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SubjectRe: [PATCH v3 6/9] iommu/vt-d: Use put_pages_list
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Hi Robin,

On 12/17/21 11:31 PM, Robin Murphy wrote:
> From: "Matthew Wilcox (Oracle)"<willy@infradead.org>
>
> page->freelist is for the use of slab. We already have the ability
> to free a list of pages in the core mm, but it requires the use of a
> list_head and for the pages to be chained together through page->lru.
> Switch the Intel IOMMU and IOVA code over to using free_pages_list().
>
> Signed-off-by: Matthew Wilcox (Oracle)<willy@infradead.org>
> [rm: split from original patch, cosmetic tweaks, fix fq entries]
> Signed-off-by: Robin Murphy<robin.murphy@arm.com>

I had boot tests on my development machines with both strict and lazy
flushing modes. I didn't see any regression, the disk i/o and network
i/o worked good for me.

For changes in iommu/vt-d:

Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>

Best regards,
baolu

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