linux-kernel - Re: [PATCH v6 01/12] iommu/exynos: add missing cache flush for removed pagetable entries

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Message-ID: <CANEJEGunjLOTzyPybRrL7VwkuwDQGJGtwyyg4qogT0A+B2hvjA@mail.gmail.com>
Date:	Mon, 1 Jul 2013 18:49:34 -0700
From:	Grant Grundler <grundler@...omium.org>
To:	linux-arm@...r.kernel.org, Joerg Roedel <joro@...tes.org>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v6 01/12] iommu/exynos: add missing cache flush for
 removed pagetable entries

On Tuesday, December 25, 2012 6:00:01 PM UTC-8, Cho KyongHo wrote:
> This commit adds cache flush for removed small page and large page
> entries in exynos_iommu_unmap(). Missing cache flush of removed
> page table entries can cause missing page fault interrupt when a
> master IP accesses an unmapped area.

KyongHo,
It appears this patch was never applied and got caught up in the
device tree binding discussion. AFAICT, this patch is still necessary.
Can you resubmit this patch separately. Or ok if I do?

Original patch is here:
    https://patchwork.kernel.org/patch/1910261/

thanks,
grant
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