The branch main has been updated by melifaro:
URL:
https://cgit.FreeBSD.org/src/commit/?id=d5be41beb7c44119730791d92782d8e77174d312
commit d5be41beb7c44119730791d92782d8e77174d312
Author: Alexander V. Chernikov <melif...@freebsd.org>
AuthorDate: 2021-03-07 22:05:34 +0000
Commit: Alexander V. Chernikov <melif...@freebsd.org>
CommitDate: 2021-03-07 22:17:53 +0000
Fix dpdk/ldradix fib lookup algorithm preference calculation.
The current preference number were copied from IPv4 code,
assuming 500k routes to be the full-view. Adjust with the current
reality (100k full-view).
Reported by: Marek Zarychta <zarychtam at plan-b.pwste.edu.pl>
MFC after: 3 days
---
sys/contrib/dpdk_rte_lpm/dpdk_lpm6.c | 4 ++--
sys/netinet6/in6_fib_algo.c | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/sys/contrib/dpdk_rte_lpm/dpdk_lpm6.c
b/sys/contrib/dpdk_rte_lpm/dpdk_lpm6.c
index 250e3e1bde4a..17d35c16346d 100644
--- a/sys/contrib/dpdk_rte_lpm/dpdk_lpm6.c
+++ b/sys/contrib/dpdk_rte_lpm/dpdk_lpm6.c
@@ -129,8 +129,8 @@ rte6_get_pref(const struct rib_rtable_info *rinfo)
return (1);
else if (rinfo->num_prefixes < 1000)
return (rinfo->num_prefixes / 10);
- else if (rinfo->num_prefixes < 500000)
- return (100 + rinfo->num_prefixes / 3334);
+ else if (rinfo->num_prefixes < 100000)
+ return (100 + rinfo->num_prefixes / 667);
else
return (250);
}
diff --git a/sys/netinet6/in6_fib_algo.c b/sys/netinet6/in6_fib_algo.c
index c9df9387af37..04d194273168 100644
--- a/sys/netinet6/in6_fib_algo.c
+++ b/sys/netinet6/in6_fib_algo.c
@@ -118,8 +118,8 @@ lradix6_get_pref(const struct rib_rtable_info *rinfo)
if (rinfo->num_prefixes < 10)
return (255);
- else if (rinfo->num_prefixes < 100000)
- return (255 - rinfo->num_prefixes / 394);
+ else if (rinfo->num_prefixes < 10000)
+ return (255 - rinfo->num_prefixes / 40);
else
return (1);
}
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