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From: Christoph Hellwig <hch@lst.de>
To: iommu@lists.linux-foundation.org
Cc: Robin Murphy <robin.murphy@arm.com>,
	David Rientjes <rientjes@google.com>
Subject: Re: dma-direct fixes and cleanups v2
Date: Thu, 4 Nov 2021 09:54:33 +0100	[thread overview]
Message-ID: <20211104085433.GA24759@lst.de> (raw)
In-Reply-To: <20211021090611.488281-1-hch@lst.de>

Any comments?

On Thu, Oct 21, 2021 at 11:06:01AM +0200, Christoph Hellwig wrote:
> Hi all,
> 
> Linus complained about the complex flow in dma_direct_alloc, so this
> tries to simplify it a bit, and while I was at it I also made sure that
> unencrypted pages never leak back into the page allocator.
> 
> Changes since v1:
>  - fix a missing return
>  - add a new patch to fix a pre-existing missing unmap
>  - various additional cleanups
>  
> Diffstat:
>  direct.c |  234 +++++++++++++++++++++++++++++++++++++--------------------------
>  1 file changed, 138 insertions(+), 96 deletions(-)
> _______________________________________________
> iommu mailing list
> iommu@lists.linux-foundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/iommu
---end quoted text---
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      parent reply	other threads:[~2021-11-04  8:54 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-21  9:06 dma-direct fixes and cleanups v2 Christoph Hellwig
2021-10-21  9:06 ` [PATCH 01/10] dma-direct: factor out dma_set_{de,en}crypted helpers Christoph Hellwig
2021-11-04 12:35   ` Robin Murphy
2021-10-21  9:06 ` [PATCH 02/10] dma-direct: unmapped remapped pages when dma_set_decrypted Christoph Hellwig
2021-11-04 12:35   ` Robin Murphy
2021-11-09 14:10     ` Christoph Hellwig
2021-11-09 14:27       ` Robin Murphy
2021-10-21  9:06 ` [PATCH 03/10] dma-direct: leak memory that can't be re-encrypted Christoph Hellwig
2021-11-04 12:35   ` Robin Murphy
2021-11-09 14:19     ` Christoph Hellwig
2021-10-21  9:06 ` [PATCH 04/10] dma-direct: clean up the remapping checks in dma_direct_alloc Christoph Hellwig
2021-11-04 12:35   ` Robin Murphy
2021-11-09 14:23     ` Christoph Hellwig
2021-10-21  9:06 ` [PATCH 05/10] dma-direct: factor out a helper for DMA_ATTR_NO_KERNEL_MAPPING allocations Christoph Hellwig
2021-11-04 12:36   ` Robin Murphy
2021-11-09 14:25     ` Christoph Hellwig
2021-11-09 14:39       ` Robin Murphy
2021-10-21  9:06 ` [PATCH 06/10] dma-direct: refactor the !coherent checks in dma_direct_alloc Christoph Hellwig
2021-11-04 12:36   ` Robin Murphy
2021-11-09 14:27     ` Christoph Hellwig
2021-10-21  9:06 ` [PATCH 07/10] dma-direct: warn if there is no pool for force unencrypted allocations Christoph Hellwig
2021-11-04 12:36   ` Robin Murphy
2021-10-21  9:06 ` [PATCH 08/10] dma-direct: drop two CONFIG_DMA_RESTRICTED_POOL conditionals Christoph Hellwig
2021-11-04 12:37   ` Robin Murphy
2021-10-21  9:06 ` [PATCH 09/10] dma-direct: factor the swiotlb code out of __dma_direct_alloc_pages Christoph Hellwig
2021-11-04 12:37   ` Robin Murphy
2021-10-21  9:06 ` [PATCH 10/10] dma-direct: add a dma_direct_use_pool helper Christoph Hellwig
2021-11-04 12:37   ` Robin Murphy
2021-11-04  8:54 ` Christoph Hellwig [this message]

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