net: Add skb_free_frag to replace use of put_page in freeing skb->head

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This change adds a function called skb_free_frag which is meant to
compliment the function netdev_alloc_frag.  The general idea is to enable a
more lightweight version of page freeing since we don't actually need all
the overhead of a put_page, and we don't quite fit the model of __free_pages.

Signed-off-by: Alexander Duyck <alexander.h.duyck@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Alexander Duyck 2015-05-06 21:12:03 -07:00 • committed by David S. Miller

parent b63ae8ca09

commit 181edb2bfa

2 changed files with 11 additions and 4 deletions

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5

include/linux/skbuff.h

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10

net/core/skbuff.c

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