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executor: small fixes for netbsd

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RLIMIT_AS auses frequent random aborts on netbsd.
Reason unknown. Disable it for now.

Documentation says that __syscall should be used
for syscalls with 64-bit arguments. On amd64 most
syscalls have 64-bit arguments (incl mmap),
so switch to it.
This commit is contained in:
Dmitry Vyukov 2017-10-25 18:33:42 +02:00
parent 644a9f03f9
commit bc5423304f
1 changed files with 5 additions and 1 deletions
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6
executor/executor_bsd.cc
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@ -18,6 +18,7 @@
#else
// This is just so that "make executor TARGETOS=freebsd" works on linux.
#include "syscalls_freebsd.h"
#define __syscall syscall
#endif
#include <signal.h>
@ -58,8 +59,11 @@ int main(int argc, char** argv)
// Some minimal sandboxing.
struct rlimit rlim;
#ifndef __NetBSD__
// This causes frequent random aborts on netbsd. Reason unknown.
rlim.rlim_cur = rlim.rlim_max = 128 << 20;
setrlimit(RLIMIT_AS, &rlim);
#endif
rlim.rlim_cur = rlim.rlim_max = 8 << 20;
setrlimit(RLIMIT_MEMLOCK, &rlim);
rlim.rlim_cur = rlim.rlim_max = 1 << 20;
@ -129,7 +133,7 @@ long execute_syscall(call_t* c, long a0, long a1, long a2, long a3, long a4, lon
{
if (c->call)
return c->call(a0, a1, a2, a3, a4, a5, a6, a7, a8);
return syscall(c->sys_nr, a0, a1, a2, a3, a4, a5);
return __syscall(c->sys_nr, a0, a1, a2, a3, a4, a5, a6, a7, a8);
}
void cover_open()