* Ingo Molnar <[EMAIL PROTECTED]> wrote:
> > Trying to copy the comm with get_task_comm, I get the lockdep report
> > below, caused by acquiring the task's alloc_lock. Any idea how to go
> > around this?
>
> just memcpy p->comm without any locking. It's for the current task,
> right? That does not need any locking.
furthermore, i'd put "hardirq" into the comm copy if in_hardirq() is
true, and i'd put "softirq" into the comm copy if !in_hardirq &&
in_softirq(). That way the allocation is not attributed to a process
that has no real connection to it.
Ingo
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
