linux-kernel - Re: [Cbe-oss-dev] [RFC, PATCH 4/4] Add support to OProfile for profiling Cell BE SPUs -- update

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Message-ID: <45BFD016.5050302@us.ibm.com>
Date:	Tue, 30 Jan 2007 17:09:10 -0600
From:	Maynard Johnson <maynardj@...ibm.com>
To:	Christoph Hellwig <hch@....de>
CC:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	linuxppc-dev@...abs.org, oprofile-list@...ts.sourceforge.net,
	cbe-oss-dev@...abs.org, Arnd Bergmann <arnd@...db.de>,
	linux-kernel@...r.kernel.org
Subject: Re: [Cbe-oss-dev] [RFC, PATCH 4/4] Add support to OProfile for	profiling
 Cell BE SPUs -- update

Christoph Hellwig wrote:

> On Tue, Jan 30, 2007 at 06:53:50PM +1100, Benjamin Herrenschmidt wrote:
> 
>>>>+/* Defines used for sync_start */
>>>>+#define SKIP_GENERIC_SYNC 0
>>>>+#define SYNC_START_ERROR -1
>>>>+#define DO_GENERIC_SYNC 1
>>>>+
>>>>+typedef struct vma_map
>>>>+{
>>>>+       struct vma_map *next;
>>>>+       unsigned int vma;
>>>>+       unsigned int size;
>>>>+       unsigned int offset;
>>>>+       unsigned int guard_ptr;
>>>>+       unsigned int guard_val;
>>>>+} vma_map_t;
>>
>>I haven't had time to look in details yet but in that context, what does
>>"vma" stands for ? There's already an important vm data structure in
>>linux routinely called "vma" and thus I suspect this is a poor naming
>>choice as it will cause confusion.
> 
> 
> It looks like it actually is dealing with vma to me.  But then again:
> 
>  - please don't use typedefs for structures
>  - there might be a more descriptive name for this than just vma_map
Yes, I'll come up with some (hopefully) better name.
> 
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