Messages in this thread Patch in this message | | | From | "Naveen N. Rao" <> | Subject | [PATCHv2 net 1/3] samples/bpf: Fix build breakage with map_perf_test_user.c | Date | Mon, 4 Apr 2016 22:31:32 +0530 |
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Building BPF samples is failing with the below error:
samples/bpf/map_perf_test_user.c: In function ‘main’: samples/bpf/map_perf_test_user.c:134:9: error: variable ‘r’ has initializer but incomplete type struct rlimit r = {RLIM_INFINITY, RLIM_INFINITY}; ^ samples/bpf/map_perf_test_user.c:134:21: error: ‘RLIM_INFINITY’ undeclared (first use in this function) struct rlimit r = {RLIM_INFINITY, RLIM_INFINITY}; ^ samples/bpf/map_perf_test_user.c:134:21: note: each undeclared identifier is reported only once for each function it appears in samples/bpf/map_perf_test_user.c:134:9: warning: excess elements in struct initializer [enabled by default] struct rlimit r = {RLIM_INFINITY, RLIM_INFINITY}; ^ samples/bpf/map_perf_test_user.c:134:9: warning: (near initialization for ‘r’) [enabled by default] samples/bpf/map_perf_test_user.c:134:9: warning: excess elements in struct initializer [enabled by default] samples/bpf/map_perf_test_user.c:134:9: warning: (near initialization for ‘r’) [enabled by default] samples/bpf/map_perf_test_user.c:134:16: error: storage size of ‘r’ isn’t known struct rlimit r = {RLIM_INFINITY, RLIM_INFINITY}; ^ samples/bpf/map_perf_test_user.c:139:2: warning: implicit declaration of function ‘setrlimit’ [-Wimplicit-function-declaration] setrlimit(RLIMIT_MEMLOCK, &r); ^ samples/bpf/map_perf_test_user.c:139:12: error: ‘RLIMIT_MEMLOCK’ undeclared (first use in this function) setrlimit(RLIMIT_MEMLOCK, &r); ^ samples/bpf/map_perf_test_user.c:134:16: warning: unused variable ‘r’ [-Wunused-variable] struct rlimit r = {RLIM_INFINITY, RLIM_INFINITY}; ^ make[2]: *** [samples/bpf/map_perf_test_user.o] Error 1
Fix this by including the necessary header file.
Cc: Alexei Starovoitov <ast@fb.com> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: David S. Miller <davem@davemloft.net> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> --- v2: no changes
samples/bpf/map_perf_test_user.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/samples/bpf/map_perf_test_user.c b/samples/bpf/map_perf_test_user.c index 95af56e..3147377 100644 --- a/samples/bpf/map_perf_test_user.c +++ b/samples/bpf/map_perf_test_user.c @@ -17,6 +17,7 @@ #include <linux/bpf.h> #include <string.h> #include <time.h> +#include <sys/resource.h> #include "libbpf.h" #include "bpf_load.h" -- 2.7.4
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