[PATCH] Documentation/Intel-IOMMU.txt: Modify definition of DRHD

2015-08-23 Thread Xiao, Nan (Nan@HPS Performance, Beijing)
Hi David & Joerg,

According to "Intel Virtualization Technology for Directed I/O" specification,
DRHD stands for "DMA Remapping Hardware Unit Definition" , not "DMA Engine 
Reporting Structure".

Signed-off-by: Nan Xiao 
---
 Documentation/Intel-IOMMU.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/Intel-IOMMU.txt b/Documentation/Intel-IOMMU.txt
index cf9431d..7b57fc0 100644
--- a/Documentation/Intel-IOMMU.txt
+++ b/Documentation/Intel-IOMMU.txt
@@ -10,7 +10,7 @@ This guide gives a quick cheat sheet for some basic 
understanding.
 Some Keywords
 
 DMAR - DMA remapping
-DRHD - DMA Engine Reporting Structure
+DRHD - DMA Remapping Hardware Unit Definition
 RMRR - Reserved memory Region Reporting Structure
 ZLR  - Zero length reads from PCI devices
 IOVA - IO Virtual address.
-- 
2.4.3


Best Regards
Nan Xiao

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Re: [PATCH] Documentation/Intel-IOMMU.txt: Modify definition of DRHD

2015-08-25 Thread j...@8bytes.org
Hi Nan,

I applied this patch with some formatting fixes, thanks. Details below:

From: "Xiao, Nan (Nan@HPS Performance, Beijing)" 

git-am made this author-line out of your patch: "(Nan@HPS <(Nan@HPS>"

Which doesn't even look like a valid email address. I fixed it, but
please include a From: line in your future patches like this:

From: Xiao, Nan 

This will guarantee that your patches will be accounted correctly.

Next is the patch subject. For iommu patches please use a prefix like
this: /

In case of Intel VT-d this would look like "iommu/vt-d:", and my updated
subject line looks like:

Subject: x86/vt-d: Fix documentation of DRHD

On Mon, Aug 24, 2015 at 06:22:42AM +, Xiao, Nan (Nan@HPS Performance, 
Beijing) wrote:
> According to "Intel Virtualization Technology for Directed I/O" specification,
> DRHD stands for "DMA Remapping Hardware Unit Definition" , not "DMA Engine 
> Reporting Structure".

These lines are too long. Please try to limit the line-length in patches
to 60 characters for iommu patches.


Thanks,

Joerg

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RE: [PATCH] Documentation/Intel-IOMMU.txt: Modify definition of DRHD

2015-08-25 Thread Xiao, Nan (Nan@HPservers-Core-OE-PSC)
Hi Joerg,

Firstly, thanks very much for your detailed comments!

I first send this patch to linux-ker...@vger.kernel.org only (the result of 
get_maintainer.pl ), but after about 3
days, there is no any responses. I thought no one would notice this bug, so I 
resend the patch to you. But this
morning, Jonathan confirmed he has merged the patch 
(https://lkml.org/lkml/2015/8/24/637) , so I think maybe 
there is no need for you to merge it again.

I am very sorry for not updating the information immediately! Thanks for your 
understanding!

Best Regards
Nan Xiao

-Original Message-
From: j...@8bytes.org [mailto:j...@8bytes.org] 
Sent: Tuesday, August 25, 2015 4:52 PM
To: Xiao, Nan (Nan@HPservers-Core-OE-PSC)
Cc: dw...@infradead.org; iommu@lists.linux-foundation.org
Subject: Re: [PATCH] Documentation/Intel-IOMMU.txt: Modify definition of DRHD

Hi Nan,

I applied this patch with some formatting fixes, thanks. Details below:

From: "Xiao, Nan (Nan@HPS Performance, Beijing)" 

git-am made this author-line out of your patch: "(Nan@HPS <(Nan@HPS>"

Which doesn't even look like a valid email address. I fixed it, but please 
include a From: line in your future patches like this:

From: Xiao, Nan 

This will guarantee that your patches will be accounted correctly.

Next is the patch subject. For iommu patches please use a prefix like
this: /

In case of Intel VT-d this would look like "iommu/vt-d:", and my updated 
subject line looks like:

Subject: x86/vt-d: Fix documentation of DRHD

On Mon, Aug 24, 2015 at 06:22:42AM +, Xiao, Nan (Nan@HPS Performance, 
Beijing) wrote:
> According to "Intel Virtualization Technology for Directed I/O" 
> specification, DRHD stands for "DMA Remapping Hardware Unit Definition" , not 
> "DMA Engine Reporting Structure".

These lines are too long. Please try to limit the line-length in patches to 60 
characters for iommu patches.


Thanks,

Joerg

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