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authorNathan Scott <nathans@sgi.com>2006-09-28 11:03:53 +1000
committerTim Shimmin <tes@sgi.com>2006-09-28 11:03:53 +1000
commit68c3271515f11f6665dc8732e53aaab3d3fdd7d3 (patch)
tree18d8c9996da0666efbf8bb1edbb7ad5b1011f491 /fs
parentd432c80e68e3c283fc9a85021f5b65e0aabf254e (diff)
downloadop-kernel-dev-68c3271515f11f6665dc8732e53aaab3d3fdd7d3.zip
op-kernel-dev-68c3271515f11f6665dc8732e53aaab3d3fdd7d3.tar.gz
[XFS] Fix a porting botch on the realtime subvol growfs code path.
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>
Diffstat (limited to 'fs')
-rw-r--r--fs/xfs/linux-2.6/xfs_linux.h7
-rw-r--r--fs/xfs/xfs_rtalloc.c2
2 files changed, 8 insertions, 1 deletions
diff --git a/fs/xfs/linux-2.6/xfs_linux.h b/fs/xfs/linux-2.6/xfs_linux.h
index 14d8402..2b0e001 100644
--- a/fs/xfs/linux-2.6/xfs_linux.h
+++ b/fs/xfs/linux-2.6/xfs_linux.h
@@ -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__ */
diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index e050987..880c732 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -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;
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