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support uti_attr for utility thread offloading

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This commit is contained in:
Tomoki Shirasawa
2017-07-25 13:03:48 +09:00
parent 101cab5b0a
commit effde241b9
5 changed files with 342 additions and 38 deletions
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10
kernel/syscall.c
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@ -246,7 +246,8 @@ long do_syscall(struct syscall_request *req, int cpu, int pid)
ihk_mc_spinlock_lock(&(get_this_cpu_local_var()->runq_lock));
v = get_this_cpu_local_var();
if (v->flags & CPU_FLAG_NEED_RESCHED) {
if (v->flags & CPU_FLAG_NEED_RESCHED ||
req->number == __NR_sched_setaffinity) {
do_schedule = 1;
}
@ -2357,6 +2358,13 @@ retry_tid:
new->status = PS_RUNNING;
if (old->mod_clone == SPAWN_TO_REMOTE) {
new->mod_clone = SPAWNING_TO_REMOTE;
if (old->mod_clone_arg) {
new->mod_clone_arg = kmalloc(sizeof(struct uti_attr),
IHK_MC_AP_NOWAIT);
if (new->mod_clone_arg)
memcpy(new->mod_clone_arg, old->mod_clone_arg,
sizeof(struct uti_attr));
}
}
chain_thread(new);
if (!(clone_flags & CLONE_VM)) {