Re: [PATCH] zr36067: Debugging cleanups

"Ronald S. Bultje" <[email protected]>
Newsgroups gmane.comp.video.mjpeg.devel
Message-ID <[email protected]>
Hi Jean,

On May 7, 2007, at 5:05 AM, Jean Delvare wrote:
> * Use a single global variable to handle the debug level. This makes
>   the driver a bit smaller (by about 800 bytes on x86_64), thanks to
>   one less level of indirection on every use.
[..]
> +int debug = 1;

This is not good, imagine another driver or kernel particle using a  
(global) variable called debug. Last time I did this, there were 3 of  
them. :-). Please call it something else.

The reason other drivers use debug is b/c their debug is static. The  
reason I did this zr_debug + debug hack is b/c it allows the debug  
name without having a debug variable.

Ronald


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