From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Bjorn Helgaas <bhelgaas@google.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
linux-doc@vger.kernel.org, Joerg Roedel <joro@8bytes.org>,
Randy Dunlap <rdunlap@infradead.org>,
Liviu Dudau <Liviu.Dudau@arm.com>,
linux-kernel@vger.kernel.org,
James Bottomley <jbottomley@parallels.com>,
linux-pci@vger.kernel.org, David Woodhouse <dwmw2@infradead.org>
Subject: Re: [PATCH v2 1/5] DMA-API: Clarify physical/bus address distinction
Date: Thu, 8 May 2014 02:24:28 -0700 [thread overview]
Message-ID: <20140508092428.GB27651@kroah.com> (raw)
In-Reply-To: <20140506224819.17968.2922.stgit@bhelgaas-glaptop.roam.corp.google.com>
On Tue, May 06, 2014 at 04:48:19PM -0600, Bjorn Helgaas wrote:
> The DMA-API documentation sometimes refers to "physical addresses" when it
> really means "bus addresses." Sometimes these are identical, but they may
> be different if the bridge leading to the bus performs address translation.
> Update the documentation to use "bus address" when appropriate.
>
> Also, consistently capitalize "DMA", use parens with function names, use
> dev_printk() in examples, and reword a few sections for clarity.
>
> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Thanks for cleaning this up.
next prev parent reply other threads:[~2014-05-08 9:24 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-06 22:48 [PATCH v2 0/5] Clean up DMA API & IOMMU dma_addr_t usage Bjorn Helgaas
2014-05-06 22:48 ` [PATCH v2 1/5] DMA-API: Clarify physical/bus address distinction Bjorn Helgaas
2014-05-07 7:37 ` Arnd Bergmann
2014-05-07 18:43 ` Bjorn Helgaas
2014-05-08 9:24 ` Greg Kroah-Hartman [this message]
2014-05-06 22:48 ` [PATCH v2 2/5] DMA-API: Change dma_declare_coherent_memory() CPU address to phys_addr_t Bjorn Helgaas
2014-05-07 7:38 ` Arnd Bergmann
2014-05-06 22:48 ` [PATCH v2 3/5] sh/PCI: Pass GAPSPCI_DMA_BASE CPU address to dma_declare_coherent_memory() Bjorn Helgaas
2014-05-07 7:55 ` Arnd Bergmann
2014-05-07 8:15 ` Arnd Bergmann
2014-05-07 23:18 ` Bjorn Helgaas
2014-05-08 11:36 ` Arnd Bergmann
2014-05-06 22:48 ` [PATCH v2 4/5] iommu: Use dma_addr_t for IOVA arguments Bjorn Helgaas
2014-05-07 7:58 ` Arnd Bergmann
2014-05-08 0:18 ` Bjorn Helgaas
2014-05-08 10:44 ` Arnd Bergmann
2014-05-08 20:30 ` Bjorn Helgaas
2014-05-09 9:58 ` David Woodhouse
2014-05-09 15:32 ` Bjorn Helgaas
2014-05-09 19:52 ` Arnd Bergmann
2014-05-09 20:19 ` Bjorn Helgaas
2014-05-09 20:25 ` James Bottomley
2014-05-06 22:48 ` [PATCH v2 5/5] iommu/exynos: Remove unnecessary "&" from function pointers Bjorn Helgaas
2014-05-07 7:59 ` Arnd Bergmann
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