Aarch64 buildfix.

sandbox/linux/integration_tests/bpf_dsl_seccomp_unittest.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <errno.h>
 #include <fcntl.h>
 #include <pthread.h>
 #include <sched.h>
 #include <signal.h>
 #include <stddef.h>
@@ skipping 1977 matching lines @@
         !IS_SECCOMP_EVENT(status)) {
       BPF_ASSERT_NE(-1, ptrace(PTRACE_CONT, pid, NULL, NULL));
       continue;
     }
 
     unsigned long data;
     BPF_ASSERT_NE(-1, ptrace(PTRACE_GETEVENTMSG, pid, NULL, &data));
     BPF_ASSERT_EQ(kTraceData, data);
 
     regs_struct regs;
-    BPF_ASSERT_NE(-1, ptrace(PTRACE_GETREGS, pid, NULL, &regs));
+    BPF_ASSERT_NE(-1, ptrace(static_cast<enum __ptrace_request>(PTRACE_GETREGS), pid, NULL, &regs));

[Jorge Lucangeli Obes, 2016/11/18 19:54:00]

This line is longer than 80 cols.

     switch (SECCOMP_PT_SYSCALL(regs)) {
       case __NR_write:
         // Skip writes to stdout, make it return kExpectedReturnValue.  Allow
         // writes to stderr so that BPF_ASSERT messages show up.
         if (SECCOMP_PT_PARM1(regs) == STDOUT_FILENO) {
           BPF_ASSERT_NE(-1, SetSyscall(pid, &regs, -1));
           SECCOMP_PT_RESULT(regs) = kExpectedReturnValue;
-          BPF_ASSERT_NE(-1, ptrace(PTRACE_SETREGS, pid, NULL, &regs));
+          BPF_ASSERT_NE(-1, ptrace(static_cast<enum __ptrace_request>(PTRACE_SETREGS), pid, NULL, &regs));

[Jorge Lucangeli Obes, 2016/11/18 19:54:00]

And this one.

         }
         break;
 
       case __NR_kill:
         // Rewrite to exit(kExpectedReturnValue).
         BPF_ASSERT_NE(-1, SetSyscall(pid, &regs, __NR_exit));
         SECCOMP_PT_PARM1(regs) = kExpectedReturnValue;
-        BPF_ASSERT_NE(-1, ptrace(PTRACE_SETREGS, pid, NULL, &regs));
+        BPF_ASSERT_NE(-1, ptrace(static_cast<enum __ptrace_request>(PTRACE_SETREGS), pid, NULL, &regs));

[Jorge Lucangeli Obes, 2016/11/18 19:54:00]

And this one too.

         break;
 
       default:
         // Allow all other syscalls.
         break;
     }
 
     BPF_ASSERT_NE(-1, ptrace(PTRACE_CONT, pid, NULL, NULL));
   }
 }
@@ skipping 231 matching lines @@
   BPF_ASSERT_EQ(ENOSYS, errno);
 
   BPF_ASSERT_EQ(-1, syscall(__NR_setgid, 300));
   BPF_ASSERT_EQ(EPERM, errno);
 }
 
 }  // namespace
 
 }  // namespace bpf_dsl
 }  // namespace sandbox