s390/bpf: Implement bpf_jit_supports_subprog_tailcalls()

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Allow mixing subprogs and tail calls by passing the current tail
call count to subprogs.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Link: https://lore.kernel.org/r/20230129190501.1624747-6-iii@linux.ibm.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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Ilya Leoshkevich 2023-01-29 20:04:58 +01:00 • committed by Alexei Starovoitov

parent 528eb2cb87

commit dd691e847d

1 changed files with 27 additions and 10 deletions

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arch/s390/net/bpf_jit_comp.c

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