From patchwork Thu Oct 31 23:14:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darrick J. Wong" X-Patchwork-Id: 13858446 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 193971DBB36 for ; Thu, 31 Oct 2024 23:14:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730416451; cv=none; b=gV8Nr9vvjKF4xvrpO6i476UUWymdFMUqOfjQx7xiqsiQ51sl8tcxkWJ1fiZgqHZ6pVzrP4MgB0lyev+8lgnp2jz1Enpavw9YUC4uII/Lh3/gDHCLDIiJ2ymrcvKvxMZytqOGhjoZnGsn/LtSLrc4nL4kXFXwq1jeBvHbzhn/HYU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730416451; c=relaxed/simple; bh=lzLKw6fIq8ctRStjUW9gKBPWY2KCzfzOfZQbW1pkWXU=; h=Date:Subject:From:To:Cc:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=oFxfYLTWff4+cVMgRcAzVLO038OsjmsoEw/8UrvrxovtoXdOc6vT1DJUILUWsjdLLhaWR3p3tJ0p8a1Ans481yzLO5w5JYPz0EOLI8NkWkjzWDL+xtElLC1EtbPyOz7LrG+GgeBlMb6G1MErZkZwOZ6YKHyQRk4lhsJkigpQt88= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=r/k1b07H; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="r/k1b07H" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9C224C4CED1; Thu, 31 Oct 2024 23:14:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1730416450; bh=lzLKw6fIq8ctRStjUW9gKBPWY2KCzfzOfZQbW1pkWXU=; h=Date:Subject:From:To:Cc:In-Reply-To:References:From; b=r/k1b07HkaR+95BzCnXvytntbBdhIk4whprD2kPeDQ85UidGY+RaZvlat6NODcTEp EU6MHZ6bBh7gmqoDo6HKAGXGswc/uewV7icu7ygAGhHvhoDqlTg5RpYfZtBUlkquMb dXRLR+pfiXZcEaPBnhKk0QxkR9WZlu1opPnxAfncOQ4v1UtXgoaDT/Ehs7iMiWvaK2 L63/hkQU+Qi1Fk+zZdQvRblW1J83JOq2iU3UDynX2nDUC8vMoS9D58WhrEvcGUDSCX E+/iFzr6e9JHYCkcXF7H0ivvjVYL9AT+H36Ww81GMkok2ZKxWYroX9sjF1cxA7136N tTq6i1RAQXTXw== Date: Thu, 31 Oct 2024 16:14:10 -0700 Subject: [PATCH 21/41] xfs: replace shouty XFS_BM{BT,DR} macros From: "Darrick J. Wong" To: djwong@kernel.org, aalbersh@kernel.org Cc: linux-xfs@vger.kernel.org Message-ID: <173041566238.962545.2544606469028986862.stgit@frogsfrogsfrogs> In-Reply-To: <173041565874.962545.15559186670255081566.stgit@frogsfrogsfrogs> References: <173041565874.962545.15559186670255081566.stgit@frogsfrogsfrogs> Precedence: bulk X-Mailing-List: linux-xfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Darrick J. Wong Source kernel commit: 79124b3740063573312de4b225407ebdae219275 Replace all the shouty bmap btree and bmap disk root macros with actual functions. sed \ -e 's/XFS_BMBT_BLOCK_LEN/xfs_bmbt_block_len/g' \ -e 's/XFS_BMBT_REC_ADDR/xfs_bmbt_rec_addr/g' \ -e 's/XFS_BMBT_KEY_ADDR/xfs_bmbt_key_addr/g' \ -e 's/XFS_BMBT_PTR_ADDR/xfs_bmbt_ptr_addr/g' \ -e 's/XFS_BMDR_REC_ADDR/xfs_bmdr_rec_addr/g' \ -e 's/XFS_BMDR_KEY_ADDR/xfs_bmdr_key_addr/g' \ -e 's/XFS_BMDR_PTR_ADDR/xfs_bmdr_ptr_addr/g' \ -e 's/XFS_BMAP_BROOT_PTR_ADDR/xfs_bmap_broot_ptr_addr/g' \ -e 's/XFS_BMAP_BROOT_SPACE_CALC/xfs_bmap_broot_space_calc/g' \ -e 's/XFS_BMAP_BROOT_SPACE/xfs_bmap_broot_space/g' \ -e 's/XFS_BMDR_SPACE_CALC/xfs_bmdr_space_calc/g' \ -e 's/XFS_BMAP_BMDR_SPACE/xfs_bmap_bmdr_space/g' \ -i $(git ls-files fs/xfs/*.[ch] fs/xfs/libxfs/*.[ch] fs/xfs/scrub/*.[ch]) Signed-off-by: Darrick J. Wong Reviewed-by: Christoph Hellwig --- db/bmap.c | 10 +- db/bmap_inflate.c | 2 db/bmroot.c | 8 +- db/check.c | 8 +- db/frag.c | 8 +- db/metadump.c | 16 ++-- libxfs/xfs_attr_leaf.c | 8 +- libxfs/xfs_bmap.c | 40 +++++---- libxfs/xfs_bmap_btree.c | 18 ++-- libxfs/xfs_bmap_btree.h | 204 ++++++++++++++++++++++++++++++++--------------- libxfs/xfs_inode_fork.c | 30 +++---- libxfs/xfs_trans_resv.c | 2 repair/bmap_repair.c | 2 repair/dinode.c | 10 +- repair/prefetch.c | 8 +- repair/scan.c | 6 + 16 files changed, 228 insertions(+), 152 deletions(-) diff --git a/db/bmap.c b/db/bmap.c index 874135f001ea00..7915772aaee4e0 100644 --- a/db/bmap.c +++ b/db/bmap.c @@ -78,8 +78,8 @@ bmap( push_cur(); rblock = (xfs_bmdr_block_t *)XFS_DFORK_PTR(dip, whichfork); fsize = XFS_DFORK_SIZE(dip, mp, whichfork); - pp = XFS_BMDR_PTR_ADDR(rblock, 1, libxfs_bmdr_maxrecs(fsize, 0)); - kp = XFS_BMDR_KEY_ADDR(rblock, 1); + pp = xfs_bmdr_ptr_addr(rblock, 1, libxfs_bmdr_maxrecs(fsize, 0)); + kp = xfs_bmdr_key_addr(rblock, 1); bno = select_child(curoffset, kp, pp, be16_to_cpu(rblock->bb_numrecs)); for (;;) { @@ -88,9 +88,9 @@ bmap( block = (struct xfs_btree_block *)iocur_top->data; if (be16_to_cpu(block->bb_level) == 0) break; - pp = XFS_BMBT_PTR_ADDR(mp, block, 1, + pp = xfs_bmbt_ptr_addr(mp, block, 1, libxfs_bmbt_maxrecs(mp, mp->m_sb.sb_blocksize, 0)); - kp = XFS_BMBT_KEY_ADDR(mp, block, 1); + kp = xfs_bmbt_key_addr(mp, block, 1); bno = select_child(curoffset, kp, pp, be16_to_cpu(block->bb_numrecs)); } @@ -98,7 +98,7 @@ bmap( nextbno = be64_to_cpu(block->bb_u.l.bb_rightsib); nextents = be16_to_cpu(block->bb_numrecs); xp = (xfs_bmbt_rec_t *) - XFS_BMBT_REC_ADDR(mp, block, 1); + xfs_bmbt_rec_addr(mp, block, 1); for (ep = xp; ep < &xp[nextents] && n < nex; ep++) { if (!bmap_one_extent(ep, &curoffset, eoffset, &n, bep)) { diff --git a/db/bmap_inflate.c b/db/bmap_inflate.c index 4de534dccf34b2..1de6d3439ab3d3 100644 --- a/db/bmap_inflate.c +++ b/db/bmap_inflate.c @@ -269,7 +269,7 @@ iroot_size( unsigned int nr_this_level, void *priv) { - return XFS_BMAP_BROOT_SPACE_CALC(cur->bc_mp, nr_this_level); + return xfs_bmap_broot_space_calc(cur->bc_mp, nr_this_level); } static int diff --git a/db/bmroot.c b/db/bmroot.c index 246e390a8a39e7..7ef07da181e6ff 100644 --- a/db/bmroot.c +++ b/db/bmroot.c @@ -89,7 +89,7 @@ bmroota_key_offset( block = (xfs_bmdr_block_t *)((char *)obj + byteize(startoff)); ASSERT(dip->di_forkoff != 0 && (char *)block == XFS_DFORK_APTR(dip)); ASSERT(be16_to_cpu(block->bb_level) > 0); - kp = XFS_BMDR_KEY_ADDR(block, idx); + kp = xfs_bmdr_key_addr(block, idx); return bitize((int)((char *)kp - (char *)block)); } @@ -127,7 +127,7 @@ bmroota_ptr_offset( block = (xfs_bmdr_block_t *)((char *)obj + byteize(startoff)); ASSERT(dip->di_forkoff != 0 && (char *)block == XFS_DFORK_APTR(dip)); ASSERT(be16_to_cpu(block->bb_level) > 0); - pp = XFS_BMDR_PTR_ADDR(block, idx, + pp = xfs_bmdr_ptr_addr(block, idx, libxfs_bmdr_maxrecs(XFS_DFORK_ASIZE(dip, mp), 0)); return bitize((int)((char *)pp - (char *)block)); } @@ -185,7 +185,7 @@ bmrootd_key_offset( ASSERT(obj == iocur_top->data); block = (xfs_bmdr_block_t *)((char *)obj + byteize(startoff)); ASSERT(be16_to_cpu(block->bb_level) > 0); - kp = XFS_BMDR_KEY_ADDR(block, idx); + kp = xfs_bmdr_key_addr(block, idx); return bitize((int)((char *)kp - (char *)block)); } @@ -222,7 +222,7 @@ bmrootd_ptr_offset( dip = obj; block = (xfs_bmdr_block_t *)((char *)obj + byteize(startoff)); ASSERT(be16_to_cpu(block->bb_level) > 0); - pp = XFS_BMDR_PTR_ADDR(block, idx, + pp = xfs_bmdr_ptr_addr(block, idx, libxfs_bmdr_maxrecs(XFS_DFORK_DSIZE(dip, mp), 0)); return bitize((int)((char *)pp - (char *)block)); } diff --git a/db/check.c b/db/check.c index 0e91fded0c4236..0a6e5c3280e1cf 100644 --- a/db/check.c +++ b/db/check.c @@ -2321,13 +2321,13 @@ process_btinode( return; } if (be16_to_cpu(dib->bb_level) == 0) { - xfs_bmbt_rec_t *rp = XFS_BMDR_REC_ADDR(dib, 1); + xfs_bmbt_rec_t *rp = xfs_bmdr_rec_addr(dib, 1); process_bmbt_reclist(rp, be16_to_cpu(dib->bb_numrecs), type, id, totd, blkmapp); *nex += be16_to_cpu(dib->bb_numrecs); return; } else { - pp = XFS_BMDR_PTR_ADDR(dib, 1, libxfs_bmdr_maxrecs( + pp = xfs_bmdr_ptr_addr(dib, 1, libxfs_bmdr_maxrecs( XFS_DFORK_SIZE(dip, mp, whichfork), 0)); for (i = 0; i < be16_to_cpu(dib->bb_numrecs); i++) scan_lbtree(get_unaligned_be64(&pp[i]), @@ -4357,7 +4357,7 @@ scanfunc_bmap( error++; return; } - rp = XFS_BMBT_REC_ADDR(mp, block, 1); + rp = xfs_bmbt_rec_addr(mp, block, 1); *nex += be16_to_cpu(block->bb_numrecs); process_bmbt_reclist(rp, be16_to_cpu(block->bb_numrecs), type, id, totd, blkmapp); @@ -4373,7 +4373,7 @@ scanfunc_bmap( error++; return; } - pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[0]); + pp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[0]); for (i = 0; i < be16_to_cpu(block->bb_numrecs); i++) scan_lbtree(be64_to_cpu(pp[i]), level, scanfunc_bmap, type, id, totd, toti, nex, blkmapp, 0, btype); diff --git a/db/frag.c b/db/frag.c index 4efc6ad07f8752..1165e824a375e7 100644 --- a/db/frag.c +++ b/db/frag.c @@ -243,11 +243,11 @@ process_btinode( dib = (xfs_bmdr_block_t *)XFS_DFORK_PTR(dip, whichfork); if (be16_to_cpu(dib->bb_level) == 0) { - xfs_bmbt_rec_t *rp = XFS_BMDR_REC_ADDR(dib, 1); + xfs_bmbt_rec_t *rp = xfs_bmdr_rec_addr(dib, 1); process_bmbt_reclist(rp, be16_to_cpu(dib->bb_numrecs), extmapp); return; } - pp = XFS_BMDR_PTR_ADDR(dib, 1, + pp = xfs_bmdr_ptr_addr(dib, 1, libxfs_bmdr_maxrecs(XFS_DFORK_SIZE(dip, mp, whichfork), 0)); for (i = 0; i < be16_to_cpu(dib->bb_numrecs); i++) scan_lbtree(get_unaligned_be64(&pp[i]), @@ -437,7 +437,7 @@ scanfunc_bmap( nrecs, typtab[btype].name); return; } - rp = XFS_BMBT_REC_ADDR(mp, block, 1); + rp = xfs_bmbt_rec_addr(mp, block, 1); process_bmbt_reclist(rp, nrecs, extmapp); return; } @@ -447,7 +447,7 @@ scanfunc_bmap( nrecs, typtab[btype].name); return; } - pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[0]); + pp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[0]); for (i = 0; i < nrecs; i++) scan_lbtree(be64_to_cpu(pp[i]), level, scanfunc_bmap, extmapp, btype); diff --git a/db/metadump.c b/db/metadump.c index 424544f9f03224..5c57c1293a53cb 100644 --- a/db/metadump.c +++ b/db/metadump.c @@ -249,8 +249,8 @@ zero_btree_node( if (nrecs > mp->m_bmap_dmxr[1]) return; - bkp = XFS_BMBT_KEY_ADDR(mp, block, 1); - bpp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[1]); + bkp = xfs_bmbt_key_addr(mp, block, 1); + bpp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[1]); zp1 = (char *)&bkp[nrecs]; zp2 = (char *)&bpp[nrecs]; key_end = (char *)bpp; @@ -315,7 +315,7 @@ zero_btree_leaf( if (nrecs > mp->m_bmap_dmxr[0]) return; - brp = XFS_BMBT_REC_ADDR(mp, block, 1); + brp = xfs_bmbt_rec_addr(mp, block, 1); zp = (char *)&brp[nrecs]; break; case TYP_INOBT: @@ -2113,7 +2113,7 @@ scanfunc_bmap( typtab[btype].name, agno, agbno); return 1; } - return process_bmbt_reclist(XFS_BMBT_REC_ADDR(mp, block, 1), + return process_bmbt_reclist(xfs_bmbt_rec_addr(mp, block, 1), nrecs, *(typnm_t*)arg); } @@ -2123,7 +2123,7 @@ scanfunc_bmap( nrecs, typtab[btype].name, agno, agbno); return 1; } - pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[1]); + pp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[1]); for (i = 0; i < nrecs; i++) { xfs_agnumber_t ag; xfs_agblock_t bno; @@ -2176,7 +2176,7 @@ process_btinode( } if (level == 0) { - return process_bmbt_reclist(XFS_BMDR_REC_ADDR(dib, 1), + return process_bmbt_reclist(xfs_bmdr_rec_addr(dib, 1), nrecs, itype); } @@ -2189,13 +2189,13 @@ process_btinode( return 1; } - pp = XFS_BMDR_PTR_ADDR(dib, 1, maxrecs); + pp = xfs_bmdr_ptr_addr(dib, 1, maxrecs); if (metadump.zero_stale_data) { char *top; /* Unused btree key space */ - top = (char*)XFS_BMDR_KEY_ADDR(dib, nrecs + 1); + top = (char*)xfs_bmdr_key_addr(dib, nrecs + 1); memset(top, 0, (char*)pp - top); /* Unused btree ptr space */ diff --git a/libxfs/xfs_attr_leaf.c b/libxfs/xfs_attr_leaf.c index ce20d81a486988..97b71b6500bdc9 100644 --- a/libxfs/xfs_attr_leaf.c +++ b/libxfs/xfs_attr_leaf.c @@ -683,7 +683,7 @@ xfs_attr_shortform_bytesfit( */ if (!dp->i_forkoff && dp->i_df.if_bytes > xfs_default_attroffset(dp)) - dsize = XFS_BMDR_SPACE_CALC(MINDBTPTRS); + dsize = xfs_bmdr_space_calc(MINDBTPTRS); break; case XFS_DINODE_FMT_BTREE: /* @@ -697,7 +697,7 @@ xfs_attr_shortform_bytesfit( return 0; return dp->i_forkoff; } - dsize = XFS_BMAP_BROOT_SPACE(mp, dp->i_df.if_broot); + dsize = xfs_bmap_bmdr_space(dp->i_df.if_broot); break; } @@ -705,11 +705,11 @@ xfs_attr_shortform_bytesfit( * A data fork btree root must have space for at least * MINDBTPTRS key/ptr pairs if the data fork is small or empty. */ - minforkoff = max_t(int64_t, dsize, XFS_BMDR_SPACE_CALC(MINDBTPTRS)); + minforkoff = max_t(int64_t, dsize, xfs_bmdr_space_calc(MINDBTPTRS)); minforkoff = roundup(minforkoff, 8) >> 3; /* attr fork btree root can have at least this many key/ptr pairs */ - maxforkoff = XFS_LITINO(mp) - XFS_BMDR_SPACE_CALC(MINABTPTRS); + maxforkoff = XFS_LITINO(mp) - xfs_bmdr_space_calc(MINABTPTRS); maxforkoff = maxforkoff >> 3; /* rounded down */ if (offset >= maxforkoff) diff --git a/libxfs/xfs_bmap.c b/libxfs/xfs_bmap.c index e2267aa1a11d4e..a85a75da954c4e 100644 --- a/libxfs/xfs_bmap.c +++ b/libxfs/xfs_bmap.c @@ -73,9 +73,9 @@ xfs_bmap_compute_maxlevels( maxleafents = xfs_iext_max_nextents(xfs_has_large_extent_counts(mp), whichfork); if (whichfork == XFS_DATA_FORK) - sz = XFS_BMDR_SPACE_CALC(MINDBTPTRS); + sz = xfs_bmdr_space_calc(MINDBTPTRS); else - sz = XFS_BMDR_SPACE_CALC(MINABTPTRS); + sz = xfs_bmdr_space_calc(MINABTPTRS); maxrootrecs = xfs_bmdr_maxrecs(sz, 0); minleafrecs = mp->m_bmap_dmnr[0]; @@ -96,8 +96,8 @@ xfs_bmap_compute_attr_offset( struct xfs_mount *mp) { if (mp->m_sb.sb_inodesize == 256) - return XFS_LITINO(mp) - XFS_BMDR_SPACE_CALC(MINABTPTRS); - return XFS_BMDR_SPACE_CALC(6 * MINABTPTRS); + return XFS_LITINO(mp) - xfs_bmdr_space_calc(MINABTPTRS); + return xfs_bmdr_space_calc(6 * MINABTPTRS); } STATIC int /* error */ @@ -292,7 +292,7 @@ xfs_check_block( prevp = NULL; for( i = 1; i <= xfs_btree_get_numrecs(block); i++) { dmxr = mp->m_bmap_dmxr[0]; - keyp = XFS_BMBT_KEY_ADDR(mp, block, i); + keyp = xfs_bmbt_key_addr(mp, block, i); if (prevp) { ASSERT(be64_to_cpu(prevp->br_startoff) < @@ -304,15 +304,15 @@ xfs_check_block( * Compare the block numbers to see if there are dups. */ if (root) - pp = XFS_BMAP_BROOT_PTR_ADDR(mp, block, i, sz); + pp = xfs_bmap_broot_ptr_addr(mp, block, i, sz); else - pp = XFS_BMBT_PTR_ADDR(mp, block, i, dmxr); + pp = xfs_bmbt_ptr_addr(mp, block, i, dmxr); for (j = i+1; j <= be16_to_cpu(block->bb_numrecs); j++) { if (root) - thispa = XFS_BMAP_BROOT_PTR_ADDR(mp, block, j, sz); + thispa = xfs_bmap_broot_ptr_addr(mp, block, j, sz); else - thispa = XFS_BMBT_PTR_ADDR(mp, block, j, dmxr); + thispa = xfs_bmbt_ptr_addr(mp, block, j, dmxr); if (*thispa == *pp) { xfs_warn(mp, "%s: thispa(%d) == pp(%d) %lld", __func__, j, i, @@ -367,7 +367,7 @@ xfs_bmap_check_leaf_extents( level = be16_to_cpu(block->bb_level); ASSERT(level > 0); xfs_check_block(block, mp, 1, ifp->if_broot_bytes); - pp = XFS_BMAP_BROOT_PTR_ADDR(mp, block, 1, ifp->if_broot_bytes); + pp = xfs_bmap_broot_ptr_addr(mp, block, 1, ifp->if_broot_bytes); bno = be64_to_cpu(*pp); ASSERT(bno != NULLFSBLOCK); @@ -400,7 +400,7 @@ xfs_bmap_check_leaf_extents( */ xfs_check_block(block, mp, 0, 0); - pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[1]); + pp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[1]); bno = be64_to_cpu(*pp); if (XFS_IS_CORRUPT(mp, !xfs_verify_fsbno(mp, bno))) { xfs_btree_mark_sick(cur); @@ -440,14 +440,14 @@ xfs_bmap_check_leaf_extents( * conform with the first entry in this one. */ - ep = XFS_BMBT_REC_ADDR(mp, block, 1); + ep = xfs_bmbt_rec_addr(mp, block, 1); if (i) { ASSERT(xfs_bmbt_disk_get_startoff(&last) + xfs_bmbt_disk_get_blockcount(&last) <= xfs_bmbt_disk_get_startoff(ep)); } for (j = 1; j < num_recs; j++) { - nextp = XFS_BMBT_REC_ADDR(mp, block, j + 1); + nextp = xfs_bmbt_rec_addr(mp, block, j + 1); ASSERT(xfs_bmbt_disk_get_startoff(ep) + xfs_bmbt_disk_get_blockcount(ep) <= xfs_bmbt_disk_get_startoff(nextp)); @@ -580,7 +580,7 @@ xfs_bmap_btree_to_extents( ASSERT(be16_to_cpu(rblock->bb_numrecs) == 1); ASSERT(xfs_bmbt_maxrecs(mp, ifp->if_broot_bytes, 0) == 1); - pp = XFS_BMAP_BROOT_PTR_ADDR(mp, rblock, 1, ifp->if_broot_bytes); + pp = xfs_bmap_broot_ptr_addr(mp, rblock, 1, ifp->if_broot_bytes); cbno = be64_to_cpu(*pp); #ifdef DEBUG if (XFS_IS_CORRUPT(cur->bc_mp, !xfs_verify_fsbno(mp, cbno))) { @@ -708,7 +708,7 @@ xfs_bmap_extents_to_btree( for_each_xfs_iext(ifp, &icur, &rec) { if (isnullstartblock(rec.br_startblock)) continue; - arp = XFS_BMBT_REC_ADDR(mp, ablock, 1 + cnt); + arp = xfs_bmbt_rec_addr(mp, ablock, 1 + cnt); xfs_bmbt_disk_set_all(arp, &rec); cnt++; } @@ -718,10 +718,10 @@ xfs_bmap_extents_to_btree( /* * Fill in the root key and pointer. */ - kp = XFS_BMBT_KEY_ADDR(mp, block, 1); - arp = XFS_BMBT_REC_ADDR(mp, ablock, 1); + kp = xfs_bmbt_key_addr(mp, block, 1); + arp = xfs_bmbt_rec_addr(mp, ablock, 1); kp->br_startoff = cpu_to_be64(xfs_bmbt_disk_get_startoff(arp)); - pp = XFS_BMBT_PTR_ADDR(mp, block, 1, xfs_bmbt_get_maxrecs(cur, + pp = xfs_bmbt_ptr_addr(mp, block, 1, xfs_bmbt_get_maxrecs(cur, be16_to_cpu(block->bb_level))); *pp = cpu_to_be64(args.fsbno); @@ -890,7 +890,7 @@ xfs_bmap_add_attrfork_btree( mp = ip->i_mount; - if (XFS_BMAP_BMDR_SPACE(block) <= xfs_inode_data_fork_size(ip)) + if (xfs_bmap_bmdr_space(block) <= xfs_inode_data_fork_size(ip)) *flags |= XFS_ILOG_DBROOT; else { cur = xfs_bmbt_init_cursor(mp, tp, ip, XFS_DATA_FORK); @@ -1154,7 +1154,7 @@ xfs_iread_bmbt_block( } /* Copy records into the incore cache. */ - frp = XFS_BMBT_REC_ADDR(mp, block, 1); + frp = xfs_bmbt_rec_addr(mp, block, 1); for (j = 0; j < num_recs; j++, frp++, ir->loaded++) { struct xfs_bmbt_irec new; xfs_failaddr_t fa; diff --git a/libxfs/xfs_bmap_btree.c b/libxfs/xfs_bmap_btree.c index a14ca35953d735..cac644c8ce35a5 100644 --- a/libxfs/xfs_bmap_btree.c +++ b/libxfs/xfs_bmap_btree.c @@ -64,10 +64,10 @@ xfs_bmdr_to_bmbt( ASSERT(be16_to_cpu(rblock->bb_level) > 0); rblock->bb_numrecs = dblock->bb_numrecs; dmxr = xfs_bmdr_maxrecs(dblocklen, 0); - fkp = XFS_BMDR_KEY_ADDR(dblock, 1); - tkp = XFS_BMBT_KEY_ADDR(mp, rblock, 1); - fpp = XFS_BMDR_PTR_ADDR(dblock, 1, dmxr); - tpp = XFS_BMAP_BROOT_PTR_ADDR(mp, rblock, 1, rblocklen); + fkp = xfs_bmdr_key_addr(dblock, 1); + tkp = xfs_bmbt_key_addr(mp, rblock, 1); + fpp = xfs_bmdr_ptr_addr(dblock, 1, dmxr); + tpp = xfs_bmap_broot_ptr_addr(mp, rblock, 1, rblocklen); dmxr = be16_to_cpu(dblock->bb_numrecs); memcpy(tkp, fkp, sizeof(*fkp) * dmxr); memcpy(tpp, fpp, sizeof(*fpp) * dmxr); @@ -167,10 +167,10 @@ xfs_bmbt_to_bmdr( dblock->bb_level = rblock->bb_level; dblock->bb_numrecs = rblock->bb_numrecs; dmxr = xfs_bmdr_maxrecs(dblocklen, 0); - fkp = XFS_BMBT_KEY_ADDR(mp, rblock, 1); - tkp = XFS_BMDR_KEY_ADDR(dblock, 1); - fpp = XFS_BMAP_BROOT_PTR_ADDR(mp, rblock, 1, rblocklen); - tpp = XFS_BMDR_PTR_ADDR(dblock, 1, dmxr); + fkp = xfs_bmbt_key_addr(mp, rblock, 1); + tkp = xfs_bmdr_key_addr(dblock, 1); + fpp = xfs_bmap_broot_ptr_addr(mp, rblock, 1, rblocklen); + tpp = xfs_bmdr_ptr_addr(dblock, 1, dmxr); dmxr = be16_to_cpu(dblock->bb_numrecs); memcpy(tkp, fkp, sizeof(*fkp) * dmxr); memcpy(tpp, fpp, sizeof(*fpp) * dmxr); @@ -650,7 +650,7 @@ xfs_bmbt_maxrecs( int blocklen, int leaf) { - blocklen -= XFS_BMBT_BLOCK_LEN(mp); + blocklen -= xfs_bmbt_block_len(mp); return xfs_bmbt_block_maxrecs(blocklen, leaf); } diff --git a/libxfs/xfs_bmap_btree.h b/libxfs/xfs_bmap_btree.h index de1b73f1225ca7..d006798d591bc2 100644 --- a/libxfs/xfs_bmap_btree.h +++ b/libxfs/xfs_bmap_btree.h @@ -13,70 +13,6 @@ struct xfs_inode; struct xfs_trans; struct xbtree_ifakeroot; -/* - * Btree block header size depends on a superblock flag. - */ -#define XFS_BMBT_BLOCK_LEN(mp) \ - (xfs_has_crc(((mp))) ? \ - XFS_BTREE_LBLOCK_CRC_LEN : XFS_BTREE_LBLOCK_LEN) - -#define XFS_BMBT_REC_ADDR(mp, block, index) \ - ((xfs_bmbt_rec_t *) \ - ((char *)(block) + \ - XFS_BMBT_BLOCK_LEN(mp) + \ - ((index) - 1) * sizeof(xfs_bmbt_rec_t))) - -#define XFS_BMBT_KEY_ADDR(mp, block, index) \ - ((xfs_bmbt_key_t *) \ - ((char *)(block) + \ - XFS_BMBT_BLOCK_LEN(mp) + \ - ((index) - 1) * sizeof(xfs_bmbt_key_t))) - -#define XFS_BMBT_PTR_ADDR(mp, block, index, maxrecs) \ - ((xfs_bmbt_ptr_t *) \ - ((char *)(block) + \ - XFS_BMBT_BLOCK_LEN(mp) + \ - (maxrecs) * sizeof(xfs_bmbt_key_t) + \ - ((index) - 1) * sizeof(xfs_bmbt_ptr_t))) - -#define XFS_BMDR_REC_ADDR(block, index) \ - ((xfs_bmdr_rec_t *) \ - ((char *)(block) + \ - sizeof(struct xfs_bmdr_block) + \ - ((index) - 1) * sizeof(xfs_bmdr_rec_t))) - -#define XFS_BMDR_KEY_ADDR(block, index) \ - ((xfs_bmdr_key_t *) \ - ((char *)(block) + \ - sizeof(struct xfs_bmdr_block) + \ - ((index) - 1) * sizeof(xfs_bmdr_key_t))) - -#define XFS_BMDR_PTR_ADDR(block, index, maxrecs) \ - ((xfs_bmdr_ptr_t *) \ - ((char *)(block) + \ - sizeof(struct xfs_bmdr_block) + \ - (maxrecs) * sizeof(xfs_bmdr_key_t) + \ - ((index) - 1) * sizeof(xfs_bmdr_ptr_t))) - -/* - * These are to be used when we know the size of the block and - * we don't have a cursor. - */ -#define XFS_BMAP_BROOT_PTR_ADDR(mp, bb, i, sz) \ - XFS_BMBT_PTR_ADDR(mp, bb, i, xfs_bmbt_maxrecs(mp, sz, 0)) - -#define XFS_BMAP_BROOT_SPACE_CALC(mp, nrecs) \ - (int)(XFS_BMBT_BLOCK_LEN(mp) + \ - ((nrecs) * (sizeof(xfs_bmbt_key_t) + sizeof(xfs_bmbt_ptr_t)))) - -#define XFS_BMAP_BROOT_SPACE(mp, bb) \ - (XFS_BMAP_BROOT_SPACE_CALC(mp, be16_to_cpu((bb)->bb_numrecs))) -#define XFS_BMDR_SPACE_CALC(nrecs) \ - (int)(sizeof(xfs_bmdr_block_t) + \ - ((nrecs) * (sizeof(xfs_bmbt_key_t) + sizeof(xfs_bmbt_ptr_t)))) -#define XFS_BMAP_BMDR_SPACE(bb) \ - (XFS_BMDR_SPACE_CALC(be16_to_cpu((bb)->bb_numrecs))) - /* * Maximum number of bmap btree levels. */ @@ -121,4 +57,144 @@ void xfs_bmbt_destroy_cur_cache(void); void xfs_bmbt_init_block(struct xfs_inode *ip, struct xfs_btree_block *buf, struct xfs_buf *bp, __u16 level, __u16 numrecs); +/* + * Btree block header size depends on a superblock flag. + */ +static inline size_t +xfs_bmbt_block_len(struct xfs_mount *mp) +{ + return xfs_has_crc(mp) ? + XFS_BTREE_LBLOCK_CRC_LEN : XFS_BTREE_LBLOCK_LEN; +} + +/* Addresses of key, pointers, and records within an incore bmbt block. */ + +static inline struct xfs_bmbt_rec * +xfs_bmbt_rec_addr( + struct xfs_mount *mp, + struct xfs_btree_block *block, + unsigned int index) +{ + return (struct xfs_bmbt_rec *) + ((char *)block + xfs_bmbt_block_len(mp) + + (index - 1) * sizeof(struct xfs_bmbt_rec)); +} + +static inline struct xfs_bmbt_key * +xfs_bmbt_key_addr( + struct xfs_mount *mp, + struct xfs_btree_block *block, + unsigned int index) +{ + return (struct xfs_bmbt_key *) + ((char *)block + xfs_bmbt_block_len(mp) + + (index - 1) * sizeof(struct xfs_bmbt_key *)); +} + +static inline xfs_bmbt_ptr_t * +xfs_bmbt_ptr_addr( + struct xfs_mount *mp, + struct xfs_btree_block *block, + unsigned int index, + unsigned int maxrecs) +{ + return (xfs_bmbt_ptr_t *) + ((char *)block + xfs_bmbt_block_len(mp) + + maxrecs * sizeof(struct xfs_bmbt_key) + + (index - 1) * sizeof(xfs_bmbt_ptr_t)); +} + +/* Addresses of key, pointers, and records within an ondisk bmbt block. */ + +static inline struct xfs_bmbt_rec * +xfs_bmdr_rec_addr( + struct xfs_bmdr_block *block, + unsigned int index) +{ + return (struct xfs_bmbt_rec *) + ((char *)(block + 1) + + (index - 1) * sizeof(struct xfs_bmbt_rec)); +} + +static inline struct xfs_bmbt_key * +xfs_bmdr_key_addr( + struct xfs_bmdr_block *block, + unsigned int index) +{ + return (struct xfs_bmbt_key *) + ((char *)(block + 1) + + (index - 1) * sizeof(struct xfs_bmbt_key)); +} + +static inline xfs_bmbt_ptr_t * +xfs_bmdr_ptr_addr( + struct xfs_bmdr_block *block, + unsigned int index, + unsigned int maxrecs) +{ + return (xfs_bmbt_ptr_t *) + ((char *)(block + 1) + + maxrecs * sizeof(struct xfs_bmbt_key) + + (index - 1) * sizeof(xfs_bmbt_ptr_t)); +} + +/* + * Address of pointers within the incore btree root. + * + * These are to be used when we know the size of the block and + * we don't have a cursor. + */ +static inline xfs_bmbt_ptr_t * +xfs_bmap_broot_ptr_addr( + struct xfs_mount *mp, + struct xfs_btree_block *bb, + unsigned int i, + unsigned int sz) +{ + return xfs_bmbt_ptr_addr(mp, bb, i, xfs_bmbt_maxrecs(mp, sz, 0)); +} + +/* + * Compute the space required for the incore btree root containing the given + * number of records. + */ +static inline size_t +xfs_bmap_broot_space_calc( + struct xfs_mount *mp, + unsigned int nrecs) +{ + return xfs_bmbt_block_len(mp) + + (nrecs * (sizeof(struct xfs_bmbt_key) + sizeof(xfs_bmbt_ptr_t))); +} + +/* + * Compute the space required for the incore btree root given the ondisk + * btree root block. + */ +static inline size_t +xfs_bmap_broot_space( + struct xfs_mount *mp, + struct xfs_bmdr_block *bb) +{ + return xfs_bmap_broot_space_calc(mp, be16_to_cpu(bb->bb_numrecs)); +} + +/* Compute the space required for the ondisk root block. */ +static inline size_t +xfs_bmdr_space_calc(unsigned int nrecs) +{ + return sizeof(struct xfs_bmdr_block) + + (nrecs * (sizeof(struct xfs_bmbt_key) + sizeof(xfs_bmbt_ptr_t))); +} + +/* + * Compute the space required for the ondisk root block given an incore root + * block. + */ +static inline size_t +xfs_bmap_bmdr_space(struct xfs_btree_block *bb) +{ + return xfs_bmdr_space_calc(be16_to_cpu(bb->bb_numrecs)); +} + #endif /* __XFS_BMAP_BTREE_H__ */ diff --git a/libxfs/xfs_inode_fork.c b/libxfs/xfs_inode_fork.c index 8f06e5bc72b3ac..fd79da64e43a8d 100644 --- a/libxfs/xfs_inode_fork.c +++ b/libxfs/xfs_inode_fork.c @@ -183,7 +183,7 @@ xfs_iformat_btree( ifp = xfs_ifork_ptr(ip, whichfork); dfp = (xfs_bmdr_block_t *)XFS_DFORK_PTR(dip, whichfork); - size = XFS_BMAP_BROOT_SPACE(mp, dfp); + size = xfs_bmap_broot_space(mp, dfp); nrecs = be16_to_cpu(dfp->bb_numrecs); level = be16_to_cpu(dfp->bb_level); @@ -196,7 +196,7 @@ xfs_iformat_btree( */ if (unlikely(ifp->if_nextents <= XFS_IFORK_MAXEXT(ip, whichfork) || nrecs == 0 || - XFS_BMDR_SPACE_CALC(nrecs) > + xfs_bmdr_space_calc(nrecs) > XFS_DFORK_SIZE(dip, mp, whichfork) || ifp->if_nextents > ip->i_nblocks) || level == 0 || level > XFS_BM_MAXLEVELS(mp, whichfork)) { @@ -407,7 +407,7 @@ xfs_iroot_realloc( * allocate it now and get out. */ if (ifp->if_broot_bytes == 0) { - new_size = XFS_BMAP_BROOT_SPACE_CALC(mp, rec_diff); + new_size = xfs_bmap_broot_space_calc(mp, rec_diff); ifp->if_broot = kmalloc(new_size, GFP_KERNEL | __GFP_NOFAIL); ifp->if_broot_bytes = (int)new_size; @@ -422,15 +422,15 @@ xfs_iroot_realloc( */ cur_max = xfs_bmbt_maxrecs(mp, ifp->if_broot_bytes, 0); new_max = cur_max + rec_diff; - new_size = XFS_BMAP_BROOT_SPACE_CALC(mp, new_max); + new_size = xfs_bmap_broot_space_calc(mp, new_max); ifp->if_broot = krealloc(ifp->if_broot, new_size, GFP_KERNEL | __GFP_NOFAIL); - op = (char *)XFS_BMAP_BROOT_PTR_ADDR(mp, ifp->if_broot, 1, + op = (char *)xfs_bmap_broot_ptr_addr(mp, ifp->if_broot, 1, ifp->if_broot_bytes); - np = (char *)XFS_BMAP_BROOT_PTR_ADDR(mp, ifp->if_broot, 1, + np = (char *)xfs_bmap_broot_ptr_addr(mp, ifp->if_broot, 1, (int)new_size); ifp->if_broot_bytes = (int)new_size; - ASSERT(XFS_BMAP_BMDR_SPACE(ifp->if_broot) <= + ASSERT(xfs_bmap_bmdr_space(ifp->if_broot) <= xfs_inode_fork_size(ip, whichfork)); memmove(np, op, cur_max * (uint)sizeof(xfs_fsblock_t)); return; @@ -446,7 +446,7 @@ xfs_iroot_realloc( new_max = cur_max + rec_diff; ASSERT(new_max >= 0); if (new_max > 0) - new_size = XFS_BMAP_BROOT_SPACE_CALC(mp, new_max); + new_size = xfs_bmap_broot_space_calc(mp, new_max); else new_size = 0; if (new_size > 0) { @@ -455,7 +455,7 @@ xfs_iroot_realloc( * First copy over the btree block header. */ memcpy(new_broot, ifp->if_broot, - XFS_BMBT_BLOCK_LEN(ip->i_mount)); + xfs_bmbt_block_len(ip->i_mount)); } else { new_broot = NULL; } @@ -467,16 +467,16 @@ xfs_iroot_realloc( /* * First copy the keys. */ - op = (char *)XFS_BMBT_KEY_ADDR(mp, ifp->if_broot, 1); - np = (char *)XFS_BMBT_KEY_ADDR(mp, new_broot, 1); + op = (char *)xfs_bmbt_key_addr(mp, ifp->if_broot, 1); + np = (char *)xfs_bmbt_key_addr(mp, new_broot, 1); memcpy(np, op, new_max * (uint)sizeof(xfs_bmbt_key_t)); /* * Then copy the pointers. */ - op = (char *)XFS_BMAP_BROOT_PTR_ADDR(mp, ifp->if_broot, 1, + op = (char *)xfs_bmap_broot_ptr_addr(mp, ifp->if_broot, 1, ifp->if_broot_bytes); - np = (char *)XFS_BMAP_BROOT_PTR_ADDR(mp, new_broot, 1, + np = (char *)xfs_bmap_broot_ptr_addr(mp, new_broot, 1, (int)new_size); memcpy(np, op, new_max * (uint)sizeof(xfs_fsblock_t)); } @@ -484,7 +484,7 @@ xfs_iroot_realloc( ifp->if_broot = new_broot; ifp->if_broot_bytes = (int)new_size; if (ifp->if_broot) - ASSERT(XFS_BMAP_BMDR_SPACE(ifp->if_broot) <= + ASSERT(xfs_bmap_bmdr_space(ifp->if_broot) <= xfs_inode_fork_size(ip, whichfork)); return; } @@ -653,7 +653,7 @@ xfs_iflush_fork( if ((iip->ili_fields & brootflag[whichfork]) && (ifp->if_broot_bytes > 0)) { ASSERT(ifp->if_broot != NULL); - ASSERT(XFS_BMAP_BMDR_SPACE(ifp->if_broot) <= + ASSERT(xfs_bmap_bmdr_space(ifp->if_broot) <= xfs_inode_fork_size(ip, whichfork)); xfs_bmbt_to_bmdr(mp, ifp->if_broot, ifp->if_broot_bytes, (xfs_bmdr_block_t *)cp, diff --git a/libxfs/xfs_trans_resv.c b/libxfs/xfs_trans_resv.c index 156f9578d281a0..3da18fb4027420 100644 --- a/libxfs/xfs_trans_resv.c +++ b/libxfs/xfs_trans_resv.c @@ -127,7 +127,7 @@ xfs_calc_inode_res( (4 * sizeof(struct xlog_op_header) + sizeof(struct xfs_inode_log_format) + mp->m_sb.sb_inodesize + - 2 * XFS_BMBT_BLOCK_LEN(mp)); + 2 * xfs_bmbt_block_len(mp)); } /* diff --git a/repair/bmap_repair.c b/repair/bmap_repair.c index 317061aa564f56..b341caf627d5fd 100644 --- a/repair/bmap_repair.c +++ b/repair/bmap_repair.c @@ -284,7 +284,7 @@ xrep_bmap_iroot_size( { ASSERT(level > 0); - return XFS_BMAP_BROOT_SPACE_CALC(cur->bc_mp, nr_this_level); + return xfs_bmap_broot_space_calc(cur->bc_mp, nr_this_level); } /* Update the inode counters. */ diff --git a/repair/dinode.c b/repair/dinode.c index aae3cb7a40b981..ac81c487a20b8a 100644 --- a/repair/dinode.c +++ b/repair/dinode.c @@ -809,19 +809,19 @@ _("bad numrecs 0 in inode %" PRIu64 " bmap btree root block\n"), /* * use bmdr/dfork_dsize since the root block is in the data fork */ - if (XFS_BMDR_SPACE_CALC(numrecs) > XFS_DFORK_SIZE(dip, mp, whichfork)) { + if (xfs_bmdr_space_calc(numrecs) > XFS_DFORK_SIZE(dip, mp, whichfork)) { do_warn( - _("indicated size of %s btree root (%d bytes) greater than space in " + _("indicated size of %s btree root (%zu bytes) greater than space in " "inode %" PRIu64 " %s fork\n"), - forkname, XFS_BMDR_SPACE_CALC(numrecs), lino, forkname); + forkname, xfs_bmdr_space_calc(numrecs), lino, forkname); return(1); } init_bm_cursor(&cursor, level + 1); - pp = XFS_BMDR_PTR_ADDR(dib, 1, + pp = xfs_bmdr_ptr_addr(dib, 1, libxfs_bmdr_maxrecs(XFS_DFORK_SIZE(dip, mp, whichfork), 0)); - pkey = XFS_BMDR_KEY_ADDR(dib, 1); + pkey = xfs_bmdr_key_addr(dib, 1); last_key = NULLFILEOFF; for (i = 0; i < numrecs; i++) { diff --git a/repair/prefetch.c b/repair/prefetch.c index 22efd54bf9ebf3..998797e3696bac 100644 --- a/repair/prefetch.c +++ b/repair/prefetch.c @@ -328,13 +328,13 @@ pf_scanfunc_bmap( if (numrecs > mp->m_bmap_dmxr[0] || !isadir) return 0; return pf_read_bmbt_reclist(args, - XFS_BMBT_REC_ADDR(mp, block, 1), numrecs); + xfs_bmbt_rec_addr(mp, block, 1), numrecs); } if (numrecs > mp->m_bmap_dmxr[1]) return 0; - pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[1]); + pp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[1]); for (i = 0; i < numrecs; i++) { dbno = get_unaligned_be64(&pp[i]); @@ -372,11 +372,11 @@ pf_read_btinode( /* * use bmdr/dfork_dsize since the root block is in the data fork */ - if (XFS_BMDR_SPACE_CALC(numrecs) > XFS_DFORK_DSIZE(dino, mp)) + if (xfs_bmdr_space_calc(numrecs) > XFS_DFORK_DSIZE(dino, mp)) return; dsize = XFS_DFORK_DSIZE(dino, mp); - pp = XFS_BMDR_PTR_ADDR(dib, 1, libxfs_bmdr_maxrecs(dsize, 0)); + pp = xfs_bmdr_ptr_addr(dib, 1, libxfs_bmdr_maxrecs(dsize, 0)); for (i = 0; i < numrecs; i++) { dbno = get_unaligned_be64(&pp[i]); diff --git a/repair/scan.c b/repair/scan.c index 8352b3ccff7d7e..b115dd4948b969 100644 --- a/repair/scan.c +++ b/repair/scan.c @@ -416,7 +416,7 @@ _("inode %" PRIu64 " bad # of bmap records (%" PRIu64 ", min - %u, max - %u)\n") mp->m_bmap_dmxr[0]); return(1); } - rp = XFS_BMBT_REC_ADDR(mp, block, 1); + rp = xfs_bmbt_rec_addr(mp, block, 1); *nex += numrecs; /* * XXX - if we were going to fix up the btree record, @@ -466,8 +466,8 @@ _("inode %" PRIu64 " bad # of bmap records (%" PRIu64 ", min - %u, max - %u)\n") ino, numrecs, mp->m_bmap_dmnr[1], mp->m_bmap_dmxr[1]); return(1); } - pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[1]); - pkey = XFS_BMBT_KEY_ADDR(mp, block, 1); + pp = xfs_bmbt_ptr_addr(mp, block, 1, mp->m_bmap_dmxr[1]); + pkey = xfs_bmbt_key_addr(mp, block, 1); last_key = NULLFILEOFF;