6.1-stable review patch. If anyone has any objections, please let me know.
------------------
From: Tony Ambardar tony.ambardar@gmail.com
[ Upstream commit 6495eb79ca7d15bd87c38d77307e8f9b6b7bf4ef ]
Explicitly include '<linux/build_bug.h>' to fix errors seen compiling with gcc targeting mips64el/musl-libc:
user_ringbuf.c: In function 'test_user_ringbuf_loop': user_ringbuf.c:426:9: error: implicit declaration of function 'BUILD_BUG_ON' [-Werror=implicit-function-declaration] 426 | BUILD_BUG_ON(total_samples <= c_max_entries); | ^~~~~~~~~~~~ cc1: all warnings being treated as errors
Fixes: e5a9df51c746 ("selftests/bpf: Add selftests validating the user ringbuf") Signed-off-by: Tony Ambardar tony.ambardar@gmail.com Signed-off-by: Andrii Nakryiko andrii@kernel.org Link: https://lore.kernel.org/bpf/b28575f9221ec54871c46a2e87612bb4bbf46ccd.1721713... Signed-off-by: Sasha Levin sashal@kernel.org --- tools/testing/selftests/bpf/prog_tests/user_ringbuf.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/tools/testing/selftests/bpf/prog_tests/user_ringbuf.c b/tools/testing/selftests/bpf/prog_tests/user_ringbuf.c index 02b18d018b36a..ca81d660eb96f 100644 --- a/tools/testing/selftests/bpf/prog_tests/user_ringbuf.c +++ b/tools/testing/selftests/bpf/prog_tests/user_ringbuf.c @@ -4,6 +4,7 @@ #define _GNU_SOURCE #include <linux/compiler.h> #include <linux/ring_buffer.h> +#include <linux/build_bug.h> #include <pthread.h> #include <stdio.h> #include <stdlib.h>