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authorTom Herbert <tom@herbertland.com>2015-05-01 11:30:13 -0700
committerDavid S. Miller <davem@davemloft.net>2015-05-04 00:09:08 -0400
commit342db221829f8341e51839e40c47be137dfc6ebe (patch)
treeeb68572943a31a1374f13bef7fa8bdce7dc84f2f /net/sched/sch_fq_codel.c
parentnet: Add skb_get_hash_perturb (diff)
downloadlinux-dev-342db221829f8341e51839e40c47be137dfc6ebe.tar.xz
linux-dev-342db221829f8341e51839e40c47be137dfc6ebe.zip
sched: Call skb_get_hash_perturb in sch_fq_codel
Call skb_get_hash_perturb instead of doing skb_flow_dissect and then jhash by hand. Signed-off-by: Tom Herbert <tom@herbertland.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_fq_codel.c')
-rw-r--r--net/sched/sch_fq_codel.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c
index 1e52decb7b59..a6fc53d69513 100644
--- a/net/sched/sch_fq_codel.c
+++ b/net/sched/sch_fq_codel.c
@@ -23,7 +23,6 @@
#include <linux/vmalloc.h>
#include <net/netlink.h>
#include <net/pkt_sched.h>
-#include <net/flow_keys.h>
#include <net/codel.h>
/* Fair Queue CoDel.
@@ -68,15 +67,9 @@ struct fq_codel_sched_data {
};
static unsigned int fq_codel_hash(const struct fq_codel_sched_data *q,
- const struct sk_buff *skb)
+ struct sk_buff *skb)
{
- struct flow_keys keys;
- unsigned int hash;
-
- skb_flow_dissect(skb, &keys);
- hash = jhash_3words((__force u32)keys.dst,
- (__force u32)keys.src ^ keys.ip_proto,
- (__force u32)keys.ports, q->perturbation);
+ u32 hash = skb_get_hash_perturb(skb, q->perturbation);
return reciprocal_scale(hash, q->flows_cnt);
}