linux-kernel - Re: [PATCH RESEND 4/4] iommu/amd: No need to wait iommu completion if no dte irq entry change

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Message-ID: <20160920095631.GA14627@8bytes.org>
Date:   Tue, 20 Sep 2016 11:56:32 +0200
From:   Joerg Roedel <joro@...tes.org>
To:     Baoquan He <bhe@...hat.com>
Cc:     iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
        dyoung@...hat.com, xlpang@...hat.com, Vincent.Wan@....com
Subject: Re: [PATCH RESEND 4/4] iommu/amd: No need to wait iommu completion
 if no dte irq entry change

On Tue, Sep 20, 2016 at 09:05:34AM +0800, Baoquan He wrote:
> This is a clean up. In get_irq_table() only if DTE entry is changed
> iommu_completion_wait() need be called. Otherwise no need to do it.
> 
> Signed-off-by: Baoquan He <bhe@...hat.com>
> ---
>  drivers/iommu/amd_iommu.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)

Applied, thanks.