From: Christoph Hellwig <hch@infradead.org>
To: Oleksandr Tyshchenko <olekstysh@gmail.com>
Cc: xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>,
Stefano Stabellini <sstabellini@kernel.org>,
Russell King <linux@armlinux.org.uk>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Juergen Gross <jgross@suse.com>,
Logan Gunthorpe <logang@deltatee.com>,
David Hildenbrand <david@redhat.com>,
Martin Oliveira <martin.oliveira@eideticom.com>,
Kees Cook <keescook@chromium.org>,
Jean-Philippe Brucker <jean-philippe@linaro.org>,
Julien Grall <julien@xen.org>,
"Michael S. Tsirkin" <mst@redhat.com>,
Christoph Hellwig <hch@infradead.org>
Subject: Re: [PATCH V1 1/6] arm/xen: Introduce xen_setup_dma_ops()
Date: Sat, 23 Apr 2022 09:32:24 -0700 [thread overview]
Message-ID: <YmQqGOoNDwkKSbZr@infradead.org> (raw)
In-Reply-To: <1650646263-22047-2-git-send-email-olekstysh@gmail.com>
On Fri, Apr 22, 2022 at 07:50:58PM +0300, Oleksandr Tyshchenko wrote:
> +#ifndef _ASM_ARM_XEN_OPS_H
> +#define _ASM_ARM_XEN_OPS_H
> +
> +#include <xen/swiotlb-xen.h>
> +
> +static inline void xen_setup_dma_ops(struct device *dev)
> +{
> +#ifdef CONFIG_XEN
> + if (xen_swiotlb_detect())
> + dev->dma_ops = &xen_swiotlb_dma_ops;
> +#endif
Maybe create a proper !CONFIG_XEN stub for xen_swiotlb_detect instead
of the ifdef here, but otherwise this looks good to me.
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-04-23 16:33 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-22 16:50 [PATCH V1 0/6] virtio: Solution to restrict memory access under Xen using xen-grant DMA-mapping layer Oleksandr Tyshchenko
2022-04-22 16:50 ` [PATCH V1 1/6] arm/xen: Introduce xen_setup_dma_ops() Oleksandr Tyshchenko
2022-04-22 22:59 ` Stefano Stabellini
2022-04-23 14:35 ` Oleksandr
2022-04-23 16:32 ` Christoph Hellwig [this message]
2022-04-22 16:50 ` [PATCH V1 2/6] xen/grants: support allocating consecutive grants Oleksandr Tyshchenko
2022-04-22 16:51 ` [PATCH V1 3/6] xen/virtio: Add option to restrict memory access under Xen Oleksandr Tyshchenko
2022-04-22 23:00 ` Stefano Stabellini
2022-04-23 7:05 ` Oleksandr
2022-04-23 9:10 ` Juergen Gross
2022-04-23 15:25 ` Oleksandr
2022-04-23 16:40 ` Christoph Hellwig
2022-04-24 16:53 ` Oleksandr
2022-04-24 18:08 ` Boris Ostrovsky
2022-04-25 7:53 ` Juergen Gross
2022-04-25 7:47 ` Juergen Gross
2022-04-25 7:58 ` Christoph Hellwig
2022-04-25 9:14 ` Juergen Gross
2022-04-25 20:38 ` Oleksandr
2022-04-25 21:25 ` Borislav Petkov
2022-04-26 5:16 ` Juergen Gross
2022-04-26 8:41 ` Borislav Petkov
2022-04-26 9:36 ` Juergen Gross
2022-04-26 11:16 ` Borislav Petkov
2022-04-22 16:51 ` [PATCH V1 4/6] dt-bindings: Add xen, dev-domid property description for xen-grant DMA ops Oleksandr Tyshchenko
2022-04-22 23:00 ` Stefano Stabellini
2022-04-23 14:37 ` Oleksandr
2022-05-02 21:59 ` [PATCH V1 4/6] dt-bindings: Add xen,dev-domid " Rob Herring
2022-05-03 17:09 ` Oleksandr
2022-05-04 0:02 ` Rob Herring
2022-05-05 10:12 ` Oleksandr
2022-04-22 16:51 ` [PATCH V1 5/6] xen/grant-dma-ops: Retrieve the ID of backend's domain for DT devices Oleksandr Tyshchenko
2022-04-22 23:00 ` Stefano Stabellini
2022-04-23 15:23 ` Oleksandr
2022-04-22 16:51 ` [PATCH V1 6/6] arm/xen: Assign xen-grant DMA ops for xen-grant DMA devices Oleksandr Tyshchenko
2022-04-22 23:00 ` Stefano Stabellini
2022-04-23 16:42 ` Christoph Hellwig
2022-04-24 16:07 ` Oleksandr
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=YmQqGOoNDwkKSbZr@infradead.org \
--to=hch@infradead.org \
--cc=boris.ostrovsky@oracle.com \
--cc=catalin.marinas@arm.com \
--cc=david@redhat.com \
--cc=jean-philippe@linaro.org \
--cc=jgross@suse.com \
--cc=julien@xen.org \
--cc=keescook@chromium.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux@armlinux.org.uk \
--cc=logang@deltatee.com \
--cc=martin.oliveira@eideticom.com \
--cc=mst@redhat.com \
--cc=oleksandr_tyshchenko@epam.com \
--cc=olekstysh@gmail.com \
--cc=sstabellini@kernel.org \
--cc=will@kernel.org \
--cc=xen-devel@lists.xenproject.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).