PCI: add remove_id sysfs entry

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This adds a remove_id sysfs entry to allow users of new_id to later
remove the added dynid.  One use case is management tools that want to
dynamically bind/unbind devices to pci-stub driver while devices are
assigned to KVM guests.  Rather than having to track which driver was
originally bound to the driver, a mangement tool can simply:

Guest uses device

Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

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Chris Wright 2009-02-23 21:52:23 -08:00 • committed by Jesse Barnes

parent 13bf757669

commit 0994375e96

2 changed files with 94 additions and 2 deletions

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16

Documentation/ABI/testing/sysfs-bus-pci

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80

drivers/pci/pci-driver.c

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