svn commit: r353845 - head/sys/dev/et
Gleb Smirnoff
glebius at FreeBSD.org
Mon Oct 21 18:11:29 UTC 2019
Author: glebius
Date: Mon Oct 21 18:11:28 2019
New Revision: 353845
URL: https://svnweb.freebsd.org/changeset/base/353845
Log:
Convert to if_foreach_llmaddr() KPI.
Modified:
head/sys/dev/et/if_et.c
Modified: head/sys/dev/et/if_et.c
==============================================================================
--- head/sys/dev/et/if_et.c Mon Oct 21 18:11:24 2019 (r353844)
+++ head/sys/dev/et/if_et.c Mon Oct 21 18:11:28 2019 (r353845)
@@ -1560,13 +1560,36 @@ et_free_rx_ring(struct et_softc *sc)
}
}
+static u_int
+et_hash_maddr(void *arg, struct sockaddr_dl *sdl, u_int cnt)
+{
+ uint32_t h, *hp, *hash = arg;
+
+ h = ether_crc32_be(LLADDR(sdl), ETHER_ADDR_LEN);
+ h = (h & 0x3f800000) >> 23;
+
+ hp = &hash[0];
+ if (h >= 32 && h < 64) {
+ h -= 32;
+ hp = &hash[1];
+ } else if (h >= 64 && h < 96) {
+ h -= 64;
+ hp = &hash[2];
+ } else if (h >= 96) {
+ h -= 96;
+ hp = &hash[3];
+ }
+ *hp |= (1 << h);
+
+ return (1);
+}
+
static void
et_setmulti(struct et_softc *sc)
{
struct ifnet *ifp;
uint32_t hash[4] = { 0, 0, 0, 0 };
uint32_t rxmac_ctrl, pktfilt;
- struct ifmultiaddr *ifma;
int i, count;
ET_LOCK_ASSERT(sc);
@@ -1581,34 +1604,7 @@ et_setmulti(struct et_softc *sc)
goto back;
}
- count = 0;
- if_maddr_rlock(ifp);
- CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
- uint32_t *hp, h;
-
- if (ifma->ifma_addr->sa_family != AF_LINK)
- continue;
-
- h = ether_crc32_be(LLADDR((struct sockaddr_dl *)
- ifma->ifma_addr), ETHER_ADDR_LEN);
- h = (h & 0x3f800000) >> 23;
-
- hp = &hash[0];
- if (h >= 32 && h < 64) {
- h -= 32;
- hp = &hash[1];
- } else if (h >= 64 && h < 96) {
- h -= 64;
- hp = &hash[2];
- } else if (h >= 96) {
- h -= 96;
- hp = &hash[3];
- }
- *hp |= (1 << h);
-
- ++count;
- }
- if_maddr_runlock(ifp);
+ count = if_foreach_llmaddr(ifp, et_hash_maddr, &hash);
for (i = 0; i < 4; ++i)
CSR_WRITE_4(sc, ET_MULTI_HASH + (i * 4), hash[i]);
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