From: Christoph Hellwig <hch@lst.de>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: jasowang@redhat.com, linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org,
iommu@lists.linux-foundation.org, eric.auger.pro@gmail.com,
Robin Murphy <robin.murphy@arm.com>,
Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH 2/2] virtio/virtio_ring: Fix the dma_max_mapping_size call
Date: Thu, 25 Jul 2019 07:25:29 +0200 [thread overview]
Message-ID: <20190725052529.GA24355@lst.de> (raw)
In-Reply-To: <20190723114750-mutt-send-email-mst@kernel.org>
On Wed, Jul 24, 2019 at 06:10:53PM -0400, Michael S. Tsirkin wrote:
> Christoph - would a documented API wrapping dma_mask make sense?
> With the documentation explaining how users must
> desist from using DMA APIs if that returns false ...
We have some bigger changes in this are planned, including turning
dma_mask into a scalar instead of a pointer, please stay tuned.
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iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>,
Robin Murphy <robin.murphy@arm.com>,
Eric Auger <eric.auger@redhat.com>,
eric.auger.pro@gmail.com, m.szyprowski@samsung.com,
jasowang@redhat.com, virtualization@lists.linux-foundation.org,
iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] virtio/virtio_ring: Fix the dma_max_mapping_size call
Date: Thu, 25 Jul 2019 07:25:29 +0200 [thread overview]
Message-ID: <20190725052529.GA24355@lst.de> (raw)
In-Reply-To: <20190723114750-mutt-send-email-mst@kernel.org>
On Wed, Jul 24, 2019 at 06:10:53PM -0400, Michael S. Tsirkin wrote:
> Christoph - would a documented API wrapping dma_mask make sense?
> With the documentation explaining how users must
> desist from using DMA APIs if that returns false ...
We have some bigger changes in this are planned, including turning
dma_mask into a scalar instead of a pointer, please stay tuned.
next prev parent reply other threads:[~2019-07-25 5:25 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-22 14:55 [PATCH 0/2] Fix NULL pointer dereference with virtio-blk-pci and virtual IOMMU Eric Auger
2019-07-22 14:55 ` Eric Auger
2019-07-22 14:55 ` [PATCH 1/2] dma-mapping: Protect dma_addressing_limited against NULL dma_mask Eric Auger
2019-07-22 14:55 ` Eric Auger
2019-07-22 14:55 ` Eric Auger
2019-07-22 15:26 ` Christoph Hellwig
2019-07-22 15:26 ` Christoph Hellwig
2019-07-22 15:46 ` Auger Eric
2019-07-22 15:46 ` Auger Eric
2019-07-22 15:46 ` Auger Eric
2019-07-22 15:26 ` Christoph Hellwig
2019-07-22 14:55 ` [PATCH 2/2] virtio/virtio_ring: Fix the dma_max_mapping_size call Eric Auger
2019-07-22 14:55 ` Eric Auger
2019-07-22 15:27 ` Christoph Hellwig
2019-07-22 15:27 ` Christoph Hellwig
2019-07-22 15:39 ` Michael S. Tsirkin
2019-07-22 15:39 ` Michael S. Tsirkin
2019-07-22 15:39 ` Michael S. Tsirkin
2019-07-22 15:27 ` Christoph Hellwig
2019-07-22 15:33 ` Michael S. Tsirkin
2019-07-22 15:33 ` Michael S. Tsirkin
2019-07-22 15:33 ` Michael S. Tsirkin
2019-07-23 15:38 ` Christoph Hellwig
2019-07-23 15:38 ` Christoph Hellwig
2019-07-23 15:47 ` Michael S. Tsirkin
2019-07-23 15:47 ` Michael S. Tsirkin
2019-07-23 15:47 ` Michael S. Tsirkin
2019-07-23 15:38 ` Christoph Hellwig
2019-07-22 15:36 ` Robin Murphy
2019-07-22 15:36 ` Robin Murphy
2019-07-22 15:36 ` Robin Murphy
2019-07-22 15:45 ` Michael S. Tsirkin
2019-07-22 15:45 ` Michael S. Tsirkin
2019-07-22 15:45 ` Michael S. Tsirkin
2019-07-23 15:38 ` Christoph Hellwig
2019-07-23 15:38 ` Christoph Hellwig
2019-07-23 15:38 ` Christoph Hellwig
2019-07-24 22:10 ` Michael S. Tsirkin
2019-07-24 22:10 ` Michael S. Tsirkin
2019-07-25 5:25 ` Christoph Hellwig [this message]
2019-07-25 5:25 ` Christoph Hellwig
2019-07-25 5:25 ` Christoph Hellwig
2019-07-24 22:10 ` Michael S. Tsirkin
2019-07-25 11:53 ` Auger Eric
2019-07-25 11:53 ` Auger Eric
2019-07-25 13:04 ` Christoph Hellwig
2019-07-25 13:04 ` Christoph Hellwig
2019-07-25 16:32 ` Auger Eric
2019-07-25 16:32 ` Auger Eric
2019-07-25 16:32 ` Auger Eric
2019-07-25 13:04 ` Christoph Hellwig
2019-07-25 11:53 ` Auger Eric
2019-07-22 14:55 ` Eric Auger
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