk, newblk); @@ -306,29 +289,29 @@ xfs_da_split(xfs_da_state_t *state) */ node = oldblk->bp->data; - if (!INT_ISZERO(node->hdr.info.forw, ARCH_CONVERT)) { - if (INT_GET(node->hdr.info.forw, ARCH_CONVERT) == addblk->blkno) { + if (node->hdr.info.forw) { + if (be32_to_cpu(node->hdr.info.forw) == addblk->blkno) { bp = addblk->bp; } else { ASSERT(state->extravalid); bp = state->extrablk.bp; } node = bp->data; - INT_SET(node->hdr.info.back, ARCH_CONVERT, oldblk->blkno); + node->hdr.info.back = cpu_to_be32(oldblk->blkno); xfs_da_log_buf(state->args->trans, bp, XFS_DA_LOGRANGE(node, &node->hdr.info, sizeof(node->hdr.info))); } node = oldblk->bp->data; - if (INT_GET(node->hdr.info.back, ARCH_CONVERT)) { - if (INT_GET(node->hdr.info.back, ARCH_CONVERT) == addblk->blkno) { + if (node->hdr.info.back) { + if (be32_to_cpu(node->hdr.info.back) == addblk->blkno) { bp = addblk->bp; } else { ASSERT(state->extravalid); bp = state->extrablk.bp; } node = bp->data; - INT_SET(node->hdr.info.forw, ARCH_CONVERT, oldblk->blkno); + node->hdr.info.forw = cpu_to_be32(oldblk->blkno); xfs_da_log_buf(state->args->trans, bp, XFS_DA_LOGRANGE(node, &node->hdr.info, sizeof(node->hdr.info))); @@ -376,14 +359,14 @@ xfs_da_root_split(xfs_da_state_t *state, xfs_da_state_blk_t *blk1, ASSERT(bp != NULL); node = bp->data; oldroot = blk1->bp->data; - if (INT_GET(oldroot->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC) { - size = (int)((char *)&oldroot->btree[INT_GET(oldroot->hdr.count, ARCH_CONVERT)] - + if (be16_to_cpu(oldroot->hdr.info.magic) == XFS_DA_NODE_MAGIC) { + size = (int)((char *)&oldroot->btree[be16_to_cpu(oldroot->hdr.count)] - (char *)oldroot); } else { ASSERT(XFS_DIR_IS_V2(mp)); - ASSERT(INT_GET(oldroot->hdr.info.magic, ARCH_CONVERT) == XFS_DIR2_LEAFN_MAGIC); + ASSERT(be16_to_cpu(oldroot->hdr.info.magic) == XFS_DIR2_LEAFN_MAGIC); leaf = (xfs_dir2_leaf_t *)oldroot; - size = (int)((char *)&leaf->ents[INT_GET(leaf->hdr.count, ARCH_CONVERT)] - + size = (int)((char *)&leaf->ents[be16_to_cpu(leaf->hdr.count)] - (char *)leaf); } memcpy(node, oldroot, size); @@ -398,18 +381,18 @@ xfs_da_root_split(xfs_da_state_t *state, xfs_da_state_blk_t *blk1, error = xfs_da_node_create(args, args->whichfork == XFS_DATA_FORK && XFS_DIR_IS_V2(mp) ? mp->m_dirleafblk : 0, - INT_GET(node->hdr.level, ARCH_CONVERT) + 1, &bp, args->whichfork); + be16_to_cpu(node->hdr.level) + 1, &bp, args->whichfork); if (error) return(error); node = bp->data; - INT_SET(node->btree[0].hashval, ARCH_CONVERT, blk1->hashval); - INT_SET(node->btree[0].before, ARCH_CONVERT, blk1->blkno); - INT_SET(node->btree[1].hashval, ARCH_CONVERT, blk2->hashval); - INT_SET(node->btree[1].before, ARCH_CONVERT, blk2->blkno); - INT_SET(node->hdr.count, ARCH_CONVERT, 2); + node->btree[0].hashval = cpu_to_be32(blk1->hashval); + node->btree[0].before = cpu_to_be32(blk1->blkno); + node->btree[1].hashval = cpu_to_be32(blk2->hashval); + node->btree[1].before = cpu_to_be32(blk2->blkno); + node->hdr.count = cpu_to_be16(2); #ifdef DEBUG - if (INT_GET(oldroot->hdr.info.magic, ARCH_CONVERT) == XFS_DIR2_LEAFN_MAGIC) { + if (be16_to_cpu(oldroot->hdr.info.magic) == XFS_DIR2_LEAFN_MAGIC) { ASSERT(blk1->blkno >= mp->m_dirleafblk && blk1->blkno < mp->m_dirfreeblk); ASSERT(blk2->blkno >= mp->m_dirleafblk && @@ -441,17 +424,18 @@ xfs_da_node_split(xfs_da_state_t *state, xfs_da_state_blk_t *oldblk, int useextra; node = oldblk->bp->data; - ASSERT(INT_GET(node->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); + ASSERT(be16_to_cpu(node->hdr.info.magic) == XFS_DA_NODE_MAGIC); /* * With V2 the extra block is data or freespace. */ - useextra = state->extravalid && XFS_DIR_IS_V1(state->mp); + useextra = state->extravalid && (XFS_DIR_IS_V1(state->mp) || + state->args->whichfork == XFS_ATTR_FORK); newcount = 1 + useextra; /* * Do we have to split the node? */ - if ((INT_GET(node->hdr.count, ARCH_CONVERT) + newcount) > state->node_ents) { + if ((be16_to_cpu(node->hdr.count) + newcount) > state->node_ents) { /* * Allocate a new node, add to the doubly linked chain of * nodes, then move some of our excess entries into it. @@ -488,7 +472,7 @@ xfs_da_node_split(xfs_da_state_t *state, xfs_da_state_blk_t *oldblk, * If we had double-split op below us, then add the extra block too. */ node = oldblk->bp->data; - if (oldblk->index <= INT_GET(node->hdr.count, ARCH_CONVERT)) { + if (oldblk->index <= be16_to_cpu(node->hdr.count)) { oldblk->index++; xfs_da_node_add(state, oldblk, addblk); if (useextra) { @@ -532,17 +516,17 @@ xfs_da_node_rebalance(xfs_da_state_t *state, xfs_da_state_blk_t *blk1, * Figure out how many entries need to move, and in which direction. * Swap the nodes around if that makes it simpler. */ - if ((INT_GET(node1->hdr.count, ARCH_CONVERT) > 0) && (INT_GET(node2->hdr.count, ARCH_CONVERT) > 0) && - ((INT_GET(node2->btree[ 0 ].hashval, ARCH_CONVERT) < INT_GET(node1->btree[ 0 ].hashval, ARCH_CONVERT)) || - (INT_GET(node2->btree[ INT_GET(node2->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT) < - INT_GET(node1->btree[ INT_GET(node1->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT)))) { + if ((be16_to_cpu(node1->hdr.count) > 0) && (be16_to_cpu(node2->hdr.count) > 0) && + ((be32_to_cpu(node2->btree[0].hashval) < be32_to_cpu(node1->btree[0].hashval)) || + (be32_to_cpu(node2->btree[be16_to_cpu(node2->hdr.count)-1].hashval) < + be32_to_cpu(node1->btree[be16_to_cpu(node1->hdr.count)-1].hashval)))) { tmpnode = node1; node1 = node2; node2 = tmpnode; } - ASSERT(INT_GET(node1->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); - ASSERT(INT_GET(node2->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); - count = (INT_GET(node1->hdr.count, ARCH_CONVERT) - INT_GET(node2->hdr.count, ARCH_CONVERT)) / 2; + ASSERT(be16_to_cpu(node1->hdr.info.magic) == XFS_DA_NODE_MAGIC); + ASSERT(be16_to_cpu(node2->hdr.info.magic) == XFS_DA_NODE_MAGIC); + count = (be16_to_cpu(node1->hdr.count) - be16_to_cpu(node2->hdr.count)) / 2; if (count == 0) return; tp = state->args->trans; @@ -553,7 +537,7 @@ xfs_da_node_rebalance(xfs_da_state_t *state, xfs_da_state_blk_t *blk1, /* * Move elements in node2 up to make a hole. */ - if ((tmp = INT_GET(node2->hdr.count, ARCH_CONVERT)) > 0) { + if ((tmp = be16_to_cpu(node2->hdr.count)) > 0) { tmp *= (uint)sizeof(xfs_da_node_entry_t); btree_s = &node2->btree[0]; btree_d = &node2->btree[count]; @@ -564,13 +548,12 @@ xfs_da_node_rebalance(xfs_da_state_t *state, xfs_da_state_blk_t *blk1, * Move the req'd B-tree elements from high in node1 to * low in node2. */ - INT_MOD(node2->hdr.count, ARCH_CONVERT, count); + be16_add(&node2->hdr.count, count); tmp = count * (uint)sizeof(xfs_da_node_entry_t); - btree_s = &node1->btree[INT_GET(node1->hdr.count, ARCH_CONVERT) - count]; + btree_s = &node1->btree[be16_to_cpu(node1->hdr.count) - count]; btree_d = &node2->btree[0]; memcpy(btree_d, btree_s, tmp); - INT_MOD(node1->hdr.count, ARCH_CONVERT, -(count)); - + be16_add(&node1->hdr.count, -count); } else { /* * Move the req'd B-tree elements from low in node2 to @@ -579,21 +562,21 @@ xfs_da_node_rebalance(xfs_da_state_t *state, xfs_da_state_blk_t *blk1, count = -count; tmp = count * (uint)sizeof(xfs_da_node_entry_t); btree_s = &node2->btree[0]; - btree_d = &node1->btree[INT_GET(node1->hdr.count, ARCH_CONVERT)]; + btree_d = &node1->btree[be16_to_cpu(node1->hdr.count)]; memcpy(btree_d, btree_s, tmp); - INT_MOD(node1->hdr.count, ARCH_CONVERT, count); + be16_add(&node1->hdr.count, count); xfs_da_log_buf(tp, blk1->bp, XFS_DA_LOGRANGE(node1, btree_d, tmp)); /* * Move elements in node2 down to fill the hole. */ - tmp = INT_GET(node2->hdr.count, ARCH_CONVERT) - count; + tmp = be16_to_cpu(node2->hdr.count) - count; tmp *= (uint)sizeof(xfs_da_node_entry_t); btree_s = &node2->btree[count]; btree_d = &node2->btree[0]; memmove(btree_d, btree_s, tmp); - INT_MOD(node2->hdr.count, ARCH_CONVERT, -(count)); + be16_add(&node2->hdr.count, -count); } /* @@ -604,7 +587,7 @@ xfs_da_node_rebalance(xfs_da_state_t *state, xfs_da_state_blk_t *blk1, xfs_da_log_buf(tp, blk2->bp, XFS_DA_LOGRANGE(node2, &node2->hdr, sizeof(node2->hdr) + - sizeof(node2->btree[0]) * INT_GET(node2->hdr.count, ARCH_CONVERT))); + sizeof(node2->btree[0]) * be16_to_cpu(node2->hdr.count))); /* * Record the last hashval from each block for upward propagation. @@ -612,15 +595,15 @@ xfs_da_node_rebalance(xfs_da_state_t *state, xfs_da_state_blk_t *blk1, */ node1 = blk1->bp->data; node2 = blk2->bp->data; - blk1->hashval = INT_GET(node1->btree[ INT_GET(node1->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT); - blk2->hashval = INT_GET(node2->btree[ INT_GET(node2->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT); + blk1->hashval = be32_to_cpu(node1->btree[be16_to_cpu(node1->hdr.count)-1].hashval); + blk2->hashval = be32_to_cpu(node2->btree[be16_to_cpu(node2->hdr.count)-1].hashval); /* * Adjust the expected index for insertion. */ - if (blk1->index >= INT_GET(node1->hdr.count, ARCH_CONVERT)) { - blk2->index = blk1->index - INT_GET(node1->hdr.count, ARCH_CONVERT); - blk1->index = INT_GET(node1->hdr.count, ARCH_CONVERT) + 1; /* make it invalid */ + if (blk1->index >= be16_to_cpu(node1->hdr.count)) { + blk2->index = blk1->index - be16_to_cpu(node1->hdr.count); + blk1->index = be16_to_cpu(node1->hdr.count) + 1; /* make it invalid */ } } @@ -638,8 +621,8 @@ xfs_da_node_add(xfs_da_state_t *state, xfs_da_state_blk_t *oldblk, node = oldblk->bp->data; mp = state->mp; - ASSERT(INT_GET(node->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); - ASSERT((oldblk->index >= 0) && (oldblk->index <= INT_GET(node->hdr.count, ARCH_CONVERT))); + ASSERT(be16_to_cpu(node->hdr.info.magic) == XFS_DA_NODE_MAGIC); + ASSERT((oldblk->index >= 0) && (oldblk->index <= be16_to_cpu(node->hdr.count))); ASSERT(newblk->blkno != 0); if (state->args->whichfork == XFS_DATA_FORK && XFS_DIR_IS_V2(mp)) ASSERT(newblk->blkno >= mp->m_dirleafblk && @@ -650,22 +633,22 @@ xfs_da_node_add(xfs_da_state_t *state, xfs_da_state_blk_t *oldblk, */ tmp = 0; btree = &node->btree[ oldblk->index ]; - if (oldblk->index < INT_GET(node->hdr.count, ARCH_CONVERT)) { - tmp = (INT_GET(node->hdr.count, ARCH_CONVERT) - oldblk->index) * (uint)sizeof(*btree); + if (oldblk->index < be16_to_cpu(node->hdr.count)) { + tmp = (be16_to_cpu(node->hdr.count) - oldblk->index) * (uint)sizeof(*btree); memmove(btree + 1, btree, tmp); } - INT_SET(btree->hashval, ARCH_CONVERT, newblk->hashval); - INT_SET(btree->before, ARCH_CONVERT, newblk->blkno); + btree->hashval = cpu_to_be32(newblk->hashval); + btree->before = cpu_to_be32(newblk->blkno); xfs_da_log_buf(state->args->trans, oldblk->bp, XFS_DA_LOGRANGE(node, btree, tmp + sizeof(*btree))); - INT_MOD(node->hdr.count, ARCH_CONVERT, +1); + be16_add(&node->hdr.count, 1); xfs_da_log_buf(state->args->trans, oldblk->bp, XFS_DA_LOGRANGE(node, &node->hdr, sizeof(node->hdr))); /* * Copy the last hash value from the oldblk to propagate upwards. */ - oldblk->hashval = INT_GET(node->btree[ INT_GET(node->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT); + oldblk->hashval = be32_to_cpu(node->btree[be16_to_cpu(node->hdr.count)-1 ].hashval); } /*======================================================================== @@ -703,18 +686,12 @@ xfs_da_join(xfs_da_state_t *state) */ switch (drop_blk->magic) { case XFS_ATTR_LEAF_MAGIC: -#ifndef __KERNEL__ - error = ENOTTY; -#else error = xfs_attr_leaf_toosmall(state, &action); -#endif if (error) return(error); if (action == 0) return(0); -#ifdef __KERNEL__ xfs_attr_leaf_unbalance(state, drop_blk, save_blk); -#endif break; case XFS_DIR_LEAF_MAGIC: ASSERT(XFS_DIR_IS_V1(state->mp)); @@ -790,21 +767,21 @@ xfs_da_root_join(xfs_da_state_t *state, xfs_da_state_blk_t *root_blk) ASSERT(args != NULL); ASSERT(root_blk->magic == XFS_DA_NODE_MAGIC); oldroot = root_blk->bp->data; - ASSERT(INT_GET(oldroot->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); - ASSERT(INT_ISZERO(oldroot->hdr.info.forw, ARCH_CONVERT)); - ASSERT(INT_ISZERO(oldroot->hdr.info.back, ARCH_CONVERT)); + ASSERT(be16_to_cpu(oldroot->hdr.info.magic) == XFS_DA_NODE_MAGIC); + ASSERT(!oldroot->hdr.info.forw); + ASSERT(!oldroot->hdr.info.back); /* * If the root has more than one child, then don't do anything. */ - if (INT_GET(oldroot->hdr.count, ARCH_CONVERT) > 1) + if (be16_to_cpu(oldroot->hdr.count) > 1) return(0); /* * Read in the (only) child block, then copy those bytes into * the root block's buffer and free the original child block. */ - child = INT_GET(oldroot->btree[ 0 ].before, ARCH_CONVERT); + child = be32_to_cpu(oldroot->btree[0].before); ASSERT(child != 0); error = xfs_da_read_buf(args->trans, args->dp, child, -1, &bp, args->whichfork); @@ -812,14 +789,14 @@ xfs_da_root_join(xfs_da_state_t *state, xfs_da_state_blk_t *root_blk) return(error); ASSERT(bp != NULL); blkinfo = bp->data; - if (INT_GET(oldroot->hdr.level, ARCH_CONVERT) == 1) { - ASSERT(INT_GET(blkinfo->magic, ARCH_CONVERT) == XFS_DIRX_LEAF_MAGIC(state->mp) || - INT_GET(blkinfo->magic, ARCH_CONVERT) == XFS_ATTR_LEAF_MAGIC); + if (be16_to_cpu(oldroot->hdr.level) == 1) { + ASSERT(be16_to_cpu(blkinfo->magic) == XFS_DIRX_LEAF_MAGIC(state->mp) || + be16_to_cpu(blkinfo->magic) == XFS_ATTR_LEAF_MAGIC); } else { - ASSERT(INT_GET(blkinfo->magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); + ASSERT(be16_to_cpu(blkinfo->magic) == XFS_DA_NODE_MAGIC); } - ASSERT(INT_ISZERO(blkinfo->forw, ARCH_CONVERT)); - ASSERT(INT_ISZERO(blkinfo->back, ARCH_CONVERT)); + ASSERT(!blkinfo->forw); + ASSERT(!blkinfo->back); memcpy(root_blk->bp->data, bp->data, state->blocksize); xfs_da_log_buf(args->trans, root_blk->bp, 0, state->blocksize - 1); error = xfs_da_shrink_inode(args, child, bp); @@ -852,9 +829,9 @@ xfs_da_node_toosmall(xfs_da_state_t *state, int *action) */ blk = &state->path.blk[ state->path.active-1 ]; info = blk->bp->data; - ASSERT(INT_GET(info->magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); + ASSERT(be16_to_cpu(info->magic) == XFS_DA_NODE_MAGIC); node = (xfs_da_intnode_t *)info; - count = INT_GET(node->hdr.count, ARCH_CONVERT); + count = be16_to_cpu(node->hdr.count); if (count > (state->node_ents >> 1)) { *action = 0; /* blk over 50%, don't try to join */ return(0); /* blk over 50%, don't try to join */ @@ -863,7 +840,7 @@ xfs_da_node_toosmall(xfs_da_state_t *state, int *action) /* * Check for the degenerate case of the block being empty. * If the block is empty, we'll simply delete it, no need to - * coalesce it with a sibling block. We choose (aribtrarily) + * coalesce it with a sibling block. We choose (arbitrarily) * to merge with the forward block unless it is NULL. */ if (count == 0) { @@ -871,7 +848,7 @@ xfs_da_node_toosmall(xfs_da_state_t *state, int *action) * Make altpath point to the block we want to keep and * path point to the block we want to drop (this one). */ - forward = (!INT_ISZERO(info->forw, ARCH_CONVERT)); + forward = (info->forw != 0); memcpy(&state->altpath, &state->path, sizeof(state->path)); error = xfs_da_path_shift(state, &state->altpath, forward, 0, &retval); @@ -893,13 +870,12 @@ xfs_da_node_toosmall(xfs_da_state_t *state, int *action) * to shrink a directory over time. */ /* start with smaller blk num */ - forward = (INT_GET(info->forw, ARCH_CONVERT) - < INT_GET(info->back, ARCH_CONVERT)); + forward = (be32_to_cpu(info->forw) < be32_to_cpu(info->back)); for (i = 0; i < 2; forward = !forward, i++) { if (forward) - blkno = INT_GET(info->forw, ARCH_CONVERT); + blkno = be32_to_cpu(info->forw); else - blkno = INT_GET(info->back, ARCH_CONVERT); + blkno = be32_to_cpu(info->back); if (blkno == 0) continue; error = xfs_da_read_buf(state->args->trans, state->args->dp, @@ -911,10 +887,10 @@ xfs_da_node_toosmall(xfs_da_state_t *state, int *action) node = (xfs_da_intnode_t *)info; count = state->node_ents; count -= state->node_ents >> 2; - count -= INT_GET(node->hdr.count, ARCH_CONVERT); + count -= be16_to_cpu(node->hdr.count); node = bp->data; - ASSERT(INT_GET(node->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); - count -= INT_GET(node->hdr.count, ARCH_CONVERT); + ASSERT(be16_to_cpu(node->hdr.info.magic) == XFS_DA_NODE_MAGIC); + count -= be16_to_cpu(node->hdr.count); xfs_da_brelse(state->args->trans, bp); if (count >= 0) break; /* fits with at least 25% to spare */ @@ -970,13 +946,11 @@ xfs_da_fixhashpath(xfs_da_state_t *state, xfs_da_state_path_t *path) level = path->active-1; blk = &path->blk[ level ]; switch (blk->magic) { -#ifdef __KERNEL__ case XFS_ATTR_LEAF_MAGIC: lasthash = xfs_attr_leaf_lasthash(blk->bp, &count); if (count == 0) return; break; -#endif case XFS_DIR_LEAF_MAGIC: ASSERT(XFS_DIR_IS_V1(state->mp)); lasthash = xfs_dir_leaf_lasthash(blk->bp, &count); @@ -997,16 +971,16 @@ xfs_da_fixhashpath(xfs_da_state_t *state, xfs_da_state_path_t *path) } for (blk--, level--; level >= 0; blk--, level--) { node = blk->bp->data; - ASSERT(INT_GET(node->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); + ASSERT(be16_to_cpu(node->hdr.info.magic) == XFS_DA_NODE_MAGIC); btree = &node->btree[ blk->index ]; - if (INT_GET(btree->hashval, ARCH_CONVERT) == lasthash) + if (be32_to_cpu(btree->hashval) == lasthash) break; blk->hashval = lasthash; - INT_SET(btree->hashval, ARCH_CONVERT, lasthash); + btree->hashval = cpu_to_be32(lasthash); xfs_da_log_buf(state->args->trans, blk->bp, XFS_DA_LOGRANGE(node, btree, sizeof(*btree))); - lasthash = INT_GET(node->btree[ INT_GET(node->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT); + lasthash = be32_to_cpu(node->btree[be16_to_cpu(node->hdr.count)-1].hashval); } } @@ -1021,25 +995,25 @@ xfs_da_node_remove(xfs_da_state_t *state, xfs_da_state_blk_t *drop_blk) int tmp; node = drop_blk->bp->data; - ASSERT(drop_blk->index < INT_GET(node->hdr.count, ARCH_CONVERT)); + ASSERT(drop_blk->index < be16_to_cpu(node->hdr.count)); ASSERT(drop_blk->index >= 0); /* * Copy over the offending entry, or just zero it out. */ btree = &node->btree[drop_blk->index]; - if (drop_blk->index < (INT_GET(node->hdr.count, ARCH_CONVERT)-1)) { - tmp = INT_GET(node->hdr.count, ARCH_CONVERT) - drop_blk->index - 1; + if (drop_blk->index < (be16_to_cpu(node->hdr.count)-1)) { + tmp = be16_to_cpu(node->hdr.count) - drop_blk->index - 1; tmp *= (uint)sizeof(xfs_da_node_entry_t); memmove(btree, btree + 1, tmp); xfs_da_log_buf(state->args->trans, drop_blk->bp, XFS_DA_LOGRANGE(node, btree, tmp)); - btree = &node->btree[ INT_GET(node->hdr.count, ARCH_CONVERT)-1 ]; + btree = &node->btree[be16_to_cpu(node->hdr.count)-1]; } memset((char *)btree, 0, sizeof(xfs_da_node_entry_t)); xfs_da_log_buf(state->args->trans, drop_blk->bp, XFS_DA_LOGRANGE(node, btree, sizeof(*btree))); - INT_MOD(node->hdr.count, ARCH_CONVERT, -1); + be16_add(&node->hdr.count, -1); xfs_da_log_buf(state->args->trans, drop_blk->bp, XFS_DA_LOGRANGE(node, &node->hdr, sizeof(node->hdr))); @@ -1047,7 +1021,7 @@ xfs_da_node_remove(xfs_da_state_t *state, xfs_da_state_blk_t *drop_blk) * Copy the last hash value from the block to propagate upwards. */ btree--; - drop_blk->hashval = INT_GET(btree->hashval, ARCH_CONVERT); + drop_blk->hashval = be32_to_cpu(btree->hashval); } /* @@ -1065,40 +1039,40 @@ xfs_da_node_unbalance(xfs_da_state_t *state, xfs_da_state_blk_t *drop_blk, drop_node = drop_blk->bp->data; save_node = save_blk->bp->data; - ASSERT(INT_GET(drop_node->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); - ASSERT(INT_GET(save_node->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); + ASSERT(be16_to_cpu(drop_node->hdr.info.magic) == XFS_DA_NODE_MAGIC); + ASSERT(be16_to_cpu(save_node->hdr.info.magic) == XFS_DA_NODE_MAGIC); tp = state->args->trans; /* * If the dying block has lower hashvals, then move all the * elements in the remaining block up to make a hole. */ - if ((INT_GET(drop_node->btree[ 0 ].hashval, ARCH_CONVERT) < INT_GET(save_node->btree[ 0 ].hashval, ARCH_CONVERT)) || - (INT_GET(drop_node->btree[ INT_GET(drop_node->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT) < - INT_GET(save_node->btree[ INT_GET(save_node->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT))) + if ((be32_to_cpu(drop_node->btree[0].hashval) < be32_to_cpu(save_node->btree[ 0 ].hashval)) || + (be32_to_cpu(drop_node->btree[be16_to_cpu(drop_node->hdr.count)-1].hashval) < + be32_to_cpu(save_node->btree[be16_to_cpu(save_node->hdr.count)-1].hashval))) { - btree = &save_node->btree[ INT_GET(drop_node->hdr.count, ARCH_CONVERT) ]; - tmp = INT_GET(save_node->hdr.count, ARCH_CONVERT) * (uint)sizeof(xfs_da_node_entry_t); + btree = &save_node->btree[be16_to_cpu(drop_node->hdr.count)]; + tmp = be16_to_cpu(save_node->hdr.count) * (uint)sizeof(xfs_da_node_entry_t); memmove(btree, &save_node->btree[0], tmp); btree = &save_node->btree[0]; xfs_da_log_buf(tp, save_blk->bp, XFS_DA_LOGRANGE(save_node, btree, - (INT_GET(save_node->hdr.count, ARCH_CONVERT) + INT_GET(drop_node->hdr.count, ARCH_CONVERT)) * + (be16_to_cpu(save_node->hdr.count) + be16_to_cpu(drop_node->hdr.count)) * sizeof(xfs_da_node_entry_t))); } else { - btree = &save_node->btree[ INT_GET(save_node->hdr.count, ARCH_CONVERT) ]; + btree = &save_node->btree[be16_to_cpu(save_node->hdr.count)]; xfs_da_log_buf(tp, save_blk->bp, XFS_DA_LOGRANGE(save_node, btree, - INT_GET(drop_node->hdr.count, ARCH_CONVERT) * + be16_to_cpu(drop_node->hdr.count) * sizeof(xfs_da_node_entry_t))); } /* * Move all the B-tree elements from drop_blk to save_blk. */ - tmp = INT_GET(drop_node->hdr.count, ARCH_CONVERT) * (uint)sizeof(xfs_da_node_entry_t); + tmp = be16_to_cpu(drop_node->hdr.count) * (uint)sizeof(xfs_da_node_entry_t); memcpy(btree, &drop_node->btree[0], tmp); - INT_MOD(save_node->hdr.count, ARCH_CONVERT, INT_GET(drop_node->hdr.count, ARCH_CONVERT)); + be16_add(&save_node->hdr.count, be16_to_cpu(drop_node->hdr.count)); xfs_da_log_buf(tp, save_blk->bp, XFS_DA_LOGRANGE(save_node, &save_node->hdr, @@ -1107,7 +1081,7 @@ xfs_da_node_unbalance(xfs_da_state_t *state, xfs_da_state_blk_t *drop_blk, /* * Save the last hashval in the remaining block for upward propagation. */ - save_blk->hashval = INT_GET(save_node->btree[ INT_GET(save_node->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT); + save_blk->hashval = be32_to_cpu(save_node->btree[be16_to_cpu(save_node->hdr.count)-1].hashval); } /*======================================================================== @@ -1162,46 +1136,46 @@ xfs_da_node_lookup_int(xfs_da_state_t *state, int *result) return(error); } curr = blk->bp->data; - ASSERT(INT_GET(curr->magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC || - INT_GET(curr->magic, ARCH_CONVERT) == XFS_DIRX_LEAF_MAGIC(state->mp) || - INT_GET(curr->magic, ARCH_CONVERT) == XFS_ATTR_LEAF_MAGIC); + ASSERT(be16_to_cpu(curr->magic) == XFS_DA_NODE_MAGIC || + be16_to_cpu(curr->magic) == XFS_DIRX_LEAF_MAGIC(state->mp) || + be16_to_cpu(curr->magic) == XFS_ATTR_LEAF_MAGIC); /* * Search an intermediate node for a match. */ - blk->magic = INT_GET(curr->magic, ARCH_CONVERT); - if (INT_GET(curr->magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC) { + blk->magic = be16_to_cpu(curr->magic); + if (blk->magic == XFS_DA_NODE_MAGIC) { node = blk->bp->data; - blk->hashval = INT_GET(node->btree[ INT_GET(node->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT); + blk->hashval = be32_to_cpu(node->btree[be16_to_cpu(node->hdr.count)-1].hashval); /* * Binary search. (note: small blocks will skip loop) */ - max = INT_GET(node->hdr.count, ARCH_CONVERT); + max = be16_to_cpu(node->hdr.count); probe = span = max / 2; hashval = args->hashval; for (btree = &node->btree[probe]; span > 4; btree = &node->btree[probe]) { span /= 2; - if (INT_GET(btree->hashval, ARCH_CONVERT) < hashval) + if (be32_to_cpu(btree->hashval) < hashval) probe += span; - else if (INT_GET(btree->hashval, ARCH_CONVERT) > hashval) + else if (be32_to_cpu(btree->hashval) > hashval) probe -= span; else break; } ASSERT((probe >= 0) && (probe < max)); - ASSERT((span <= 4) || (INT_GET(btree->hashval, ARCH_CONVERT) == hashval)); + ASSERT((span <= 4) || (be32_to_cpu(btree->hashval) == hashval)); /* * Since we may have duplicate hashval's, find the first * matching hashval in the node. */ - while ((probe > 0) && (INT_GET(btree->hashval, ARCH_CONVERT) >= hashval)) { + while ((probe > 0) && (be32_to_cpu(btree->hashval) >= hashval)) { btree--; probe--; } - while ((probe < max) && (INT_GET(btree->hashval, ARCH_CONVERT) < hashval)) { + while ((probe < max) && (be32_to_cpu(btree->hashval) < hashval)) { btree++; probe++; } @@ -1211,23 +1185,21 @@ xfs_da_node_lookup_int(xfs_da_state_t *state, int *result) */ if (probe == max) { blk->index = max-1; - blkno = INT_GET(node->btree[ max-1 ].before, ARCH_CONVERT); + blkno = be32_to_cpu(node->btree[max-1].before); } else { blk->index = probe; - blkno = INT_GET(btree->before, ARCH_CONVERT); + blkno = be32_to_cpu(btree->before); } } -#ifdef __KERNEL__ - else if (INT_GET(curr->magic, ARCH_CONVERT) == XFS_ATTR_LEAF_MAGIC) { + else if (be16_to_cpu(curr->magic) == XFS_ATTR_LEAF_MAGIC) { blk->hashval = xfs_attr_leaf_lasthash(blk->bp, NULL); break; } -#endif - else if (INT_GET(curr->magic, ARCH_CONVERT) == XFS_DIR_LEAF_MAGIC) { + else if (be16_to_cpu(curr->magic) == XFS_DIR_LEAF_MAGIC) { blk->hashval = xfs_dir_leaf_lasthash(blk->bp, NULL); break; } - else if (INT_GET(curr->magic, ARCH_CONVERT) == XFS_DIR2_LEAFN_MAGIC) { + else if (be16_to_cpu(curr->magic) == XFS_DIR2_LEAFN_MAGIC) { blk->hashval = xfs_dir2_leafn_lasthash(blk->bp, NULL); break; } @@ -1249,13 +1221,11 @@ xfs_da_node_lookup_int(xfs_da_state_t *state, int *result) retval = xfs_dir2_leafn_lookup_int(blk->bp, args, &blk->index, state); } -#ifdef __KERNEL__ else if (blk->magic == XFS_ATTR_LEAF_MAGIC) { retval = xfs_attr_leaf_lookup_int(blk->bp, args); blk->index = args->index; args->blkno = blk->blkno; } -#endif if (((retval == ENOENT) || (retval == ENOATTR)) && (blk->hashval == args->hashval)) { error = xfs_da_path_shift(state, &state->path, 1, 1, @@ -1265,12 +1235,10 @@ xfs_da_node_lookup_int(xfs_da_state_t *state, int *result) if (retval == 0) { continue; } -#ifdef __KERNEL__ else if (blk->magic == XFS_ATTR_LEAF_MAGIC) { /* path_shift() gives ENOENT */ retval = XFS_ERROR(ENOATTR); } -#endif } break; } @@ -1304,16 +1272,14 @@ xfs_da_blk_link(xfs_da_state_t *state, xfs_da_state_blk_t *old_blk, ASSERT(old_blk->magic == XFS_DA_NODE_MAGIC || old_blk->magic == XFS_DIRX_LEAF_MAGIC(state->mp) || old_blk->magic == XFS_ATTR_LEAF_MAGIC); - ASSERT(old_blk->magic == INT_GET(old_info->magic, ARCH_CONVERT)); - ASSERT(new_blk->magic == INT_GET(new_info->magic, ARCH_CONVERT)); + ASSERT(old_blk->magic == be16_to_cpu(old_info->magic)); + ASSERT(new_blk->magic == be16_to_cpu(new_info->magic)); ASSERT(old_blk->magic == new_blk->magic); switch (old_blk->magic) { -#ifdef __KERNEL__ case XFS_ATTR_LEAF_MAGIC: before = xfs_attr_leaf_order(old_blk->bp, new_blk->bp); break; -#endif case XFS_DIR_LEAF_MAGIC: ASSERT(XFS_DIR_IS_V1(state->mp)); before = xfs_dir_leaf_order(old_blk->bp, new_blk->bp); @@ -1334,47 +1300,44 @@ xfs_da_blk_link(xfs_da_state_t *state, xfs_da_state_blk_t *old_blk, /* * Link new block in before existing block. */ - INT_SET(new_info->forw, ARCH_CONVERT, old_blk->blkno); - new_info->back = old_info->back; /* INT_: direct copy */ - if (INT_GET(old_info->back, ARCH_CONVERT)) { + new_info->forw = cpu_to_be32(old_blk->blkno); + new_info->back = old_info->back; + if (old_info->back) { error = xfs_da_read_buf(args->trans, args->dp, - INT_GET(old_info->back, - ARCH_CONVERT), -1, &bp, - args->whichfork); + be32_to_cpu(old_info->back), + -1, &bp, args->whichfork); if (error) return(error); ASSERT(bp != NULL); tmp_info = bp->data; - ASSERT(INT_GET(tmp_info->magic, ARCH_CONVERT) == INT_GET(old_info->magic, ARCH_CONVERT)); - ASSERT(INT_GET(tmp_info->forw, ARCH_CONVERT) == old_blk->blkno); - INT_SET(tmp_info->forw, ARCH_CONVERT, new_blk->blkno); + ASSERT(be16_to_cpu(tmp_info->magic) == be16_to_cpu(old_info->magic)); + ASSERT(be32_to_cpu(tmp_info->forw) == old_blk->blkno); + tmp_info->forw = cpu_to_be32(new_blk->blkno); xfs_da_log_buf(args->trans, bp, 0, sizeof(*tmp_info)-1); xfs_da_buf_done(bp); } - INT_SET(old_info->back, ARCH_CONVERT, new_blk->blkno); + old_info->back = cpu_to_be32(new_blk->blkno); } else { /* * Link new block in after existing block. */ - new_info->forw = old_info->forw; /* INT_: direct copy */ - INT_SET(new_info->back, ARCH_CONVERT, old_blk->blkno); - if (INT_GET(old_info->forw, ARCH_CONVERT)) { + new_info->forw = old_info->forw; + new_info->back = cpu_to_be32(old_blk->blkno); + if (old_info->forw) { error = xfs_da_read_buf(args->trans, args->dp, - INT_GET(old_info->forw, ARCH_CONVERT), -1, &bp, - args->whichfork); + be32_to_cpu(old_info->forw), + -1, &bp, args->whichfork); if (error) return(error); ASSERT(bp != NULL); tmp_info = bp->data; - ASSERT(INT_GET(tmp_info->magic, ARCH_CONVERT) - == INT_GET(old_info->magic, ARCH_CONVERT)); - ASSERT(INT_GET(tmp_info->back, ARCH_CONVERT) - == old_blk->blkno); - INT_SET(tmp_info->back, ARCH_CONVERT, new_blk->blkno); + ASSERT(tmp_info->magic == old_info->magic); + ASSERT(be32_to_cpu(tmp_info->back) == old_blk->blkno); + tmp_info->back = cpu_to_be32(new_blk->blkno); xfs_da_log_buf(args->trans, bp, 0, sizeof(*tmp_info)-1); xfs_da_buf_done(bp); } - INT_SET(old_info->forw, ARCH_CONVERT, new_blk->blkno); + old_info->forw = cpu_to_be32(new_blk->blkno); } xfs_da_log_buf(args->trans, old_blk->bp, 0, sizeof(*tmp_info) - 1); @@ -1392,13 +1355,13 @@ xfs_da_node_order(xfs_dabuf_t *node1_bp, xfs_dabuf_t *node2_bp) node1 = node1_bp->data; node2 = node2_bp->data; - ASSERT((INT_GET(node1->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC) && - (INT_GET(node2->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC)); - if ((INT_GET(node1->hdr.count, ARCH_CONVERT) > 0) && (INT_GET(node2->hdr.count, ARCH_CONVERT) > 0) && - ((INT_GET(node2->btree[ 0 ].hashval, ARCH_CONVERT) < - INT_GET(node1->btree[ 0 ].hashval, ARCH_CONVERT)) || - (INT_GET(node2->btree[ INT_GET(node2->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT) < - INT_GET(node1->btree[ INT_GET(node1->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT)))) { + ASSERT((be16_to_cpu(node1->hdr.info.magic) == XFS_DA_NODE_MAGIC) && + (be16_to_cpu(node2->hdr.info.magic) == XFS_DA_NODE_MAGIC)); + if ((be16_to_cpu(node1->hdr.count) > 0) && (be16_to_cpu(node2->hdr.count) > 0) && + ((be32_to_cpu(node2->btree[0].hashval) < + be32_to_cpu(node1->btree[0].hashval)) || + (be32_to_cpu(node2->btree[be16_to_cpu(node2->hdr.count)-1].hashval) < + be32_to_cpu(node1->btree[be16_to_cpu(node1->hdr.count)-1].hashval)))) { return(1); } return(0); @@ -1413,18 +1376,18 @@ xfs_da_node_lasthash(xfs_dabuf_t *bp, int *count) xfs_da_intnode_t *node; node = bp->data; - ASSERT(INT_GET(node->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); + ASSERT(be16_to_cpu(node->hdr.info.magic) == XFS_DA_NODE_MAGIC); if (count) - *count = INT_GET(node->hdr.count, ARCH_CONVERT); - if (INT_ISZERO(node->hdr.count, ARCH_CONVERT)) + *count = be16_to_cpu(node->hdr.count); + if (!node->hdr.count) return(0); - return(INT_GET(node->btree[ INT_GET(node->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT)); + return be32_to_cpu(node->btree[be16_to_cpu(node->hdr.count)-1].hashval); } /* * Unlink a block from a doubly linked list of blocks. */ -int /* error */ +STATIC int /* error */ xfs_da_blk_unlink(xfs_da_state_t *state, xfs_da_state_blk_t *drop_blk, xfs_da_state_blk_t *save_blk) { @@ -1443,50 +1406,47 @@ xfs_da_blk_unlink(xfs_da_state_t *state, xfs_da_state_blk_t *drop_blk, ASSERT(save_blk->magic == XFS_DA_NODE_MAGIC || save_blk->magic == XFS_DIRX_LEAF_MAGIC(state->mp) || save_blk->magic == XFS_ATTR_LEAF_MAGIC); - ASSERT(save_blk->magic == INT_GET(save_info->magic, ARCH_CONVERT)); - ASSERT(drop_blk->magic == INT_GET(drop_info->magic, ARCH_CONVERT)); + ASSERT(save_blk->magic == be16_to_cpu(save_info->magic)); + ASSERT(drop_blk->magic == be16_to_cpu(drop_info->magic)); ASSERT(save_blk->magic == drop_blk->magic); - ASSERT((INT_GET(save_info->forw, ARCH_CONVERT) == drop_blk->blkno) || - (INT_GET(save_info->back, ARCH_CONVERT) == drop_blk->blkno)); - ASSERT((INT_GET(drop_info->forw, ARCH_CONVERT) == save_blk->blkno) || - (INT_GET(drop_info->back, ARCH_CONVERT) == save_blk->blkno)); + ASSERT((be32_to_cpu(save_info->forw) == drop_blk->blkno) || + (be32_to_cpu(save_info->back) == drop_blk->blkno)); + ASSERT((be32_to_cpu(drop_info->forw) == save_blk->blkno) || + (be32_to_cpu(drop_info->back) == save_blk->blkno)); /* * Unlink the leaf block from the doubly linked chain of leaves. */ - if (INT_GET(save_info->back, ARCH_CONVERT) == drop_blk->blkno) { - save_info->back = drop_info->back; /* INT_: direct copy */ - if (INT_GET(drop_info->back, ARCH_CONVERT)) { + if (be32_to_cpu(save_info->back) == drop_blk->blkno) { + save_info->back = drop_info->back; + if (drop_info->back) { error = xfs_da_read_buf(args->trans, args->dp, - INT_GET(drop_info->back, - ARCH_CONVERT), -1, &bp, - args->whichfork); + be32_to_cpu(drop_info->back), + -1, &bp, args->whichfork); if (error) return(error); ASSERT(bp != NULL); tmp_info = bp->data; - ASSERT(INT_GET(tmp_info->magic, ARCH_CONVERT) == INT_GET(save_info->magic, ARCH_CONVERT)); - ASSERT(INT_GET(tmp_info->forw, ARCH_CONVERT) == drop_blk->blkno); - INT_SET(tmp_info->forw, ARCH_CONVERT, save_blk->blkno); + ASSERT(tmp_info->magic == save_info->magic); + ASSERT(be32_to_cpu(tmp_info->forw) == drop_blk->blkno); + tmp_info->forw = cpu_to_be32(save_blk->blkno); xfs_da_log_buf(args->trans, bp, 0, sizeof(*tmp_info) - 1); xfs_da_buf_done(bp); } } else { - save_info->forw = drop_info->forw; /* INT_: direct copy */ - if (INT_GET(drop_info->forw, ARCH_CONVERT)) { + save_info->forw = drop_info->forw; + if (drop_info->forw) { error = xfs_da_read_buf(args->trans, args->dp, - INT_GET(drop_info->forw, ARCH_CONVERT), -1, &bp, - args->whichfork); + be32_to_cpu(drop_info->forw), + -1, &bp, args->whichfork); if (error) return(error); ASSERT(bp != NULL); tmp_info = bp->data; - ASSERT(INT_GET(tmp_info->magic, ARCH_CONVERT) - == INT_GET(save_info->magic, ARCH_CONVERT)); - ASSERT(INT_GET(tmp_info->back, ARCH_CONVERT) - == drop_blk->blkno); - INT_SET(tmp_info->back, ARCH_CONVERT, save_blk->blkno); + ASSERT(tmp_info->magic == save_info->magic); + ASSERT(be32_to_cpu(tmp_info->back) == drop_blk->blkno); + tmp_info->back = cpu_to_be32(save_blk->blkno); xfs_da_log_buf(args->trans, bp, 0, sizeof(*tmp_info) - 1); xfs_da_buf_done(bp); @@ -1529,14 +1489,14 @@ xfs_da_path_shift(xfs_da_state_t *state, xfs_da_state_path_t *path, for (blk = &path->blk[level]; level >= 0; blk--, level--) { ASSERT(blk->bp != NULL); node = blk->bp->data; - ASSERT(INT_GET(node->hdr.info.magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); - if (forward && (blk->index < INT_GET(node->hdr.count, ARCH_CONVERT)-1)) { + ASSERT(be16_to_cpu(node->hdr.info.magic) == XFS_DA_NODE_MAGIC); + if (forward && (blk->index < be16_to_cpu(node->hdr.count)-1)) { blk->index++; - blkno = INT_GET(node->btree[ blk->index ].before, ARCH_CONVERT); + blkno = be32_to_cpu(node->btree[blk->index].before); break; } else if (!forward && (blk->index > 0)) { blk->index--; - blkno = INT_GET(node->btree[ blk->index ].before, ARCH_CONVERT); + blkno = be32_to_cpu(node->btree[blk->index].before); break; } } @@ -1568,28 +1528,26 @@ xfs_da_path_shift(xfs_da_state_t *state, xfs_da_state_path_t *path, return(error); ASSERT(blk->bp != NULL); info = blk->bp->data; - ASSERT(INT_GET(info->magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC || - INT_GET(info->magic, ARCH_CONVERT) == XFS_DIRX_LEAF_MAGIC(state->mp) || - INT_GET(info->magic, ARCH_CONVERT) == XFS_ATTR_LEAF_MAGIC); - blk->magic = INT_GET(info->magic, ARCH_CONVERT); - if (INT_GET(info->magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC) { + ASSERT(be16_to_cpu(info->magic) == XFS_DA_NODE_MAGIC || + be16_to_cpu(info->magic) == XFS_DIRX_LEAF_MAGIC(state->mp) || + be16_to_cpu(info->magic) == XFS_ATTR_LEAF_MAGIC); + blk->magic = be16_to_cpu(info->magic); + if (blk->magic == XFS_DA_NODE_MAGIC) { node = (xfs_da_intnode_t *)info; - blk->hashval = INT_GET(node->btree[ INT_GET(node->hdr.count, ARCH_CONVERT)-1 ].hashval, ARCH_CONVERT); + blk->hashval = be32_to_cpu(node->btree[be16_to_cpu(node->hdr.count)-1].hashval); if (forward) blk->index = 0; else - blk->index = INT_GET(node->hdr.count, ARCH_CONVERT)-1; - blkno = INT_GET(node->btree[ blk->index ].before, ARCH_CONVERT); + blk->index = be16_to_cpu(node->hdr.count)-1; + blkno = be32_to_cpu(node->btree[blk->index].before); } else { ASSERT(level == path->active-1); blk->index = 0; switch(blk->magic) { -#ifdef __KERNEL__ case XFS_ATTR_LEAF_MAGIC: blk->hashval = xfs_attr_leaf_lasthash(blk->bp, NULL); break; -#endif case XFS_DIR_LEAF_MAGIC: ASSERT(XFS_DIR_IS_V1(state->mp)); blk->hashval = xfs_dir_leaf_lasthash(blk->bp, @@ -1623,45 +1581,31 @@ xfs_da_path_shift(xfs_da_state_t *state, xfs_da_state_path_t *path, * This is implemented with some source-level loop unrolling. */ xfs_dahash_t -xfs_da_hashname(uchar_t *name, int namelen) +xfs_da_hashname(const uchar_t *name, int namelen) { xfs_dahash_t hash; -#define ROTL(x,y) (((x) << (y)) | ((x) >> (32 - (y)))) -#ifdef SLOWVERSION - /* - * This is the old one-byte-at-a-time version. - */ - for (hash = 0; namelen > 0; namelen--) { - hash = *name++ ^ ROTL(hash, 7); - } - return(hash); -#else /* * Do four characters at a time as long as we can. */ - for (hash = 0; namelen >= 4; namelen -= 4, name += 4) { + for (hash = 0; namelen >= 4; namelen -= 4, name += 4) hash = (name[0] << 21) ^ (name[1] << 14) ^ (name[2] << 7) ^ - (name[3] << 0) ^ ROTL(hash, 7 * 4); - } + (name[3] << 0) ^ rol32(hash, 7 * 4); + /* * Now do the rest of the characters. */ switch (namelen) { case 3: return (name[0] << 14) ^ (name[1] << 7) ^ (name[2] << 0) ^ - ROTL(hash, 7 * 3); + rol32(hash, 7 * 3); case 2: - return (name[0] << 7) ^ (name[1] << 0) ^ ROTL(hash, 7 * 2); + return (name[0] << 7) ^ (name[1] << 0) ^ rol32(hash, 7 * 2); case 1: - return (name[0] << 0) ^ ROTL(hash, 7 * 1); - case 0: + return (name[0] << 0) ^ rol32(hash, 7 * 1); + default: /* case 0: */ return hash; } - /* NOTREACHED */ -#endif -#undef ROTL - return 0; /* keep gcc happy */ } /* @@ -1836,40 +1780,40 @@ xfs_da_swap_lastblock(xfs_da_args_t *args, xfs_dablk_t *dead_blknop, /* * Get values from the moved block. */ - if (INT_GET(dead_info->magic, ARCH_CONVERT) == XFS_DIR_LEAF_MAGIC) { + if (be16_to_cpu(dead_info->magic) == XFS_DIR_LEAF_MAGIC) { ASSERT(XFS_DIR_IS_V1(mp)); dead_leaf = (xfs_dir_leafblock_t *)dead_info; dead_level = 0; dead_hash = INT_GET(dead_leaf->entries[INT_GET(dead_leaf->hdr.count, ARCH_CONVERT) - 1].hashval, ARCH_CONVERT); - } else if (INT_GET(dead_info->magic, ARCH_CONVERT) == XFS_DIR2_LEAFN_MAGIC) { + } else if (be16_to_cpu(dead_info->magic) == XFS_DIR2_LEAFN_MAGIC) { ASSERT(XFS_DIR_IS_V2(mp)); dead_leaf2 = (xfs_dir2_leaf_t *)dead_info; dead_level = 0; - dead_hash = INT_GET(dead_leaf2->ents[INT_GET(dead_leaf2->hdr.count, ARCH_CONVERT) - 1].hashval, ARCH_CONVERT); + dead_hash = be32_to_cpu(dead_leaf2->ents[be16_to_cpu(dead_leaf2->hdr.count) - 1].hashval); } else { - ASSERT(INT_GET(dead_info->magic, ARCH_CONVERT) == XFS_DA_NODE_MAGIC); + ASSERT(be16_to_cpu(dead_info->magic) == XFS_DA_NODE_MAGIC); dead_node = (xfs_da_intnode_t *)dead_info; - dead_level = INT_GET(dead_node->hdr.level, ARCH_CONVERT); - dead_hash = INT_GET(dead_node->btree[INT_GET(dead_node->hdr.count, ARCH_CONVERT) - 1].hashval, ARCH_CONVERT); + dead_level = be16_to_cpu(dead_node->hdr.level); + dead_hash = be32_to_cpu(dead_node->btree[be16_to_cpu(dead_node->hdr.count) - 1].hashval); } sib_buf = par_buf = NULL; /* * If the moved block has a left sibling, fix up the pointers. */ - if ((sib_blkno = INT_GET(dead_info->back, ARCH_CONVERT))) { + if ((sib_blkno = be32_to_cpu(dead_info->back))) { if ((error = xfs_da_read_buf(tp, ip, sib_blkno, -1, &sib_buf, w))) goto done; sib_info = sib_buf->data; if (unlikely( - INT_GET(sib_info->forw, ARCH_CONVERT) != last_blkno || - INT_GET(sib_info->magic, ARCH_CONVERT) != INT_GET(dead_info->magic, ARCH_CONVERT))) { + be32_to_cpu(sib_info->forw) != last_blkno || + sib_info->magic != dead_info->magic)) { XFS_ERROR_REPORT("xfs_da_swap_lastblock(2)", XFS_ERRLEVEL_LOW, mp); error = XFS_ERROR(EFSCORRUPTED); goto done; } - INT_SET(sib_info->forw, ARCH_CONVERT, dead_blkno); + sib_info->forw = cpu_to_be32(dead_blkno); xfs_da_log_buf(tp, sib_buf, XFS_DA_LOGRANGE(sib_info, &sib_info->forw, sizeof(sib_info->forw))); @@ -1879,20 +1823,19 @@ xfs_da_swap_lastblock(xfs_da_args_t *args, xfs_dablk_t *dead_blknop, /* * If the moved block has a right sibling, fix up the pointers. */ - if ((sib_blkno = INT_GET(dead_info->forw, ARCH_CONVERT))) { + if ((sib_blkno = be32_to_cpu(dead_info->forw))) { if ((error = xfs_da_read_buf(tp, ip, sib_blkno, -1, &sib_buf, w))) goto done; sib_info = sib_buf->data; if (unlikely( - INT_GET(sib_info->back, ARCH_CONVERT) != last_blkno - || INT_GET(sib_info->magic, ARCH_CONVERT) - != INT_GET(dead_info->magic, ARCH_CONVERT))) { + be32_to_cpu(sib_info->back) != last_blkno || + sib_info->magic != dead_info->magic)) { XFS_ERROR_REPORT("xfs_da_swap_lastblock(3)", XFS_ERRLEVEL_LOW, mp); error = XFS_ERROR(EFSCORRUPTED); goto done; } - INT_SET(sib_info->back, ARCH_CONVERT, dead_blkno); + sib_info->back = cpu_to_be32(dead_blkno); xfs_da_log_buf(tp, sib_buf, XFS_DA_LOGRANGE(sib_info, &sib_info->back, sizeof(sib_info->back))); @@ -1909,26 +1852,26 @@ xfs_da_swap_lastblock(xfs_da_args_t *args, xfs_dablk_t *dead_blknop, goto done; par_node = par_buf->data; if (unlikely( - INT_GET(par_node->hdr.info.magic, ARCH_CONVERT) != XFS_DA_NODE_MAGIC || - (level >= 0 && level != INT_GET(par_node->hdr.level, ARCH_CONVERT) + 1))) { + be16_to_cpu(par_node->hdr.info.magic) != XFS_DA_NODE_MAGIC || + (level >= 0 && level != be16_to_cpu(par_node->hdr.level) + 1))) { XFS_ERROR_REPORT("xfs_da_swap_lastblock(4)", XFS_ERRLEVEL_LOW, mp); error = XFS_ERROR(EFSCORRUPTED); goto done; } - level = INT_GET(par_node->hdr.level, ARCH_CONVERT); + level = be16_to_cpu(par_node->hdr.level); for (entno = 0; - entno < INT_GET(par_node->hdr.count, ARCH_CONVERT) && - INT_GET(par_node->btree[entno].hashval, ARCH_CONVERT) < dead_hash; + entno < be16_to_cpu(par_node->hdr.count) && + be32_to_cpu(par_node->btree[entno].hashval) < dead_hash; entno++) continue; - if (unlikely(entno == INT_GET(par_node->hdr.count, ARCH_CONVERT))) { + if (unlikely(entno == be16_to_cpu(par_node->hdr.count))) { XFS_ERROR_REPORT("xfs_da_swap_lastblock(5)", XFS_ERRLEVEL_LOW, mp); error = XFS_ERROR(EFSCORRUPTED); goto done; } - par_blkno = INT_GET(par_node->btree[entno].before, ARCH_CONVERT); + par_blkno = be32_to_cpu(par_node->btree[entno].before); if (level == dead_level + 1) break; xfs_da_brelse(tp, par_buf); @@ -1940,13 +1883,13 @@ xfs_da_swap_lastblock(xfs_da_args_t *args, xfs_dablk_t *dead_blknop, */ for (;;) { for (; - entno < INT_GET(par_node->hdr.count, ARCH_CONVERT) && - INT_GET(par_node->btree[entno].before, ARCH_CONVERT) != last_blkno; + entno < be16_to_cpu(par_node->hdr.count) && + be32_to_cpu(par_node->btree[entno].before) != last_blkno; entno++) continue; - if (entno < INT_GET(par_node->hdr.count, ARCH_CONVERT)) + if (entno < be16_to_cpu(par_node->hdr.count)) break; - par_blkno = INT_GET(par_node->hdr.info.forw, ARCH_CONVERT); + par_blkno = be32_to_cpu(par_node->hdr.info.forw); xfs_da_brelse(tp, par_buf); par_buf = NULL; if (unlikely(par_blkno == 0)) { @@ -1959,8 +1902,8 @@ xfs_da_swap_lastblock(xfs_da_args_t *args, xfs_dablk_t *dead_blknop, goto done; par_node = par_buf->data; if (unlikely( - INT_GET(par_node->hdr.level, ARCH_CONVERT) != level || - INT_GET(par_node->hdr.info.magic, ARCH_CONVERT) != XFS_DA_NODE_MAGIC)) { + be16_to_cpu(par_node->hdr.level) != level || + be16_to_cpu(par_node->hdr.info.magic) != XFS_DA_NODE_MAGIC)) { XFS_ERROR_REPORT("xfs_da_swap_lastblock(7)", XFS_ERRLEVEL_LOW, mp); error = XFS_ERROR(EFSCORRUPTED); @@ -1971,7 +1914,7 @@ xfs_da_swap_lastblock(xfs_da_args_t *args, xfs_dablk_t *dead_blknop, /* * Update the parent entry pointing to the moved block. */ - INT_SET(par_node->btree[entno].before, ARCH_CONVERT, dead_blkno); + par_node->btree[entno].before = cpu_to_be32(dead_blkno); xfs_da_log_buf(tp, par_buf, XFS_DA_LOGRANGE(par_node, &par_node->btree[entno].before, sizeof(par_node->btree[entno].before))); @@ -2092,7 +2035,7 @@ xfs_da_do_buf( int caller, inst_t *ra) { - xfs_buf_t *bp = 0; + xfs_buf_t *bp = NULL; xfs_buf_t **bplist; int error=0; int i; @@ -2166,9 +2109,9 @@ xfs_da_do_buf( cmn_err(CE_ALERT, "[%02d] br_startoff %lld br_startblock %lld br_blockcount %lld br_state %d\n", i, - mapp[i].br_startoff, - mapp[i].br_startblock, - mapp[i].br_blockcount, + (long long)mapp[i].br_startoff, + (long long)mapp[i].br_startblock, + (long long)mapp[i].br_blockcount, mapp[i].br_state); } } @@ -2199,20 +2142,16 @@ xfs_da_do_buf( error = bp ? XFS_BUF_GETERROR(bp) : XFS_ERROR(EIO); break; case 1: -#ifndef __KERNEL__ case 2: -#endif bp = NULL; error = xfs_trans_read_buf(mp, trans, mp->m_ddev_targp, mappedbno, nmapped, 0, &bp); break; -#ifdef __KERNEL__ case 3: xfs_baread(mp->m_ddev_targp, mappedbno, nmapped); error = 0; bp = NULL; break; -#endif } if (error) { if (bp) @@ -2255,8 +2194,8 @@ xfs_da_do_buf( info = rbp->data; data = rbp->data; free = rbp->data; - magic = INT_GET(info->magic, ARCH_CONVERT); - magic1 = INT_GET(data->hdr.magic, ARCH_CONVERT); + magic = be16_to_cpu(info->magic); + magic1 = be32_to_cpu(data->hdr.magic); if (unlikely( XFS_TEST_ERROR((magic != XFS_DA_NODE_MAGIC) && (magic != XFS_DIR_LEAF_MAGIC) && @@ -2265,7 +2204,7 @@ xfs_da_do_buf( (magic != XFS_DIR2_LEAFN_MAGIC) && (magic1 != XFS_DIR2_BLOCK_MAGIC) && (magic1 != XFS_DIR2_DATA_MAGIC) && - (INT_GET(free->hdr.magic, ARCH_CONVERT) != XFS_DIR2_FREE_MAGIC), + (be32_to_cpu(free->hdr.magic) != XFS_DIR2_FREE_MAGIC), mp, XFS_ERRTAG_DA_READ_BUF, XFS_RANDOM_DA_READ_BUF))) { xfs_buftrace("DA READ ERROR", rbp->bps[0]); @@ -2383,7 +2322,7 @@ xfs_da_state_alloc(void) /* * Kill the altpath contents of a da-state structure. */ -void +STATIC void xfs_da_state_kill_altpath(xfs_da_state_t *state) { int i;