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authorH. Peter Anvin <hpa@linux.intel.com>2012-01-19 21:56:50 +0100
committerH. Peter Anvin <hpa@linux.intel.com>2012-01-19 21:56:50 +0100
commit282f445a779ed76fca9884fe377bf56a3088b208 (patch)
treed9abcf526baee0100672851e0a8894c19e762a39 /fs/nfs/nfs4filelayout.c
parentx86, tsc: Fix SMI induced variation in quick_pit_calibrate() (diff)
parentuml: fix compile for x86-64 (diff)
downloadlinux-282f445a779ed76fca9884fe377bf56a3088b208.tar.xz
linux-282f445a779ed76fca9884fe377bf56a3088b208.zip
Merge remote-tracking branch 'linus/master' into x86/urgent
Diffstat (limited to 'fs/nfs/nfs4filelayout.c')
-rw-r--r--fs/nfs/nfs4filelayout.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/fs/nfs/nfs4filelayout.c b/fs/nfs/nfs4filelayout.c
index a62d36b9a99e..71ec08617e23 100644
--- a/fs/nfs/nfs4filelayout.c
+++ b/fs/nfs/nfs4filelayout.c
@@ -49,13 +49,14 @@ filelayout_get_dense_offset(struct nfs4_filelayout_segment *flseg,
loff_t offset)
{
u32 stripe_width = flseg->stripe_unit * flseg->dsaddr->stripe_count;
- u64 tmp;
+ u64 stripe_no;
+ u32 rem;
offset -= flseg->pattern_offset;
- tmp = offset;
- do_div(tmp, stripe_width);
+ stripe_no = div_u64(offset, stripe_width);
+ div_u64_rem(offset, flseg->stripe_unit, &rem);
- return tmp * flseg->stripe_unit + do_div(offset, flseg->stripe_unit);
+ return stripe_no * flseg->stripe_unit + rem;
}
/* This function is used by the layout driver to calculate the