Re: [PATCH v2] pci/vmd: Move srcu cleanup after bus, child device removal

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On Thu, Jun 22, 2017 at 09:15:42AM -0600, Jon Derrick wrote:
> Recent __call_srcu changes have exposed that we need to cleanup srcu
> structures after pci_stop_root_bus calls into vmd_msi_free.
> 
> Fixes: 3906b91844d6 ("PCI: vmd: Use SRCU as a local RCU to prevent
> delaying global RCU")

I re-capitalized the subject to match the one above and applied to
pci/host-vmd for v4.13, thanks!

> Signed-off-by: Jon Derrick <jonathan.derrick@xxxxxxxxx>
> Acked-by: Keith Busch <keith.busch@xxxxxxxxx>
> Cc: <stable@xxxxxxxxxxxxxxx> # 4.11
> ---
> v1->2 fixed up commit log
> 
>  drivers/pci/host/vmd.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/pci/host/vmd.c b/drivers/pci/host/vmd.c
> index e27ad2a..642a182 100644
> --- a/drivers/pci/host/vmd.c
> +++ b/drivers/pci/host/vmd.c
> @@ -733,10 +733,10 @@ static void vmd_remove(struct pci_dev *dev)
>  	struct vmd_dev *vmd = pci_get_drvdata(dev);
>  
>  	vmd_detach_resources(vmd);
> -	vmd_cleanup_srcu(vmd);
>  	sysfs_remove_link(&vmd->dev->dev.kobj, "domain");
>  	pci_stop_root_bus(vmd->bus);
>  	pci_remove_root_bus(vmd->bus);
> +	vmd_cleanup_srcu(vmd);
>  	vmd_teardown_dma_ops(vmd);
>  	irq_domain_remove(vmd->irq_domain);
>  }
> -- 
> 1.8.3.1
> 



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