Please send me your comments to
- Ulisses Alonso Camaró <uaca@i.hate.spam.alumni.uv.es>
+ Ulisses Alonso Camaró <uaca@i.hate.spam.alumni.uv.es>
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+ Why use PACKET_MMAP
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If you check the source code you will see that what I draw here as a frame
-is not only the link level frame. At the begining of each frame there is a
+is not only the link level frame. At the beginning of each frame there is a
header called struct tpacket_hdr used in PACKET_MMAP to hold link level's frame
meta information like timestamp. So what we draw here a frame it's really
the following (from include/linux/if_packet.h):