On Mon, May 11 2026, Thomas Huth <[email protected]> wrote:

> From: Thomas Huth <[email protected]>
>
> The elements that get removed with QTAILQ_REMOVE are never referenced
> afterwards anymore, so the corresponding memory should get freed.
>
> Fixes: 37fa32de70 ("s390x/pci: Honor DMA limits set by vfio")
> Reviewed-by: Farhan Ali <[email protected]>
> Signed-off-by: Thomas Huth <[email protected]>
> ---
>  v2: Drop change to hw/s390x/s390-pci-bus.c (since it needs other rework)
>
>  hw/s390x/s390-pci-vfio.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/hw/s390x/s390-pci-vfio.c b/hw/s390x/s390-pci-vfio.c
> index 7c754b656da..db6de00bd28 100644
> --- a/hw/s390x/s390-pci-vfio.c
> +++ b/hw/s390x/s390-pci-vfio.c
> @@ -101,6 +101,7 @@ void s390_pci_end_dma_count(S390pciState *s, 
> S390PCIDMACount *cnt)
>      cnt->users--;
>      if (cnt->users == 0) {
>          QTAILQ_REMOVE(&s->zpci_dma_limit, cnt, link);
> +        g_free(cnt);
>      }
>  }
>  

Thanks, queued to s390-next.


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