Re: [PATCH net v2] ipv6: omit traffic class when calculating flow hash
From: David Ahern <hidden>
Date: 2018-06-03 15:00:47
Also in:
lkml
On 6/2/18 1:40 AM, Michal Kubecek wrote:
quoted hunk ↗ jump to hunk
diff --git a/include/net/ipv6.h b/include/net/ipv6.h index 836f31af1369..7fbdc3e9e25d 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h@@ -906,6 +906,11 @@ static inline __be32 ip6_make_flowinfo(unsigned int tclass, __be32 flowlabel) return htonl(tclass << IPV6_TCLASS_SHIFT) | flowlabel; } +static inline u32 flowi6_get_flowlabel(const struct flowi6 *fl6) +{ + return (__force u32)(fl6->flowlabel & IPV6_FLOWLABEL_MASK); +} + /* * Prototypes exported by ipv6 */
discussing the fix for net-next and making the label vs info consistent, Michal notes a few places where this helper is needed as a __be32, so the typecast should be outside of this helper.