From: Joerg Roedel <joro@8bytes.org>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>, Christoph Hellwig <hch@lst.de>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Jens Axboe <axboe@kernel.dk>,
virtualization@lists.linux-foundation.org,
linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
iommu@lists.linux-foundation.org, jfehlig@suse.com,
jon.grimm@amd.com, brijesh.singh@amd.com
Subject: Re: [PATCH 0/3] Fix virtio-blk issue with SWIOTLB
Date: Tue, 15 Jan 2019 09:37:42 +0100 [thread overview]
Message-ID: <20190115083742.GF5825@8bytes.org> (raw)
In-Reply-To: <20190114131114-mutt-send-email-mst@kernel.org>
On Mon, Jan 14, 2019 at 01:20:45PM -0500, Michael S. Tsirkin wrote:
> Which would be fine especially if we can manage not to introduce a bunch
> of indirect calls all over the place and hurt performance.
Which indirect calls? In case of unset dma_ops the DMA-API functions
call directly into the dma-direct implementation, no indirect calls at
all.
Regards,
Joerg
next prev parent reply other threads:[~2019-01-15 8:37 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-10 13:44 [PATCH 0/3] Fix virtio-blk issue with SWIOTLB Joerg Roedel
2019-01-10 13:44 ` [PATCH 1/3] swiotlb: Export maximum allocation size Joerg Roedel
2019-01-10 17:02 ` Konrad Rzeszutek Wilk
2019-01-11 9:12 ` Joerg Roedel
2019-01-14 20:49 ` Konrad Rzeszutek Wilk
2019-01-14 21:59 ` Michael S. Tsirkin
2019-01-15 13:05 ` Christoph Hellwig
2019-01-10 13:44 ` [PATCH 2/3] virtio: Introduce virtio_max_dma_size() Joerg Roedel
2019-01-10 13:44 ` [PATCH 3/3] virtio-blk: Consider virtio_max_dma_size() for maximum segment size Joerg Roedel
2019-01-10 13:59 ` [PATCH 0/3] Fix virtio-blk issue with SWIOTLB Christoph Hellwig
2019-01-10 14:26 ` Joerg Roedel
2019-01-11 3:29 ` Jason Wang
2019-01-11 9:15 ` Joerg Roedel
2019-01-14 9:41 ` Jason Wang
2019-01-14 9:50 ` Christoph Hellwig
2019-01-14 12:41 ` Jason Wang
2019-01-14 18:20 ` Michael S. Tsirkin
2019-01-14 19:09 ` Singh, Brijesh
2019-01-14 19:12 ` Robin Murphy
2019-01-14 20:22 ` Christoph Hellwig
2019-01-14 20:29 ` Michael S. Tsirkin
2019-01-14 20:19 ` Christoph Hellwig
2019-01-14 20:48 ` Michael S. Tsirkin
2019-01-15 13:09 ` Christoph Hellwig
2019-01-15 8:37 ` Joerg Roedel [this message]
2019-01-15 13:20 ` Christoph Hellwig
2019-01-16 14:16 ` Michael S. Tsirkin
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