Messages in this thread | | | Date | Fri, 6 Apr 2012 09:01:39 -0700 | Subject | Re: [PATCH -v3 40/47] PCI: Add pci bus removal through /sys/.../pci_bus/.../remove | From | Yinghai Lu <> |
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On Fri, Apr 6, 2012 at 8:50 AM, Jiang Liu <liuj97@gmail.com> wrote: > Hi Yinghai, > I found many other drivers assume that a pci bus won't disappear if > the corresponding PCI bridge device still exists. The sysfs interface proposed > here breaks that assumption and may cause many access-after-free issues. > So what's the purpose of this interface? Should we remove this interface or > enhance other drivers to avoid invalid memory access issues?
ok, will make it only show up on root bus.
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