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| author |   Michael S. Tsirkin <mst@redhat.com> | 2014-03-10 19:28:08 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-03-11 16:26:38 -0400 |
| commit | 1fd819ecb90cc9b822cd84d3056ddba315d3340f (patch) | |
| tree | a6ebab17f5c69d2c9ef08aa5fa1426201adfa7e7 /tools/perf/scripts/python | |
| parent | skbuff: skb_segment: s/fskb/list_skb/ (diff) | |
| download | linux-dev-1fd819ecb90cc9b822cd84d3056ddba315d3340f.tar.xz linux-dev-1fd819ecb90cc9b822cd84d3056ddba315d3340f.zip | |
skbuff: skb_segment: orphan frags before copying
skb_segment copies frags around, so we need
to copy them carefully to avoid accessing
user memory after reporting completion to userspace
through a callback.
skb_segment doesn't normally happen on datapath:
TSO needs to be disabled - so disabling zero copy
in this case does not look like a big deal.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions