Re: [PATCH v6 1/1] PCI: hotplug: Add 'uevent' sysfs attribute to trigger slot events

[Manivannan Sadhasivam]

On Fri, Aug 07, 2026 at 01:01:27PM -0500, Ramesh Errabolu wrote:
> Add a write-only 'uevent' sysfs attribute for synthesizing
> uevents for a PCI slot. This extends the existing uevent
> support which emits a KOBJ_ADD uevent in pci_hp_add() with
> the ability to replay such uevents for cold plugged devices.
> As such events are only emitted by hotplug capable PCI slots
> so is the support for synthesizing them.
> 
> The change was validated by manually triggering 'add' uevent
> for a specific hotplug PCI slot:
> 
>     $ echo "add $(uuidgen)" | sudo tee   \
>                 /sys/bus/pci/slots/<slot-id>/uevent
> 
> Signed-off-by: Ramesh Errabolu <ramesh@xxxxxxxxxxxxx>

Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxxxxxxxx>

- Mani

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