Re: [Qemu-devel] [PATCH] sii3112: Remove unneeded exit function

[David Gibson <david@gibson.dropbear.id.au>]

[-- Attachment #1: Type: text/plain, Size: 1867 bytes --]

On Wed, Mar 07, 2018 at 12:15:15AM +0100, BALATON Zoltan wrote:
> An exit function was mistakenly left here but it's not needed because
> the PCI bars are organised differently in this device. Calling this
> exit function during device_del was causing an abort with
> memory_region_del_subregion: `Assertion subregion->container == mr' failed.
> 
> Reported-by: Thomas Huth <thuth@redhat.com>
> Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>

Applied to ppc-for-2.12, thanks.

> ---
>  hw/ide/sii3112.c | 12 ------------
>  1 file changed, 12 deletions(-)
> 
> diff --git a/hw/ide/sii3112.c b/hw/ide/sii3112.c
> index e3896c6..743a50e 100644
> --- a/hw/ide/sii3112.c
> +++ b/hw/ide/sii3112.c
> @@ -327,17 +327,6 @@ static void sii3112_pci_realize(PCIDevice *dev, Error **errp)
>      qemu_register_reset(sii3112_reset, s);
>  }
>  
> -static void sii3112_pci_exitfn(PCIDevice *dev)
> -{
> -    PCIIDEState *d = PCI_IDE(dev);
> -    int i;
> -
> -    for (i = 0; i < 2; ++i) {
> -        memory_region_del_subregion(&d->bmdma_bar, &d->bmdma[i].extra_io);
> -        memory_region_del_subregion(&d->bmdma_bar, &d->bmdma[i].addr_ioport);
> -    }
> -}
> -
>  static void sii3112_pci_class_init(ObjectClass *klass, void *data)
>  {
>      DeviceClass *dc = DEVICE_CLASS(klass);
> @@ -348,7 +337,6 @@ static void sii3112_pci_class_init(ObjectClass *klass, void *data)
>      pd->class_id = PCI_CLASS_STORAGE_RAID;
>      pd->revision = 1;
>      pd->realize = sii3112_pci_realize;
> -    pd->exit = sii3112_pci_exitfn;
>      dc->desc = "SiI3112A SATA controller";
>      set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
>  }

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 833 bytes --]