[dm-devel] Re: [KJ] [PATCH] dm: uninitialize static variables

Carlos Manuel Duclos Vergara carlos at embedded.cl
Mon Dec 5 12:47:40 UTC 2005


Hi,

> uninitialize static variables initialized to 0, to make them go
> to .bss instead of .data.
>

if you want that why not explicitely put them in .bss?
something like:

> -static unsigned int major = 0;
> +static unsigned int major; /* = 0 */

static unsigned int major = 0 __attribute__ ((section(".bss"));

Even when crt should take care of initializing bss to zero, so I think
that you're trying to save some cpu cycles

my $1

-- 
Carlos Manuel Duclos Vergara
http://www.toolchains.com/personal/blog




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