From: Ingo Molnar <mingo@elte.hu>
To: Mark McLoughlin <markmc@redhat.com>
Cc: David Woodhouse <dwmw2@infradead.org>,
linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
x86@kernel.org
Subject: Re: [PATCH 4/8] intel-iommu: move DMA PTE defs out of dma_remapping.h
Date: Thu, 20 Nov 2008 20:10:53 +0100 [thread overview]
Message-ID: <20081120191053.GA3955@elte.hu> (raw)
In-Reply-To: <1227196190-488-4-git-send-email-markmc@redhat.com>
* Mark McLoughlin <markmc@redhat.com> wrote:
> +struct dma_pte {
> + u64 val;
> +};
> +#define dma_clear_pte(p) do {(p).val = 0;} while (0)
> +
> +#define dma_set_pte_readable(p) do {(p).val |= DMA_PTE_READ;} while (0)
> +#define dma_set_pte_writable(p) do {(p).val |= DMA_PTE_WRITE;} while (0)
> +#define dma_set_pte_prot(p, prot) \
> + do {(p).val = ((p).val & ~3) | ((prot) & 3); } while (0)
> +#define dma_pte_addr(p) ((p).val & VTD_PAGE_MASK)
> +#define dma_set_pte_addr(p, addr) do {\
> + (p).val |= ((addr) & VTD_PAGE_MASK); } while (0)
> +#define dma_pte_present(p) (((p).val & 3) != 0)
If you touch this, please also clean this up to use proper inlines,
not CPP macros.
Thanks,
Ingo
next prev parent reply other threads:[~2008-11-20 19:11 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-20 14:21 [PATCH] intel-iommu: make init_dmars() static Mark McLoughlin
2008-11-20 14:24 ` Mark McLoughlin
2008-11-20 14:37 ` David Woodhouse
2008-11-20 15:49 ` [PATCH 1/8] intel-iommu: move DMA_32/64BIT_PFN into intel-iommu.c Mark McLoughlin
2008-11-20 15:49 ` [PATCH 2/8] intel-iommu: move root entry defs from dma_remapping.h Mark McLoughlin
2008-11-20 15:49 ` [PATCH 3/8] intel-iommu: move context entry defs out " Mark McLoughlin
2008-11-20 15:49 ` [PATCH 4/8] intel-iommu: move DMA PTE defs out of dma_remapping.h Mark McLoughlin
2008-11-20 15:49 ` [PATCH 5/8] intel-iommu: move struct dmar_domain def out dma_remapping.h Mark McLoughlin
2008-11-20 15:49 ` [PATCH 6/8] intel-iommu: move struct device_domain_info out of dma_remapping.h Mark McLoughlin
2008-11-20 15:49 ` [PATCH 7/8] intel-iommu: kill off duplicate def of dmar_disabled Mark McLoughlin
2008-11-20 15:49 ` [PATCH 8/8] intel-iommu: move iommu_prepare_gfx_mapping() out of dma_remapping.h Mark McLoughlin
2008-11-20 19:10 ` Ingo Molnar [this message]
2008-11-20 19:11 ` [PATCH 3/8] intel-iommu: move context entry defs out from dma_remapping.h Ingo Molnar
2008-11-21 16:50 ` Mark McLoughlin
2008-11-21 16:54 ` [PATCH 1/2] intel-iommu: trivially inline context entry macros Mark McLoughlin
2008-11-21 16:56 ` [PATCH 2/2] intel-iommu: trivially inline DMA PTE macros Mark McLoughlin
2008-11-20 16:05 ` [PATCH 1/8] intel-iommu: move DMA_32/64BIT_PFN into intel-iommu.c David Woodhouse
2008-11-20 14:25 ` [PATCH] intel-iommu: make init_dmars() static David Woodhouse
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=20081120191053.GA3955@elte.hu \
--to=mingo@elte.hu \
--cc=dwmw2@infradead.org \
--cc=iommu@lists.linux-foundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=markmc@redhat.com \
--cc=x86@kernel.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.