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Eliminate unnecessary checking for M_EXT on mbufs returned by m_getjcl().

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Reviewed by:	bz, glebius, yongari
MFC after:	3 days
Sponsored by:	EMC / Isilon Storage Division
Differential Revision:	https://reviews.freebsd.org/D938
This commit is contained in:
rwatson 2014-10-13 06:51:40 +00:00
parent ac48346d3f
commit 682c4797d8
3 changed files with 0 additions and 12 deletions
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4
sys/dev/msk/if_msk.c
View File

@ -962,10 +962,6 @@ msk_jumbo_newbuf(struct msk_if_softc *sc_if, int idx)
m = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, MJUM9BYTES); m = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, MJUM9BYTES);
if (m == NULL) if (m == NULL)
return (ENOBUFS); return (ENOBUFS);
if ((m->m_flags & M_EXT) == 0) {
m_freem(m);
return (ENOBUFS);
}
m->m_len = m->m_pkthdr.len = MJUM9BYTES; m->m_len = m->m_pkthdr.len = MJUM9BYTES;
if ((sc_if->msk_flags & MSK_FLAG_RAMBUF) == 0) if ((sc_if->msk_flags & MSK_FLAG_RAMBUF) == 0)
m_adj(m, ETHER_ALIGN); m_adj(m, ETHER_ALIGN);

4
sys/dev/nfe/if_nfe.c
View File

@ -2063,10 +2063,6 @@ nfe_jnewbuf(struct nfe_softc *sc, int idx)
m = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, MJUM9BYTES); m = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, MJUM9BYTES);
if (m == NULL) if (m == NULL)
return (ENOBUFS); return (ENOBUFS);
if ((m->m_flags & M_EXT) == 0) {
m_freem(m);
return (ENOBUFS);
}
m->m_pkthdr.len = m->m_len = MJUM9BYTES; m->m_pkthdr.len = m->m_len = MJUM9BYTES;
m_adj(m, ETHER_ALIGN); m_adj(m, ETHER_ALIGN);

4
sys/dev/sk/if_sk.c
View File

@ -1012,10 +1012,6 @@ sk_jumbo_newbuf(sc_if, idx)
m = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, MJUM9BYTES); m = m_getjcl(M_NOWAIT, MT_DATA, M_PKTHDR, MJUM9BYTES);
if (m == NULL) if (m == NULL)
return (ENOBUFS); return (ENOBUFS);
if ((m->m_flags & M_EXT) == 0) {
m_freem(m);
return (ENOBUFS);
}
m->m_pkthdr.len = m->m_len = MJUM9BYTES; m->m_pkthdr.len = m->m_len = MJUM9BYTES;
/* /*
* Adjust alignment so packet payload begins on a * Adjust alignment so packet payload begins on a