From d83ed858f144e3cfbef883d4bc499113cdddabeb Mon Sep 17 00:00:00 2001 From: Ilya Dryomov Date: Wed, 19 Mar 2014 16:58:37 +0200 Subject: crush: add SET_CHOOSELEAF_VARY_R step This lets you adjust the vary_r tunable on a per-rule basis. Reflects ceph.git commit f944ccc20aee60a7d8da7e405ec75ad1cd449fac. Signed-off-by: Ilya Dryomov Reviewed-by: Josh Durgin --- net/ceph/crush/mapper.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'net') diff --git a/net/ceph/crush/mapper.c b/net/ceph/crush/mapper.c index 947150cde297..a1ef53c04415 100644 --- a/net/ceph/crush/mapper.c +++ b/net/ceph/crush/mapper.c @@ -709,6 +709,11 @@ int crush_do_rule(const struct crush_map *map, choose_local_fallback_retries = curstep->arg1; break; + case CRUSH_RULE_SET_CHOOSELEAF_VARY_R: + if (curstep->arg1 >= 0) + vary_r = curstep->arg1; + break; + case CRUSH_RULE_CHOOSELEAF_FIRSTN: case CRUSH_RULE_CHOOSE_FIRSTN: firstn = 1; -- cgit v1.2.3