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[XFS] Fix regression in transaction reserved-block accounting for direct 

writes.

SGI-PV: 938145
SGI-Modid: xfs-linux:xfs-kern:23088a

Signed-off-by: Nathan Scott <nathans@sgi.com>
This commit is contained in:
Nathan Scott 2005-09-02 16:41:32 +10:00
parent ad4a8ac4e9
commit d52b44d07a
1 changed files with 8 additions and 9 deletions
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17
fs/xfs/xfs_iomap.c
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@ -391,9 +391,9 @@ xfs_iomap_write_direct(
xfs_bmbt_irec_t imap[XFS_WRITE_IMAPS], *imapp;
xfs_bmap_free_t free_list;
int aeof;
xfs_filblks_t datablocks, qblocks, resblks;
xfs_filblks_t qblocks, resblks;
int committed;
int numrtextents;
int resrtextents;
/*
* Make sure that the dquots are there. This doesn't hold
@ -434,14 +434,14 @@ xfs_iomap_write_direct(
if (!(extsz = ip->i_d.di_extsize))
extsz = mp->m_sb.sb_rextsize;
numrtextents = qblocks = (count_fsb + extsz - 1);
do_div(numrtextents, mp->m_sb.sb_rextsize);
resrtextents = qblocks = (count_fsb + extsz - 1);
do_div(resrtextents, mp->m_sb.sb_rextsize);
resblks = XFS_DIOSTRAT_SPACE_RES(mp, 0);
quota_flag = XFS_QMOPT_RES_RTBLKS;
datablocks = 0;
} else {
datablocks = qblocks = count_fsb;
resrtextents = 0;
resblks = qblocks = XFS_DIOSTRAT_SPACE_RES(mp, count_fsb);
quota_flag = XFS_QMOPT_RES_REGBLKS;
numrtextents = 0;
}
/*
@ -449,9 +449,8 @@ xfs_iomap_write_direct(
*/
xfs_iunlock(ip, XFS_ILOCK_EXCL);
tp = xfs_trans_alloc(mp, XFS_TRANS_DIOSTRAT);
resblks = XFS_DIOSTRAT_SPACE_RES(mp, datablocks);
error = xfs_trans_reserve(tp, resblks,
XFS_WRITE_LOG_RES(mp), numrtextents,
XFS_WRITE_LOG_RES(mp), resrtextents,
XFS_TRANS_PERM_LOG_RES,
XFS_WRITE_LOG_COUNT);