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Merge branch 'master' of postpeta.pccluster.org:mckernel into gdb

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This commit is contained in:
Naoki Hamada
2014-07-31 10:31:45 +09:00
parent f5b37ef577 27bfe37b80
commit b58682dd73
8 changed files with 135 additions and 28 deletions
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12
kernel/process.c
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@@ -43,9 +43,6 @@
#endif
#define USER_STACK_NR_PAGES 8192
#define KERNEL_STACK_NR_PAGES 25
extern long do_arch_prctl(unsigned long code, unsigned long address);
static void insert_vm_range_list(struct process_vm *vm,
struct vm_range *newrange);
@@ -1787,6 +1784,7 @@ static void do_migrate(void)
ihk_mc_spinlock_lock_noirq(&cur_v->migq_lock);
list_for_each_entry_safe(req, tmp, &cur_v->migq, list) {
int cpu_id;
int old_cpu_id;
struct cpu_local_var *v;
/* 0. check if migration is necessary */
@@ -1808,9 +1806,17 @@ static void do_migrate(void)
double_rq_lock(cur_v, v);
list_del(&req->proc->sched_list);
cur_v->runq_len -= 1;
old_cpu_id = req->proc->cpu_id;
req->proc->cpu_id = cpu_id;
list_add_tail(&req->proc->sched_list, &v->runq);
v->runq_len += 1;
/* update cpu_set of the VM for remote TLB invalidation */
cpu_clear(old_cpu_id, &req->proc->vm->cpu_set,
&req->proc->vm->cpu_set_lock);
cpu_set(cpu_id, &req->proc->vm->cpu_set,
&req->proc->vm->cpu_set_lock);
if (v->runq_len == 1)
ihk_mc_interrupt_cpu(get_x86_cpu_local_variable(cpu_id)->apic_id, 0xd1);
double_rq_unlock(cur_v, v);