Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1735878
| From | Joel Fernandes <joelaf@google.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v4 2/4] samples/bpf: Enable cross compiler support |
| Date | 2017-09-20 18:20 +0200 |
| Message-ID | <urPTb-5ov-9@gated-at.bofh.it> (permalink) |
| References | <urPTb-5ov-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
When cross compiling, bpf samples use HOSTCC for compiling the non-BPF part of the sample, however what we really want is to use the cross compiler to build for the cross target since that is what will load and run the BPF sample. Detect this and compile samples correctly. Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: Joel Fernandes <joelaf@google.com> --- samples/bpf/Makefile | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index cf17c7932a6e..13f74b67ca44 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -177,6 +177,11 @@ HOSTLOADLIBES_syscall_tp += -lelf LLC ?= llc CLANG ?= clang +# Detect that we're cross compiling and use the cross compiler +ifdef CROSS_COMPILE +HOSTCC = $(CROSS_COMPILE)gcc +endif + # Trick to allow make to be run from this directory all: $(MAKE) -C ../../ $(CURDIR)/ -- 2.14.1.821.g8fa685d3b7-goog
Back to linux.kernel | Previous | Next — Next in thread | Find similar | Unroll thread
[PATCH v4 2/4] samples/bpf: Enable cross compiler support Joel Fernandes <joelaf@google.com> - 2017-09-20 18:20 +0200 Re: [PATCH v4 2/4] samples/bpf: Enable cross compiler support Daniel Borkmann <daniel@iogearbox.net> - 2017-09-20 23:30 +0200
csiph-web