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author | Florian Westphal <fw@strlen.de> | 2023-10-08 10:46:30 +0200 |
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committer | Florian Westphal <fw@strlen.de> | 2023-10-08 10:46:30 +0200 |
commit | 468b81e1959cea1ce22a78386aca14568922076e (patch) | |
tree | cc512454fbbb2b125d575b808cfe23635910c49d | |
parent | b35f537bd69b825347b5d4a24aa3f0d3a359336f (diff) |
libnetfiler_queue: add comment wrt. F_GSO flag.
Signed-off-by: Florian Westphal <fw@strlen.de>
-rw-r--r-- | src/libnetfilter_queue.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/libnetfilter_queue.c b/src/libnetfilter_queue.c index 86d74c2..bf67a19 100644 --- a/src/libnetfilter_queue.c +++ b/src/libnetfilter_queue.c @@ -127,6 +127,9 @@ gcc -g3 -ggdb -Wall -lmnl -lnetfilter_queue -o nf-queue nf-queue.c * (it requires Linux kernel >= 2.6.31). * - consider using fail-open option see nfq_set_queue_flags() (it requires * Linux kernel >= 3.6) + * - make your application offload aware to avoid costly normalization on kernel + * side. See NFQA_CFG_F_GSO flag to nfq_set_queue_flags(). + * Linux kernel >= 3.10. * - increase queue max length with nfq_set_queue_maxlen() to resist to packets * burst */ |