linux-kernel - [PATCH 01/10] bpf samples: bpf: Fix tracex5

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Date:	Thu, 17 Dec 2015 05:23:05 +0000
From:	Wang Nan <wangnan0@...wei.com>
To:	<ast@...nel.org>, <agartrell@...com>, <acme@...hat.com>,
	<bblanco@...mgrid.com>, <daniel@...earbox.net>,
	<daniel.wagner@...-carit.de>, <davem@...emloft.net>,
	<mingo@...nel.org>, <jolsa@...nel.org>, <xiakaixu@...wei.com>,
	<holzheu@...ux.vnet.ibm.com>, <yang.shi@...aro.org>
CC:	<linux-kernel@...r.kernel.org>, <pi3orama@....com>,
	Wang Nan <wangnan0@...wei.com>,
	Alexei Starovoitov <ast@...mgrid.com>
Subject: [PATCH 01/10] bpf samples: bpf: Fix tracex5_kern.c compiling error

LLVM report compiling error:

 /kpathsamples/bpf/tracex5_kern.c:33:15: error: use of undeclared identifier '__NR_getuid'; did you
       mean '__NR_vgetcpu'?
         if (sd.nr >= __NR_getuid && sd.nr <= __NR_getsid) {
                      ^~~~~~~~~~~
                      __NR_vgetcpu
 /kpath/arch/x86/include/uapi/asm/vsyscall.h:7:2: note: '__NR_vgetcpu' declared here
         __NR_vgetcpu,

This patch fix it by adding asm/unistd.h to it.

Signed-off-by: Wang Nan <wangnan0@...wei.com>
Cc: Alexei Starovoitov <ast@...mgrid.com>
Cc: David S. Miller <davem@...emloft.net>
---
 samples/bpf/tracex5_kern.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/samples/bpf/tracex5_kern.c b/samples/bpf/tracex5_kern.c
index b3f4295..2964efd 100644
--- a/samples/bpf/tracex5_kern.c
+++ b/samples/bpf/tracex5_kern.c
@@ -8,6 +8,7 @@
 #include <linux/version.h>
 #include <uapi/linux/bpf.h>
 #include <uapi/linux/seccomp.h>
+#include <asm/unistd.h>
 #include "bpf_helpers.h"
 
 #define PROG(F) SEC("kprobe/"__stringify(F)) int bpf_func_##F
-- 
1.8.3.4

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