Messages in this thread | | | Date | Mon, 27 Aug 2018 20:44:44 -0700 | From | Alexei Starovoitov <> | Subject | Re: [PATCH] bpf: fix build error with clang |
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On Mon, Aug 27, 2018 at 09:30:42PM +0200, Stefan Agner wrote: > Building the newly introduced BPF_PROG_TYPE_SK_REUSEPORT leads to > a compile time error when building with clang: > net/core/filter.o: In function `sk_reuseport_convert_ctx_access': > ../net/core/filter.c:7284: undefined reference to `__compiletime_assert_7284' > > It seems that clang has issues resolving hweight_long at compile > time. Since SK_FL_PROTO_MASK is a constant, we can use the interface > for known constant arguments which works fine with clang. > > Fixes: 2dbb9b9e6df6 ("bpf: Introduce BPF_PROG_TYPE_SK_REUSEPORT") > Signed-off-by: Stefan Agner <stefan@agner.ch>
Applied, Thanks
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