StackOverflow Questions for Tag: bpf

Dragos Stefan Falk

Reputation: 1

Is bpf_redirect between two network interfaces in combination with AF_XDP really zero copy?

kernelbpfxdp-bpfzero-copylibbpf

Score: 0

Answers: 0

Knio

Reputation: 7120

Determine if sk_buff is L2 or L3

linux-kernelebpfbpfwireguard

Score: 1

Answers: 2

Franz Li

Reputation: 3

How to retrieve a specific value from a structure in function arguments in an eBPF uprobe

redisebpfbpf

Score: 0

Answers: 1

idiot one

Reputation: 389

bpftrace tracepoint:syscalls:sys_enter_getcwd can't capture my user process

bpfbpftrace

Score: 1

Answers: 2

Pedro M

Reputation: 47

Dynamically adding entries to an eBPF map of maps

ebpfbpfxdp-bpf

Score: 0

Answers: 1

blonded04

Reputation: 503

Can I share eBPF mmaped memory between root process and other non-root process

ipcrootmmapebpfbpf

Score: 0

Answers: 0

Anonymous_806

Reputation: 1

eBPF Program Hooked to sys_read Traces Negative File Descriptor Values

ebpfbpfbccbcc-bpfbcc-compiler

Score: 0

Answers: 0

Pedro M

Reputation: 47

How eBPF stack works

ebpfbpfxdp-bpf

Score: 1

Answers: 1

blonded04

Reputation: 503

How does mmap'ed eBPF map shared between processes synchronizes operations?

shared-memorymmapebpfbpflibbpf

Score: 0

Answers: 1

user25777563

Reputation: 21

Why does the verifier detect an infinite loop in this code?

ebpfbpf

Score: 1

Answers: 1

decoded051

Reputation: 91

Directing Packets further in the Network Stack from UMEM

csocketsebpfbpfxdp-bpf

Score: 2

Answers: 0

rhoward

Reputation: 191

Different byte order in BPF program

cendiannessebpfbpfxdp-bpf

Score: 4

Answers: 1

Pedro M

Reputation: 47

How to bpf_prog_test_run_opts to a program that extends xdp_dispatcher

ebpfbpfxdp-bpf

Score: 0

Answers: 1

broin

Reputation: 1

When bprm->file is fetched using ebpf-lsm, the different bprm's fetched point to the same strange file pointer

linuxebpfbpflibbpflinux-security-module

Score: 0

Answers: 0

Trigary

Reputation: 431

Loading large BPF program fails with "Argument list too long" and "processed 0 insns"

ebpfbpf

Score: 0

Answers: 1

Strags

Reputation: 23

unable to catch seccomp-bpf SCMP_ACT_TRAP signal

linuxsignalsbpfseccomp

Score: 0

Answers: 0

RyPeck

Reputation: 8167

Simple way to verify valid BPF filter

libpcaptcpdumpbpf

Score: 0

Answers: 2

libo

Reputation: 122

bpf_trace_printk format pointer

cbpfebpf

Score: 5

Answers: 2

Nicholas

Reputation: 167

What is the difference between BPF and eBPF?

linux-kernelebpfbpf

Score: 4

Answers: 1

libo

Reputation: 122

Use eBPF to change process's CPU affinity

linux-kernelbpfebpf

Score: 2

Answers: 1

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StackOverflow Questions for Tag: bpf

Is bpf_redirect between two network interfaces in combination with AF_XDP really zero copy?

Determine if sk_buff is L2 or L3

How to retrieve a specific value from a structure in function arguments in an eBPF uprobe

bpftrace tracepoint:syscalls:sys_enter_getcwd can&#39;t capture my user process

Dynamically adding entries to an eBPF map of maps

Can I share eBPF mmaped memory between root process and other non-root process

eBPF Program Hooked to sys_read Traces Negative File Descriptor Values

How eBPF stack works

How does mmap&#39;ed eBPF map shared between processes synchronizes operations?

Why does the verifier detect an infinite loop in this code?

Directing Packets further in the Network Stack from UMEM

Different byte order in BPF program

How to bpf_prog_test_run_opts to a program that extends xdp_dispatcher

When bprm-&gt;file is fetched using ebpf-lsm, the different bprm&#39;s fetched point to the same strange file pointer

Loading large BPF program fails with &quot;Argument list too long&quot; and &quot;processed 0 insns&quot;

unable to catch seccomp-bpf SCMP_ACT_TRAP signal

Simple way to verify valid BPF filter

bpf_trace_printk format pointer

What is the difference between BPF and eBPF?

Use eBPF to change process&#39;s CPU affinity

bpftrace tracepoint:syscalls:sys_enter_getcwd can't capture my user process

How does mmap'ed eBPF map shared between processes synchronizes operations?

When bprm->file is fetched using ebpf-lsm, the different bprm's fetched point to the same strange file pointer

Loading large BPF program fails with "Argument list too long" and "processed 0 insns"

Use eBPF to change process's CPU affinity