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Code Issues Releases Activity

Convert to if_foreach_llmaddr() KPI.

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This commit is contained in:
Gleb Smirnoff 2019-10-21 18:07:02 +00:00
parent 99e76377d2
commit 69d3f28aa4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=353816
1 changed files with 15 additions and 17 deletions
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32
sys/dev/hme/if_hme.c
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@ -1656,6 +1656,20 @@ hme_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
return (error);
}
static u_int
hme_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);
/* Just want the 6 most significant bits. */
crc >>= 26;
/* Set the corresponding bit in the filter. */
hash[crc >> 4] |= 1 << (crc & 0xf);
return (1);
}
/*
* Set up the logical address filter.
*/
@ -1663,8 +1677,6 @@ static void
hme_setladrf(struct hme_softc *sc, int reenable)
{
struct ifnet *ifp = sc->sc_ifp;
struct ifmultiaddr *inm;
u_int32_t crc;
u_int32_t hash[4];
u_int32_t macc;
@ -1721,21 +1733,7 @@ hme_setladrf(struct hme_softc *sc, int reenable)
* selects the word, while the rest of the bits select the bit within
* the word.
*/
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);
/* Just want the 6 most significant bits. */
crc >>= 26;
/* Set the corresponding bit in the filter. */
hash[crc >> 4] |= 1 << (crc & 0xf);
}
if_maddr_runlock(ifp);
if_foreach_llmaddr(ifp, hme_hash_maddr, &hash);
chipit:
/* Now load the hash table into the chip */