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[XFS] Fix a problem in aligning inode allocations to stripe unit 

boundaries.

SGI-PV: 951862
SGI-Modid: xfs-linux-melb:xfs-kern:25726a

Signed-off-by: Nathan Scott <nathans@sgi.com>
This commit is contained in:
Nathan Scott 2006-04-11 15:45:05 +10:00
parent 8c0b5113a5
commit 019ff2d57b
1 changed files with 8 additions and 7 deletions
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15
fs/xfs/xfs_ialloc.c
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@ -158,9 +158,10 @@ xfs_ialloc_ag_alloc(
*/
agi = XFS_BUF_TO_AGI(agbp);
newino = be32_to_cpu(agi->agi_newino);
if(likely(newino != NULLAGINO)) {
args.agbno = XFS_AGINO_TO_AGBNO(args.mp, newino) +
XFS_IALLOC_BLOCKS(args.mp);
args.agbno = XFS_AGINO_TO_AGBNO(args.mp, newino) +
XFS_IALLOC_BLOCKS(args.mp);
if (likely(newino != NULLAGINO &&
(args.agbno < be32_to_cpu(agi->agi_length)))) {
args.fsbno = XFS_AGB_TO_FSB(args.mp,
be32_to_cpu(agi->agi_seqno), args.agbno);
args.type = XFS_ALLOCTYPE_THIS_BNO;
@ -182,8 +183,8 @@ xfs_ialloc_ag_alloc(
* Set the alignment for the allocation.
* If stripe alignment is turned on then align at stripe unit
* boundary.
* If the cluster size is smaller than a filesystem block
* then we're doing I/O for inodes in filesystem block size
* If the cluster size is smaller than a filesystem block
* then we're doing I/O for inodes in filesystem block size
* pieces, so don't need alignment anyway.
*/
isaligned = 0;
@ -192,7 +193,7 @@ xfs_ialloc_ag_alloc(
args.alignment = args.mp->m_dalign;
isaligned = 1;
} else if (XFS_SB_VERSION_HASALIGN(&args.mp->m_sb) &&
args.mp->m_sb.sb_inoalignmt >=
args.mp->m_sb.sb_inoalignmt >=
XFS_B_TO_FSBT(args.mp,
XFS_INODE_CLUSTER_SIZE(args.mp)))
args.alignment = args.mp->m_sb.sb_inoalignmt;
@ -220,7 +221,7 @@ xfs_ialloc_ag_alloc(
if ((error = xfs_alloc_vextent(&args)))
return error;
}
/*
* If stripe alignment is turned on, then try again with cluster
* alignment.