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Add a test case with a tail call done from a global sub-program. Such
tails calls should be considered as invalidating packet pointers.
Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>
Link: https://lore.kernel.org/r/20241210041100.1898468-9-eddyz87@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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Check if verifier is aware of packet pointers invalidation done in
global functions. Based on a test shared by Nick Zavaritsky in [0].
[0] https://lore.kernel.org/bpf/0498CA22-5779-4767-9C0C-A9515CEA711F@gmail.com/
Suggested-by: Nick Zavaritsky <mejedi@gmail.com>
Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>
Link: https://lore.kernel.org/r/20241210041100.1898468-5-eddyz87@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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Move LOAD_REJECT test cases from test_sock.c to an equivalent set of
verifier tests in progs/verifier_sock.c.
Signed-off-by: Jordan Rife <jrife@google.com>
Link: https://lore.kernel.org/r/20241022152913.574836-3-jrife@google.com
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
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Test verifier/sock automatically converted to use inline assembly.
Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>
Link: https://lore.kernel.org/r/20230421174234.2391278-20-eddyz87@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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