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authorChristoph Hellwig <hch@sgi.com>2005-11-02 15:11:25 +1100
committerNathan Scott <nathans@sgi.com>2005-11-02 15:11:25 +1100
commit16259e7d952e26e949cc2c8c68b74f34b293935d (patch)
treea016791ecb67761236d32b9915efa9a92f6f3767 /fs/xfs/xfs_ialloc.c
parente2ed81fbbb7c76e0a1b3e2f1b5a7414f4d66a559 (diff)
downloadop-kernel-dev-16259e7d952e26e949cc2c8c68b74f34b293935d.zip
op-kernel-dev-16259e7d952e26e949cc2c8c68b74f34b293935d.tar.gz
[XFS] Endianess annotations for various allocator data structures
SGI-PV: 943272 SGI-Modid: xfs-linux:xfs-kern:201006a Signed-off-by: Christoph Hellwig <hch@sgi.com> Signed-off-by: Nathan Scott <nathans@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_ialloc.c')
-rw-r--r--fs/xfs/xfs_ialloc.c74
1 files changed, 36 insertions, 38 deletions
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index d8ceb3d..8f3fae1 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -178,8 +178,8 @@ xfs_ialloc_ag_alloc(
* Ideally they should be spaced out through the a.g.
* For now, just allocate blocks up front.
*/
- args.agbno = INT_GET(agi->agi_root, ARCH_CONVERT);
- args.fsbno = XFS_AGB_TO_FSB(args.mp, INT_GET(agi->agi_seqno, ARCH_CONVERT),
+ args.agbno = be32_to_cpu(agi->agi_root);
+ args.fsbno = XFS_AGB_TO_FSB(args.mp, be32_to_cpu(agi->agi_seqno),
args.agbno);
/*
* Allocate a fixed-size extent of inodes.
@@ -201,9 +201,9 @@ xfs_ialloc_ag_alloc(
*/
if (isaligned && args.fsbno == NULLFSBLOCK) {
args.type = XFS_ALLOCTYPE_NEAR_BNO;
- args.agbno = INT_GET(agi->agi_root, ARCH_CONVERT);
+ args.agbno = be32_to_cpu(agi->agi_root);
args.fsbno = XFS_AGB_TO_FSB(args.mp,
- INT_GET(agi->agi_seqno, ARCH_CONVERT), args.agbno);
+ be32_to_cpu(agi->agi_seqno), args.agbno);
if (XFS_SB_VERSION_HASALIGN(&args.mp->m_sb) &&
args.mp->m_sb.sb_inoalignmt >=
XFS_B_TO_FSBT(args.mp, XFS_INODE_CLUSTER_SIZE(args.mp)))
@@ -258,7 +258,7 @@ xfs_ialloc_ag_alloc(
/*
* Get the block.
*/
- d = XFS_AGB_TO_DADDR(args.mp, INT_GET(agi->agi_seqno, ARCH_CONVERT),
+ d = XFS_AGB_TO_DADDR(args.mp, be32_to_cpu(agi->agi_seqno),
args.agbno + (j * blks_per_cluster));
fbuf = xfs_trans_get_buf(tp, args.mp->m_ddev_targp, d,
args.mp->m_bsize * blks_per_cluster,
@@ -278,17 +278,17 @@ xfs_ialloc_ag_alloc(
}
xfs_trans_inode_alloc_buf(tp, fbuf);
}
- INT_MOD(agi->agi_count, ARCH_CONVERT, newlen);
- INT_MOD(agi->agi_freecount, ARCH_CONVERT, newlen);
+ be32_add(&agi->agi_count, newlen);
+ be32_add(&agi->agi_freecount, newlen);
down_read(&args.mp->m_peraglock);
- args.mp->m_perag[INT_GET(agi->agi_seqno, ARCH_CONVERT)].pagi_freecount += newlen;
+ args.mp->m_perag[be32_to_cpu(agi->agi_seqno)].pagi_freecount += newlen;
up_read(&args.mp->m_peraglock);
- INT_SET(agi->agi_newino, ARCH_CONVERT, newino);
+ agi->agi_newino = cpu_to_be32(newino);
/*
* Insert records describing the new inode chunk into the btree.
*/
cur = xfs_btree_init_cursor(args.mp, tp, agbp,
- INT_GET(agi->agi_seqno, ARCH_CONVERT),
+ be32_to_cpu(agi->agi_seqno),
XFS_BTNUM_INO, (xfs_inode_t *)0, 0);
for (thisino = newino;
thisino < newino + newlen;
@@ -528,7 +528,7 @@ xfs_dialloc(
return 0;
}
agi = XFS_BUF_TO_AGI(agbp);
- ASSERT(INT_GET(agi->agi_magicnum, ARCH_CONVERT) == XFS_AGI_MAGIC);
+ ASSERT(be32_to_cpu(agi->agi_magicnum) == XFS_AGI_MAGIC);
} else {
/*
* Continue where we left off before. In this case, we
@@ -536,12 +536,12 @@ xfs_dialloc(
*/
agbp = *IO_agbp;
agi = XFS_BUF_TO_AGI(agbp);
- ASSERT(INT_GET(agi->agi_magicnum, ARCH_CONVERT) == XFS_AGI_MAGIC);
- ASSERT(INT_GET(agi->agi_freecount, ARCH_CONVERT) > 0);
+ ASSERT(be32_to_cpu(agi->agi_magicnum) == XFS_AGI_MAGIC);
+ ASSERT(be32_to_cpu(agi->agi_freecount) > 0);
}
mp = tp->t_mountp;
agcount = mp->m_sb.sb_agcount;
- agno = INT_GET(agi->agi_seqno, ARCH_CONVERT);
+ agno = be32_to_cpu(agi->agi_seqno);
tagno = agno;
pagno = XFS_INO_TO_AGNO(mp, parent);
pagino = XFS_INO_TO_AGINO(mp, parent);
@@ -589,7 +589,7 @@ xfs_dialloc(
* can commit the current transaction and call
* us again where we left off.
*/
- ASSERT(INT_GET(agi->agi_freecount, ARCH_CONVERT) > 0);
+ ASSERT(be32_to_cpu(agi->agi_freecount) > 0);
*alloc_done = B_TRUE;
*IO_agbp = agbp;
*inop = NULLFSINO;
@@ -620,7 +620,7 @@ nextag:
if (error)
goto nextag;
agi = XFS_BUF_TO_AGI(agbp);
- ASSERT(INT_GET(agi->agi_magicnum, ARCH_CONVERT) == XFS_AGI_MAGIC);
+ ASSERT(be32_to_cpu(agi->agi_magicnum) == XFS_AGI_MAGIC);
}
/*
* Here with an allocation group that has a free inode.
@@ -629,14 +629,14 @@ nextag:
*/
agno = tagno;
*IO_agbp = NULL;
- cur = xfs_btree_init_cursor(mp, tp, agbp, INT_GET(agi->agi_seqno, ARCH_CONVERT),
+ cur = xfs_btree_init_cursor(mp, tp, agbp, be32_to_cpu(agi->agi_seqno),
XFS_BTNUM_INO, (xfs_inode_t *)0, 0);
/*
* If pagino is 0 (this is the root inode allocation) use newino.
* This must work because we've just allocated some.
*/
if (!pagino)
- pagino = INT_GET(agi->agi_newino, ARCH_CONVERT);
+ pagino = be32_to_cpu(agi->agi_newino);
#ifdef DEBUG
if (cur->bc_nlevels == 1) {
int freecount = 0;
@@ -654,7 +654,7 @@ nextag:
goto error0;
} while (i == 1);
- ASSERT(freecount == INT_GET(agi->agi_freecount, ARCH_CONVERT) ||
+ ASSERT(freecount == be32_to_cpu(agi->agi_freecount) ||
XFS_FORCED_SHUTDOWN(mp));
}
#endif
@@ -813,9 +813,9 @@ nextag:
* In a different a.g. from the parent.
* See if the most recently allocated block has any free.
*/
- else if (INT_GET(agi->agi_newino, ARCH_CONVERT) != NULLAGINO) {
+ else if (be32_to_cpu(agi->agi_newino) != NULLAGINO) {
if ((error = xfs_inobt_lookup_eq(cur,
- INT_GET(agi->agi_newino, ARCH_CONVERT), 0, 0, &i)))
+ be32_to_cpu(agi->agi_newino), 0, 0, &i)))
goto error0;
if (i == 1 &&
(error = xfs_inobt_get_rec(cur, &rec.ir_startino,
@@ -862,7 +862,7 @@ nextag:
if ((error = xfs_inobt_update(cur, rec.ir_startino, rec.ir_freecount,
rec.ir_free)))
goto error0;
- INT_MOD(agi->agi_freecount, ARCH_CONVERT, -1);
+ be32_add(&agi->agi_freecount, -1);
xfs_ialloc_log_agi(tp, agbp, XFS_AGI_FREECOUNT);
down_read(&mp->m_peraglock);
mp->m_perag[tagno].pagi_freecount--;
@@ -882,7 +882,7 @@ nextag:
if ((error = xfs_inobt_increment(cur, 0, &i)))
goto error0;
} while (i == 1);
- ASSERT(freecount == INT_GET(agi->agi_freecount, ARCH_CONVERT) ||
+ ASSERT(freecount == be32_to_cpu(agi->agi_freecount) ||
XFS_FORCED_SHUTDOWN(mp));
}
#endif
@@ -970,8 +970,8 @@ xfs_difree(
return error;
}
agi = XFS_BUF_TO_AGI(agbp);
- ASSERT(INT_GET(agi->agi_magicnum, ARCH_CONVERT) == XFS_AGI_MAGIC);
- ASSERT(agbno < INT_GET(agi->agi_length, ARCH_CONVERT));
+ ASSERT(be32_to_cpu(agi->agi_magicnum) == XFS_AGI_MAGIC);
+ ASSERT(agbno < be32_to_cpu(agi->agi_length));
/*
* Initialize the cursor.
*/
@@ -993,7 +993,7 @@ xfs_difree(
goto error0;
}
} while (i == 1);
- ASSERT(freecount == INT_GET(agi->agi_freecount, ARCH_CONVERT) ||
+ ASSERT(freecount == be32_to_cpu(agi->agi_freecount) ||
XFS_FORCED_SHUTDOWN(mp));
}
#endif
@@ -1042,8 +1042,8 @@ xfs_difree(
* to be freed when the transaction is committed.
*/
ilen = XFS_IALLOC_INODES(mp);
- INT_MOD(agi->agi_count, ARCH_CONVERT, -ilen);
- INT_MOD(agi->agi_freecount, ARCH_CONVERT, -(ilen - 1));
+ be32_add(&agi->agi_count, -ilen);
+ be32_add(&agi->agi_freecount, -(ilen - 1));
xfs_ialloc_log_agi(tp, agbp, XFS_AGI_COUNT | XFS_AGI_FREECOUNT);
down_read(&mp->m_peraglock);
mp->m_perag[agno].pagi_freecount -= ilen - 1;
@@ -1072,7 +1072,7 @@ xfs_difree(
/*
* Change the inode free counts and log the ag/sb changes.
*/
- INT_MOD(agi->agi_freecount, ARCH_CONVERT, 1);
+ be32_add(&agi->agi_freecount, 1);
xfs_ialloc_log_agi(tp, agbp, XFS_AGI_FREECOUNT);
down_read(&mp->m_peraglock);
mp->m_perag[agno].pagi_freecount++;
@@ -1098,7 +1098,7 @@ xfs_difree(
goto error0;
}
} while (i == 1);
- ASSERT(freecount == INT_GET(agi->agi_freecount, ARCH_CONVERT) ||
+ ASSERT(freecount == be32_to_cpu(agi->agi_freecount) ||
XFS_FORCED_SHUTDOWN(mp));
}
#endif
@@ -1307,7 +1307,7 @@ xfs_ialloc_log_agi(
xfs_agi_t *agi; /* allocation group header */
agi = XFS_BUF_TO_AGI(bp);
- ASSERT(INT_GET(agi->agi_magicnum, ARCH_CONVERT) == XFS_AGI_MAGIC);
+ ASSERT(be32_to_cpu(agi->agi_magicnum) == XFS_AGI_MAGIC);
#endif
/*
* Compute byte offsets for the first and last fields.
@@ -1349,9 +1349,8 @@ xfs_ialloc_read_agi(
*/
agi = XFS_BUF_TO_AGI(bp);
agi_ok =
- INT_GET(agi->agi_magicnum, ARCH_CONVERT) == XFS_AGI_MAGIC &&
- XFS_AGI_GOOD_VERSION(
- INT_GET(agi->agi_versionnum, ARCH_CONVERT));
+ be32_to_cpu(agi->agi_magicnum) == XFS_AGI_MAGIC &&
+ XFS_AGI_GOOD_VERSION(be32_to_cpu(agi->agi_versionnum));
if (unlikely(XFS_TEST_ERROR(!agi_ok, mp, XFS_ERRTAG_IALLOC_READ_AGI,
XFS_RANDOM_IALLOC_READ_AGI))) {
XFS_CORRUPTION_ERROR("xfs_ialloc_read_agi", XFS_ERRLEVEL_LOW,
@@ -1361,16 +1360,15 @@ xfs_ialloc_read_agi(
}
pag = &mp->m_perag[agno];
if (!pag->pagi_init) {
- pag->pagi_freecount = INT_GET(agi->agi_freecount, ARCH_CONVERT);
+ pag->pagi_freecount = be32_to_cpu(agi->agi_freecount);
pag->pagi_init = 1;
} else {
/*
* It's possible for these to be out of sync if
* we are in the middle of a forced shutdown.
*/
- ASSERT(pag->pagi_freecount ==
- INT_GET(agi->agi_freecount, ARCH_CONVERT)
- || XFS_FORCED_SHUTDOWN(mp));
+ ASSERT(pag->pagi_freecount == be32_to_cpu(agi->agi_freecount) ||
+ XFS_FORCED_SHUTDOWN(mp));
}
#ifdef DEBUG
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