Re: [PATCH 2/7] PCI: move resources and bus_list releasing to pci_release_dev

From: Yinghai Lu
Date: Mon May 13 2013 - 23:56:59 EST


On Mon, May 13, 2013 at 8:20 PM, Yijing Wang <wangyijing@xxxxxxxxxx> wrote:
> On 2013/5/14 10:28, Yinghai Lu wrote:
>> We should not release resource in pci_destroy that is too early
>
> Hi Yinghai,
> "too early" means that after pci_stop_dev(), if someone else
> hold the device reference, it still care the device resource ? e.g.?

I don't mean that.

>
>> as there could be still other use hold reference.

purpose is:
move res releasing as late as possible. so pci_stop_and_remove_bus_device
could be called several times for nested removing via sys.

Yinghai
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