Author: sephe
Date: Tue Oct 10 02:57:30 2017
New Revision: 324463
URL: https://svnweb.freebsd.org/changeset/base/324463
Log:
MFC 323175
hyperv/hn: Implement SIOCGIFRSS{KEY,HASH}.
The conditional compiling in the review request is removed, since
these IOCTLs will be available in stable/10 and stable/11.
Reviewed by: gallatin
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D12175
Modified:
stable/10/sys/dev/hyperv/netvsc/if_hn.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/dev/hyperv/netvsc/if_hn.c
==============================================================================
--- stable/10/sys/dev/hyperv/netvsc/if_hn.c Tue Oct 10 02:35:04 2017
(r324462)
+++ stable/10/sys/dev/hyperv/netvsc/if_hn.c Tue Oct 10 02:57:30 2017
(r324463)
@@ -3303,6 +3303,8 @@ hn_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
struct ifreq *ifr = (struct ifreq *)data, ifr_vf;
struct ifnet *vf_ifp;
int mask, error = 0;
+ struct ifrsskey *ifrk;
+ struct ifrsshash *ifrh;
switch (cmd) {
case SIOCSIFMTU:
@@ -3558,6 +3560,56 @@ hn_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
}
HN_UNLOCK(sc);
error = ifmedia_ioctl(ifp, ifr, &sc->hn_media, cmd);
+ break;
+
+ case SIOCGIFRSSHASH:
+ ifrh = (struct ifrsshash *)data;
+ HN_LOCK(sc);
+ if (sc->hn_rx_ring_inuse == 1) {
+ HN_UNLOCK(sc);
+ ifrh->ifrh_func = RSS_FUNC_NONE;
+ ifrh->ifrh_types = 0;
+ break;
+ }
+
+ if (sc->hn_rss_hash & NDIS_HASH_FUNCTION_TOEPLITZ)
+ ifrh->ifrh_func = RSS_FUNC_TOEPLITZ;
+ else
+ ifrh->ifrh_func = RSS_FUNC_PRIVATE;
+
+ ifrh->ifrh_types = 0;
+ if (sc->hn_rss_hash & NDIS_HASH_IPV4)
+ ifrh->ifrh_types |= RSS_TYPE_IPV4;
+ if (sc->hn_rss_hash & NDIS_HASH_TCP_IPV4)
+ ifrh->ifrh_types |= RSS_TYPE_TCP_IPV4;
+ if (sc->hn_rss_hash & NDIS_HASH_IPV6)
+ ifrh->ifrh_types |= RSS_TYPE_IPV6;
+ if (sc->hn_rss_hash & NDIS_HASH_IPV6_EX)
+ ifrh->ifrh_types |= RSS_TYPE_IPV6_EX;
+ if (sc->hn_rss_hash & NDIS_HASH_TCP_IPV6)
+ ifrh->ifrh_types |= RSS_TYPE_TCP_IPV6;
+ if (sc->hn_rss_hash & NDIS_HASH_TCP_IPV6_EX)
+ ifrh->ifrh_types |= RSS_TYPE_TCP_IPV6_EX;
+ HN_UNLOCK(sc);
+ break;
+
+ case SIOCGIFRSSKEY:
+ ifrk = (struct ifrsskey *)data;
+ HN_LOCK(sc);
+ if (sc->hn_rx_ring_inuse == 1) {
+ HN_UNLOCK(sc);
+ ifrk->ifrk_func = RSS_FUNC_NONE;
+ ifrk->ifrk_keylen = 0;
+ break;
+ }
+ if (sc->hn_rss_hash & NDIS_HASH_FUNCTION_TOEPLITZ)
+ ifrk->ifrk_func = RSS_FUNC_TOEPLITZ;
+ else
+ ifrk->ifrk_func = RSS_FUNC_PRIVATE;
+ ifrk->ifrk_keylen = NDIS_HASH_KEYSIZE_TOEPLITZ;
+ memcpy(ifrk->ifrk_key, sc->hn_rss.rss_key,
+ NDIS_HASH_KEYSIZE_TOEPLITZ);
+ HN_UNLOCK(sc);
break;
default:
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