From: Joerg Roedel <jroedel@suse.de>
To: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Andy Lutomirski <luto@kernel.org>,
Paolo Bonzini <pbonzini@redhat.com>,
Christoph Hellwig <hch@lst.de>,
benh@kernel.crashing.org, KVM <kvm@vger.kernel.org>,
Cornelia Huck <cornelia.huck@de.ibm.com>,
dwmw2@infradead.org, Sebastian Ott <sebott@linux.vnet.ibm.com>,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
linux-s390 <linux-s390@vger.kernel.org>,
virtualization@lists.linux-foundation.org,
Michael Tsirkin <mst@redhat.com>
Subject: Re: [PATCH 1/3] dma: Provide simple noop dma ops
Date: Thu, 5 Nov 2015 14:31:30 +0100 [thread overview]
Message-ID: <20151105133130.GB2255@suse.de> (raw)
In-Reply-To: <1446551679-33492-2-git-send-email-borntraeger@de.ibm.com>
On Tue, Nov 03, 2015 at 12:54:37PM +0100, Christian Borntraeger wrote:
> We are going to require dma_ops for several common drivers, even for
> systems that do have an identity mapping. Lets provide some minimal
> no-op dma_ops that can be used for that purpose.
>
> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
> ---
> include/linux/dma-mapping.h | 2 ++
> lib/Makefile | 1 +
> lib/dma-noop.c | 75 +++++++++++++++++++++++++++++++++++++++++++++
> 3 files changed, 78 insertions(+)
> create mode 100644 lib/dma-noop.c
Reviewed-by: Joerg Roedel <jroedel@suse.de>
next prev parent reply other threads:[~2015-11-05 13:31 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-03 11:54 [PATCHv3 0/3] dma ops and virtio Christian Borntraeger
2015-11-03 11:54 ` [PATCH 1/3] dma: Provide simple noop dma ops Christian Borntraeger
2015-11-05 13:31 ` Joerg Roedel [this message]
2015-11-03 11:54 ` [PATCH 2/3] alpha/dma: use common " Christian Borntraeger
2015-11-03 11:54 ` [PATCH 3/3] s390/dma: Allow per device " Christian Borntraeger
2015-11-03 12:26 ` Cornelia Huck
2015-11-05 9:33 ` Christian Borntraeger
2015-11-05 19:22 ` Andy Lutomirski
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