Re: [PATCH bpf-next v2 01/13] selftests/bpf: add a macro to compare raw memory

[Stanislav Fomichev]

On 11/14, Alexis Lothoré (eBPF Foundation) wrote:
> We sometimes need to compare whole structures in an assert. It is
> possible to use the existing macros on each field, but when the whole
> structure has to be checked, it is more convenient to simply compare the
> whole structure memory
> 
> Add a dedicated assert macro, ASSERT_MEMEQ, to allow bare memory
> comparision
> The output generated by this new macro looks like the following:
> [...]
> run_tests_skb_less:FAIL:returned flow keys unexpected memory mismatch
> actual:
> 	00 00 00 00 00 00 00 00 	00 00 00 00 00 00 00 00
> 	00 00 00 00 00 00 00 00 	00 00 00 00 00 00 00 00
> 	00 00 00 00 00 00 00 00 	00 00 00 00 00 00 00 00
> 	00 00 00 00 00 00 00 00
> expected:
> 	0E 00 3E 00 DD 86 01 01 	00 06 86 DD 50 00 90 1F
> 	00 00 00 00 00 00 00 00 	00 00 00 00 00 00 00 00
> 	00 00 00 00 00 00 00 00 	00 00 00 00 00 00 00 00
> 	01 00 00 00 00 00 00 00
> [...]
> 
> Signed-off-by: Alexis Lothoré (eBPF Foundation) <alexis.lothore@xxxxxxxxxxx>

Acked-by: Stanislav Fomichev <sdf@xxxxxxxxxxx>