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LU-10171 lmv: avoid gratuitous 64-bit modulus
[fs/lustre-release.git]
/
lustre
/
lmv
/
lmv_obd.c
diff --git
a/lustre/lmv/lmv_obd.c
b/lustre/lmv/lmv_obd.c
index
5a7945b
..
19bfed4
100644
(file)
--- a/
lustre/lmv/lmv_obd.c
+++ b/
lustre/lmv/lmv_obd.c
@@
-1373,8
+1373,11
@@
static int lmv_select_statfs_mdt(struct lmv_obd *lmv, __u32 flags)
break;
if (LNET_NETTYP(LNET_NIDNET(lnet_id.nid)) != LOLND) {
break;
if (LNET_NETTYP(LNET_NIDNET(lnet_id.nid)) != LOLND) {
+ /* We dont need a full 64-bit modulus, just enough
+ * to distribute the requests across MDTs evenly.
+ */
lmv->lmv_statfs_start =
lmv->lmv_statfs_start =
- lnet_id.nid % lmv->desc.ld_tgt_count;
+
(u32)
lnet_id.nid % lmv->desc.ld_tgt_count;
break;
}
}
break;
}
}