Re: Value of TASK_UNMAPPED_SIZE on 2.4

Andrea Arcangeli
2000-11-03T19:38:11Z

On Fri, Nov 03, 2000 at 11:15:46AM -0800, Josue Emmanuel Amaro wrote:
> (page.h). This works out to be a value of 0x4000000.
^ one more zero here
> Are there any negative side effects in defining TASK_UNMAPPED_SIZE to 0x1000000?

I guess you mean 0x10000000. There's no risk in doing that. I also did another
patch that moves the kernel away and allows 3.5G per process on IA32 via plain
mmap or shmat, but it has the downside of reducing a lot the ZONE_NORMAL where
on IA32 buffercache and skb still lives.

Andrea