Linux Sandbox: Whitelist prlimit64 when used as getrlimit

content/common/sandbox_linux/bpf_renderer_policy_linux.cc

 // Copyright 2013 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 "content/common/sandbox_linux/bpf_renderer_policy_linux.h"
 
 #include <errno.h>
 #include <sys/ioctl.h>
 
 #include "build/build_config.h"
@@ skipping 70 matching lines @@
     case __NR_sysinfo:
     case __NR_times:
     case __NR_uname:
       return Allow();
     case __NR_sched_getaffinity:
     case __NR_sched_getparam:
     case __NR_sched_getscheduler:
     case __NR_sched_setscheduler:
       return sandbox::RestrictSchedTarget(GetPolicyPid(), sysno);
     case __NR_prlimit64:
-      return Error(EPERM);  // See crbug.com/160157.
+      // See crbug.com/662450.
+      return sandbox::RestrictPrlimitToGetrlimit(GetPolicyPid());
     default:
       // Default on the content baseline policy.
       return SandboxBPFBasePolicy::EvaluateSyscall(sysno);
   }
 }
 
 }  // namespace content