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authorIlya Dryomov <ilya.dryomov@inktank.com>2014-03-19 16:58:37 +0200
committerSage Weil <sage@inktank.com>2014-04-04 21:07:28 -0700
commitd83ed858f144e3cfbef883d4bc499113cdddabeb (patch)
treeab5dd9ca873be26634171470f43915d19b3b78c5 /net
parente2b149cc4ba00766aceb87950c6de72ea7fc8b2e (diff)
downloadop-kernel-dev-d83ed858f144e3cfbef883d4bc499113cdddabeb.zip
op-kernel-dev-d83ed858f144e3cfbef883d4bc499113cdddabeb.tar.gz
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 <ilya.dryomov@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Diffstat (limited to 'net')
-rw-r--r--net/ceph/crush/mapper.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/ceph/crush/mapper.c b/net/ceph/crush/mapper.c
index 947150c..a1ef53c 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;
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