Commit e2b149cc4ba0 ("crush: add chooseleaf_vary_r tunable") added the
crush_map::chooseleaf_vary_r field but missed the decode part. This
lead to misdirected requests caused by incorrect raw crush mapping
sets.
Fixes: http://tracker.ceph.com/issues/8226
Reported-and-Tested-by: Dmitry Smirnov <[email protected]>
Signed-off-by: Ilya Dryomov <[email protected]>
---
net/ceph/osdmap.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/net/ceph/osdmap.c b/net/ceph/osdmap.c
index 8b8a5a24b223..c547e46084d3 100644
--- a/net/ceph/osdmap.c
+++ b/net/ceph/osdmap.c
@@ -329,6 +329,11 @@ static struct crush_map *crush_decode(void *pbyval, void
*end)
dout("crush decode tunable chooseleaf_descend_once = %d",
c->chooseleaf_descend_once);
+ ceph_decode_need(p, end, sizeof(u8), done);
+ c->chooseleaf_vary_r = ceph_decode_8(p);
+ dout("crush decode tunable chooseleaf_vary_r = %d",
+ c->chooseleaf_vary_r);
+
done:
dout("crush_decode success\n");
return c;
--
1.7.10.4
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