Re: [PATCH 1/4] Add support for userspace stacktraces in tracing/iter_ctrl

From: Frédéric Weisbecker
Date: Mon Oct 13 2008 - 04:03:04 EST


2008/10/12 Török Edwin <edwintorok@xxxxxxxxx>:
> Hello,
>
> This function is called from ftrace, as such I could be holding a
> spinlock. It can also be called from
> __rwsem_do_wake, which takes a spinlock.
> This code is from sysprof's copy_stack_frame. Maybe pagefault_disable()
> is not needed.
>
> Best regards,
> --Edwin

Ok, I didn't see the context that way.
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