skbuff: rewrite the doc for data-only skbs
authorJakub Kicinski <kuba@kernel.org>
Mon, 9 May 2022 16:04:55 +0000 (09:04 -0700)
committerJakub Kicinski <kuba@kernel.org>
Wed, 11 May 2022 00:48:35 +0000 (17:48 -0700)
commit9ec7ea1462084df695f34c5ac2d2d2250d9d6897
tree688e1936d6e9e6b37beb090fb7e8cc65318662f3
parentddccc9ef55992716ad477d38fbcd9f8f1d34fc67
skbuff: rewrite the doc for data-only skbs

The comment about shinfo->dataref split is really unhelpful,
at least to me. Rewrite it and render it to skb documentation.

Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Documentation/networking/index.rst
Documentation/networking/skbuff.rst
include/linux/skbuff.h