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```
int do_load_unload_xdp(int *progfd, enum net_load_type *load_type, int *ifindex)
$ F=do_load_unload_xdp
$ uftrace -A $F@arg1 -F $F -a $B net load id 16 xdp enp3s0
# DURATION TID FUNC…
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Hi
I encountered offset error while inserting xdp_icmp_echo.
mount -t bpf bpf /sys/fs/bpf
./xdp_loader -d eth0 -F --filename xdp_prog_kern_03.o --progsec xdp_icmp_echo
the error message is a…
yugun updated
3 years ago
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I would like to know about, how to set core affinity during run to completion and poll mode options using xdp. Any specific api is there for this?
@magnus-karlsson @tohojo
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I am having an interesting observation. If I am receiving network packets through the nic, while loading xdp my throughout is getting reduced (this throughput is consistent with a reduction from the e…
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Do we support jumbo frame in xdp. Any huge page concepts will work here ?
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Any example program for af_xdp socket based packet sending with xdp, here packet can be raw ip packet (packet with ip and UDP header) or any other packets ?
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How to know XDP execution is in native mode or generic mode ?
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BPF_OBJ_GET permissions were relaxed in 4.4 to not require CAP_SYS_ADMIN. We should do a runtime probe to determine this during the permissions step, and not require it if it's not needed.
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Part of the BPF complexity test configuration is to spell out the capabilities of the tested kernel. For example https://github.com/cilium/cilium/blob/6092fca685dae8981e12b92423cf4af743810309/bpf/comp…
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When reimplementing [xdpsock_kern.c] from the Linux sources, this framework appears to emit incorrect eBPF programs. I'm currently loading eBPF programs in a rust binary using libbpf_rs for program ma…