linux-kernel - Re: [PATCH] kvm: Use pci_enable_msix_range() instead of pci_enable

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Message-ID: <5304B09D.7010900@redhat.com>
Date:	Wed, 19 Feb 2014 14:24:45 +0100
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Alexander Gordeev <agordeev@...hat.com>,
	linux-kernel@...r.kernel.org
CC:	Gleb Natapov <gleb@...nel.org>, kvm@...r.kernel.org,
	linux-pci@...r.kernel.org
Subject: Re: [PATCH] kvm: Use pci_enable_msix_range() instead of pci_enable_msix()

Il 19/02/2014 11:15, Alexander Gordeev ha scritto:
> As result of deprecation of MSI-X/MSI enablement functions
> pci_enable_msix() and pci_enable_msi_block() all drivers
> using these two interfaces need to be updated to use the
> new pci_enable_msi_range() and pci_enable_msix_range()
> interfaces.
>
> Signed-off-by: Alexander Gordeev <agordeev@...hat.com>
> Cc: Gleb Natapov <gleb@...nel.org>
> Cc: Paolo Bonzini <pbonzini@...hat.com>
> Cc: kvm@...r.kernel.org
> Cc: linux-pci@...r.kernel.org
> ---
>  virt/kvm/assigned-dev.c |    5 +++--
>  1 files changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/virt/kvm/assigned-dev.c b/virt/kvm/assigned-dev.c
> index 8db4370..92e25e9 100644
> --- a/virt/kvm/assigned-dev.c
> +++ b/virt/kvm/assigned-dev.c
> @@ -395,8 +395,9 @@ static int assigned_device_enable_host_msix(struct kvm *kvm,
>  	if (dev->entries_nr == 0)
>  		return r;
>
> -	r = pci_enable_msix(dev->dev, dev->host_msix_entries, dev->entries_nr);
> -	if (r)
> +	r = pci_enable_msix_range(dev->dev, dev->host_msix_entries,
> +				  dev->entries_nr, dev->entries_nr);
> +	if (r < 0)
>  		return r;
>
>  	for (i = 0; i < dev->entries_nr; i++) {
>

Acked-by: Paolo Bonzini <pbonzini@...hat.com>
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