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part of Issue#994

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mcexec: open syscall moves to arch_dep
do_fork: don't use __NR_fork. use __NR_clone
vfork: moves to arch_dep
This commit is contained in:
Tomoki Shirasawa
2017-12-26 10:30:33 +09:00
parent 9a5d5feb9c
commit d209c00a30
10 changed files with 99 additions and 61 deletions
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7
kernel/syscall.c
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@@ -2450,7 +2450,7 @@ retry_tid:
}
/* fork() a new process on the host */
else {
request1.number = __NR_fork;
request1.number = __NR_clone;
request1.args[0] = 0;
if(clone_flags & CLONE_PARENT){
if(oldproc->ppid_parent->pid != 1)
@@ -2614,11 +2614,6 @@ retry_tid:
return new->tid;
}
SYSCALL_DECLARE(vfork)
{
return do_fork(CLONE_VFORK|SIGCHLD, 0, 0, 0, 0, ihk_mc_syscall_pc(ctx), ihk_mc_syscall_sp(ctx));
}
SYSCALL_DECLARE(set_tid_address)
{
cpu_local_var(current)->clear_child_tid =