mbuf w/o pkthdr?

From: Sam <sah_at_softcardsystems.com>
Date: Tue, 12 Oct 2004 11:24:03 -0500 (EST)
Hello -

src/sys/i386/i386/busdma_machdep.c:/^bus_dmamap_load_mbuf/
prohibits loading an mbuf that does not contain a packet
header.  Some drivers use this (xl), some don't (fxp).

Are all packets supposed to have the M_PKTHDR flag?  Why?

Cheers,

Sam
Received on Tue Oct 12 2004 - 13:25:39 UTC

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