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support getrusage (work in progress)

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This commit is contained in:
Tomoki Shirasawa
2016-03-07 17:06:44 +09:00
parent 7fac03d4de
commit dbc778e4fa
6 changed files with 112 additions and 3 deletions
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6
kernel/process.c
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@ -381,6 +381,9 @@ clone_thread(struct thread *org, unsigned long pc, unsigned long sp,
goto err_free_proc;
}
thread->proc->maxrss = org->proc->maxrss;
thread->vm->currss = org->vm->currss;
dkprintf("fork(): copy_user_ranges() OK\n");
}
@ -1570,6 +1573,9 @@ static int page_fault_process_memory_range(struct process_vm *vm, struct vm_rang
flush_tlb_single(fault_addr);
error = 0;
page = NULL;
vm->currss += PAGE_SIZE;
if(vm->currss > vm->proc->maxrss)
vm->proc->maxrss = vm->currss;
out:
ihk_mc_spinlock_unlock_noirq(&vm->page_table_lock);
if (page) {