Merge tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

Pull BPF fixes from Daniel Borkmann:

- Fix inlining of bpf_get_smp_processor_id helper for !CONFIG_SMP
systems (An

Merge tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

Pull BPF fixes from Daniel Borkmann:

- Fix inlining of bpf_get_smp_processor_id helper for !CONFIG_SMP
systems (Andrea Righi)

- Fix BPF USDT selftests helper code to use asm constraint "m" for
LoongArch (Tiezhu Yang)

- Fix BPF selftest compilation error in get_uprobe_offset when
PROCMAP_QUERY is not defined (Jerome Marchand)

- Fix BPF bpf_skb_change_tail helper when used in context of BPF
sockmap to handle negative skb header offsets (Cong Wang)

- Several fixes to BPF sockmap code, among others, in the area of
socket buffer accounting (Levi Zim, Zijian Zhang, Cong Wang)

* tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf:
selftests/bpf: Test bpf_skb_change_tail() in TC ingress
selftests/bpf: Introduce socket_helpers.h for TC tests
selftests/bpf: Add a BPF selftest for bpf_skb_change_tail()
bpf: Check negative offsets in __bpf_skb_min_len()
tcp_bpf: Fix copied value in tcp_bpf_sendmsg
skmsg: Return copied bytes in sk_msg_memcopy_from_iter
tcp_bpf: Add sk_rmem_alloc related logic for tcp_bpf ingress redirection
tcp_bpf: Charge receive socket buffer in bpf_tcp_ingress()
selftests/bpf: Fix compilation error in get_uprobe_offset()
selftests/bpf: Use asm constraint "m" for LoongArch
bpf: Fix bpf_get_smp_processor_id() on !CONFIG_SMP

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selftests/bpf: Test bpf_skb_change_tail() in TC ingress

Similarly to the previous test, we also need a test case to cover
positive offsets as well, TC is an excellent hook for this.

Signed-off-by:

selftests/bpf: Test bpf_skb_change_tail() in TC ingress

Similarly to the previous test, we also need a test case to cover
positive offsets as well, TC is an excellent hook for this.

Signed-off-by: Cong Wang <cong.wang@bytedance.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Tested-by: Zijian Zhang <zijianzhang@bytedance.com>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Link: https://lore.kernel.org/bpf/20241213034057.246437-5-xiyou.wangcong@gmail.com

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