From cc10df4a3a5c34cb1d5b635ac70dd1fc406153ce Mon Sep 17 00:00:00 2001 From: Ilya Dryomov Date: Tue, 24 Dec 2013 21:19:26 +0200 Subject: [PATCH] crush: add SET_CHOOSE_TRIES rule step Since we can specify the recursive retries in a rule, we may as well also specify the non-recursive tries too for completeness. Reflects ceph.git commit d1b97462cffccc871914859eaee562f2786abfd1. Signed-off-by: Ilya Dryomov Reviewed-by: Sage Weil --- include/linux/crush/crush.h | 3 ++- net/ceph/crush/mapper.c | 5 +++++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/include/linux/crush/crush.h b/include/linux/crush/crush.h index 07b8fd4f81fc..5f95969347ec 100644 --- a/include/linux/crush/crush.h +++ b/include/linux/crush/crush.h @@ -47,7 +47,8 @@ enum { CRUSH_RULE_CHOOSE_LEAF_FIRSTN = 6, CRUSH_RULE_CHOOSE_LEAF_INDEP = 7, - CRUSH_RULE_SET_CHOOSE_LEAF_TRIES = 9, + CRUSH_RULE_SET_CHOOSE_TRIES = 8, /* override choose_total_tries */ + CRUSH_RULE_SET_CHOOSE_LEAF_TRIES = 9, /* override chooseleaf_descend_once */ }; /* diff --git a/net/ceph/crush/mapper.c b/net/ceph/crush/mapper.c index c34320518c8b..a1acdea935bf 100644 --- a/net/ceph/crush/mapper.c +++ b/net/ceph/crush/mapper.c @@ -661,6 +661,11 @@ int crush_do_rule(const struct crush_map *map, wsize = 1; break; + case CRUSH_RULE_SET_CHOOSE_TRIES: + if (curstep->arg1 > 0) + choose_tries = curstep->arg1; + break; + case CRUSH_RULE_SET_CHOOSE_LEAF_TRIES: if (curstep->arg1 > 0) choose_leaf_tries = curstep->arg1; -- 2.39.2