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[XFS] Fix a porting botch on the realtime subvol growfs code path.

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SGI-PV: 955515
SGI-Modid: xfs-linux-melb:xfs-kern:26806a

Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
This commit is contained in:
Nathan Scott 2006-09-28 11:03:53 +10:00 committed by Tim Shimmin
parent d432c80e68
commit 68c3271515
2 changed files with 8 additions and 1 deletions
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7
fs/xfs/linux-2.6/xfs_linux.h
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@ -332,4 +332,11 @@ static inline __uint64_t roundup_64(__uint64_t x, __uint32_t y)
return(x * y);
}
static inline __uint64_t howmany_64(__uint64_t x, __uint32_t y)
{
x += y - 1;
do_div(x, y);
return x;
}
#endif /* __XFS_LINUX__ */

2
fs/xfs/xfs_rtalloc.c
View file

@ -1948,7 +1948,7 @@ xfs_growfs_rt(
*/
nrextents = nrblocks;
do_div(nrextents, in->extsize);
nrbmblocks = roundup_64(nrextents, NBBY * sbp->sb_blocksize);
nrbmblocks = howmany_64(nrextents, NBBY * sbp->sb_blocksize);
nrextslog = xfs_highbit32(nrextents);
nrsumlevels = nrextslog + 1;
nrsumsize = (uint)sizeof(xfs_suminfo_t) * nrsumlevels * nrbmblocks;