svn commit: r353815 - head/sys/dev/gem
Gleb Smirnoff
glebius at FreeBSD.org
Mon Oct 21 18:06:58 UTC 2019
Author: glebius
Date: Mon Oct 21 18:06:57 2019
New Revision: 353815
URL: https://svnweb.freebsd.org/changeset/base/353815
Log:
Convert to if_foreach_llmaddr() KPI.
Modified:
head/sys/dev/gem/if_gem.c
Modified: head/sys/dev/gem/if_gem.c
==============================================================================
--- head/sys/dev/gem/if_gem.c Mon Oct 21 18:06:53 2019 (r353814)
+++ head/sys/dev/gem/if_gem.c Mon Oct 21 18:06:57 2019 (r353815)
@@ -2202,14 +2202,27 @@ gem_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
return (error);
}
+static u_int
+gem_hash_maddr(void *arg, struct sockaddr_dl *sdl, u_int cnt)
+{
+ uint32_t crc, *hash = arg;
+
+ crc = ether_crc32_le(LLADDR(sdl), ETHER_ADDR_LEN);
+ /* We just want the 8 most significant bits. */
+ crc >>= 24;
+ /* Set the corresponding bit in the filter. */
+ hash[crc >> 4] |= 1 << (15 - (crc & 15));
+
+ return (1);
+}
+
static void
gem_setladrf(struct gem_softc *sc)
{
struct ifnet *ifp = sc->sc_ifp;
- struct ifmultiaddr *inm;
int i;
uint32_t hash[16];
- uint32_t crc, v;
+ uint32_t v;
GEM_LOCK_ASSERT(sc, MA_OWNED);
@@ -2245,23 +2258,8 @@ gem_setladrf(struct gem_softc *sc)
* is the MSB).
*/
- /* Clear the hash table. */
memset(hash, 0, sizeof(hash));
-
- if_maddr_rlock(ifp);
- CK_STAILQ_FOREACH(inm, &ifp->if_multiaddrs, ifma_link) {
- if (inm->ifma_addr->sa_family != AF_LINK)
- continue;
- crc = ether_crc32_le(LLADDR((struct sockaddr_dl *)
- inm->ifma_addr), ETHER_ADDR_LEN);
-
- /* We just want the 8 most significant bits. */
- crc >>= 24;
-
- /* Set the corresponding bit in the filter. */
- hash[crc >> 4] |= 1 << (15 - (crc & 15));
- }
- if_maddr_runlock(ifp);
+ if_foreach_llmaddr(ifp, gem_hash_maddr, hash);
v |= GEM_MAC_RX_HASH_FILTER;
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