Re: Larger IO bitmap?

Benjamin LaHaise
2002-11-02T23:13:22Z

On Sat, Nov 02, 2002 at 10:48:11PM +0100, Jos Hulzink wrote:
> Hi,
>
> Increasing the IO bitmap size has huge effects on your Task State Segment
> size. It sure is possible to increase that size, but be aware that this means
> you are using megabytes for your TSS's only !

Keep in mind that a task's io bitmap is now lazily allocated, so by
default no memory will be allocated for it. A similar enhancement
for large vs small io bitmaps could be made by allowing the task io
bitmap to be a variable size.

-ben