RE: Data space creation and physical memory allocation strategy.

Thanks, Julian. Good to know.

Best, Chen

-----Original Message----- From: Julian Stecklina [mailto:js@...14...] Sent: Friday, June 10, 2011 8:23 AM To: genode-main@lists.sourceforge.net Subject: Re: Data space creation and physical memory allocation strategy.

On 06/10/2011 03:48 PM, Norman Feske wrote:

...

Does anybody know whether Linux has a similar mechanism (i.e. reserve

...

a chunk of physical memory for a virtual memory region before the first access to this region)? If not, what are the pros and cons of these two strategies?

I am not aware of a Linux mechanism for reserving physical memory. But

as Linux is used for real-time applications, I expect that there exists a mechanism.

I think mmap()+mlock() do exactly that.

Regards, Julian