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authorMartin KaFai Lau <kafai@fb.com>2022-03-02 11:55:50 -0800
committerDavid S. Miller <davem@davemloft.net>2022-03-03 14:38:48 +0000
commitd98d58a002619b5c165f1eedcd731e2fe2c19088 (patch)
treebe1104cfd2c72c090a9a131b38c41915ce28abaf /lib/test_vmalloc.c
parentd93376f503c7a586707925957592c0f16f4db0b1 (diff)
net: Set skb->mono_delivery_time and clear it after sch_handle_ingress()
The previous patches handled the delivery_time before sch_handle_ingress(). This patch can now set the skb->mono_delivery_time to flag the skb->tstamp is used as the mono delivery_time (EDT) instead of the (rcv) timestamp and also clear it with skb_clear_delivery_time() after sch_handle_ingress(). This will make the bpf_redirect_*() to keep the mono delivery_time and used by a qdisc (fq) of the egress-ing interface. A latter patch will postpone the skb_clear_delivery_time() until the stack learns that the skb is being delivered locally and that will make other kernel forwarding paths (ip[6]_forward) able to keep the delivery_time also. Thus, like the previous patches on using the skb->mono_delivery_time bit, calling skb_clear_delivery_time() is not limited within the CONFIG_NET_INGRESS to avoid too many code churns among this set. Signed-off-by: Martin KaFai Lau <kafai@fb.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib/test_vmalloc.c')
0 files changed, 0 insertions, 0 deletions