Re: [PATCH] Btrfs: take block group fragmentation into account for allocation

Josef Bacik
2009-03-09T15:24:17Z

On Mon, Mar 09, 2009 at 03:21:06PM -0000, Oliver Mattos wrote:
>
>> So the idea of the function is to return an integer in the range
>> [0,100]?
>
> Why are we using a range of 0 to 100 anyway? 100 seems like an arbitary
> value for kernel space - why not just keep it as a value in the range
> [0,2^32) ? That eliminates the arbitary constant of 100, and in some
> cases could reduce the effects of rounding and allow finer control at no
> additional expense.
>

Its not arbitrary, its a percentage, so 0-100 percent.

Josef