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From: Conor Walsh <conor.walsh@intel.com>
To: jerinj@marvell.com, stephen@networkplumber.org,
bernard.iremonger@intel.com, konstantin.ananyev@intel.com,
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Conor Walsh <conor.walsh@intel.com>
Date: Thu, 11 Mar 2021 12:01:49 +0000
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Subject: [dpdk-dev] [PATCH v4 1/5] examples/l3fwd: fix LPM IPv6 subnets
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The IPv6 subnets used were not within the 2001:200::/48 subnet
Changed to 2001:200:0:{0-7}::/64 where 0-7 is the port ID
Fixes: 37afe381bde4 ("examples/l3fwd: use reserved IP addresses")
Signed-off-by: Conor Walsh <conor.walsh@intel.com>
Acked-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
---
examples/l3fwd/l3fwd_lpm.c | 26 ++++++++++++++++----------
1 file changed, 16 insertions(+), 10 deletions(-)
diff --git a/examples/l3fwd/l3fwd_lpm.c b/examples/l3fwd/l3fwd_lpm.c
index 3dcf1fef18..1cfaf36572 100644
--- a/examples/l3fwd/l3fwd_lpm.c
+++ b/examples/l3fwd/l3fwd_lpm.c
@@ -42,7 +42,10 @@ struct ipv6_l3fwd_lpm_route {
uint8_t if_out;
};
-/* 198.18.0.0/16 are set aside for RFC2544 benchmarking (RFC5735). */
+/*
+ * 198.18.0.0/16 are set aside for RFC2544 benchmarking (RFC5735).
+ * 198.18.{0-7}.0/24 = Port {0-7}
+ */
static const struct ipv4_l3fwd_lpm_route ipv4_l3fwd_lpm_route_array[] = {
{RTE_IPV4(198, 18, 0, 0), 24, 0},
{RTE_IPV4(198, 18, 1, 0), 24, 1},
@@ -54,16 +57,19 @@ static const struct ipv4_l3fwd_lpm_route ipv4_l3fwd_lpm_route_array[] = {
{RTE_IPV4(198, 18, 7, 0), 24, 7},
};
-/* 2001:0200::/48 is IANA reserved range for IPv6 benchmarking (RFC5180) */
+/*
+ * 2001:200::/48 is IANA reserved range for IPv6 benchmarking (RFC5180).
+ * 2001:200:0:{0-7}::/64 = Port {0-7}
+ */
static const struct ipv6_l3fwd_lpm_route ipv6_l3fwd_lpm_route_array[] = {
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 48, 0},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0}, 48, 1},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0}, 48, 2},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0}, 48, 3},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0}, 48, 4},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0}, 48, 5},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0}, 48, 6},
- {{32, 1, 2, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0}, 48, 7},
+ {{32, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 0},
+ {{32, 1, 2, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 1},
+ {{32, 1, 2, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 2},
+ {{32, 1, 2, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 3},
+ {{32, 1, 2, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 4},
+ {{32, 1, 2, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 5},
+ {{32, 1, 2, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 6},
+ {{32, 1, 2, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 0}, 64, 7},
};
#define IPV4_L3FWD_LPM_MAX_RULES 1024
--
2.25.1