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Subject: Re: RFC on PCI Device Lock
To: Alex Williamson <alex.williamson@redhat.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>,
        Dennis Dalessandro <dennis.dalessandro@intel.com>,
        Linux PCI <linux-pci@vger.kernel.org>
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From: Sinan Kaya <okaya@kernel.org>
Message-ID: <571b8341-f6fd-d92a-7091-f4fb02a2aadf@kernel.org>
Date: Tue, 4 Sep 2018 20:09:16 -0700
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On 9/4/2018 7:46 PM, Alex Williamson wrote:
> #define PCI_RESET_DEV_SPECIFIC	(1 << 0)
> #define PCI_RESET_FLR		(1 << 1)
> #define PCI_RESET_PM		(1 << 2)
> #define PCI_RESET_SLOT		(1 << 3)
> #define PCI_RESET_BUS		(1 << 4)
> 
> #define PCI_RESET_ANY		(~0)
> #define PCI_RESET_FUNC		(PCI_RESET_DEV_SPECIFIC | \
> 				 PCI_RESET_FLR | PCI_RESET_PM)
> #define PCI_RESET_LINK		(PCI_RESET_SLOT | PCI_RESET_BUS)

I should be able to put something together using __pci_reset_function_locked()
shortly.

This is not that difficult to implement.