tools/build: Remove bpf() run-time check at build time
authorBen Hutchings <ben@decadent.org.uk>
Sun, 21 Feb 2016 15:33:15 +0000 (15:33 +0000)
committerYves-Alexis Perez <corsac@debian.org>
Fri, 9 Feb 2018 12:58:52 +0000 (12:58 +0000)
commit927ae3d9b35fde65098ab772a2e6f12ed535670e
tree2234326bbde6325c610e9ca4fa6bb93a49852c43
parent39329e67a39e1d927918bb47c57b7ec1c8496397
tools/build: Remove bpf() run-time check at build time

It is not correct to test that a syscall works on the build system's
kernel.  We might be building on an earlier kernel version or with
security restrictions that block bpf().

Also fix the test for whether __NR_bpf is defined.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Gbp-Pq: Topic bugfix/all
Gbp-Pq: Name tools-build-remove-bpf-run-time-check-at-build-time.patch
tools/build/feature/test-bpf.c