Re: Large physical address support on e500 platform

2010-05-13 Thread Kumar Gala
On Jan 25, 2010, at 11:25 AM, Kumar Gala wrote: On Jan 25, 2010, at 11:06 AM, Aaron Pace wrote: Is a simple hello world module sufficient to show the issue? I'll look into it this week. - k It wasn't in my situation, unfortunately. To duplicate this, I had one relatively large

Re: Large physical address support on e500 platform

2010-05-13 Thread Kumar Gala
On Jan 25, 2010, at 11:25 AM, Kumar Gala wrote: On Jan 25, 2010, at 11:06 AM, Aaron Pace wrote: Is a simple hello world module sufficient to show the issue? I'll look into it this week. - k It wasn't in my situation, unfortunately. To duplicate this, I had one relatively large

Re: Large physical address support on e500 platform

2010-01-25 Thread Kumar Gala
On Jan 22, 2010, at 12:27 AM, Aaron Pace wrote: Its possible that we've broken module/vmalloc support with Large physical addressing.? Its not something I've tried in a while.? What kernel/git SHA are you using. I'm just pulling in from the main kernel tree git. My current version is

Re: Large physical address support on e500 platform

2010-01-25 Thread Aaron Pace
Is a simple hello world module sufficient to show the issue?  I'll look into it this week. - k It wasn't in my situation, unfortunately. To duplicate this, I had one relatively large kernel module, and then one simple 'hello world' module that did nothing more than call an exported

Re: Large physical address support on e500 platform

2010-01-25 Thread Kumar Gala
On Jan 25, 2010, at 11:06 AM, Aaron Pace wrote: Is a simple hello world module sufficient to show the issue? I'll look into it this week. - k It wasn't in my situation, unfortunately. To duplicate this, I had one relatively large kernel module, and then one simple 'hello world'

Re: Large physical address support on e500 platform

2010-01-21 Thread Aaron Pace
Its possible that we've broken module/vmalloc support with Large physical addressing.? Its not something I've tried in a while.? What kernel/git SHA are you using. I'm just pulling in from the main kernel tree git. My current version is 2.6.33-rc4-00193-gd1e4922-dirty, but it had not

Re: Large physical address support on e500 platform

2010-01-19 Thread Kumar Gala
On Jan 19, 2010, at 12:54 AM, Alex Dubov wrote: I'm working on an mpc8548 based board and recently I've encountered a problem, whereupon kernel crashed each time module loading is attempted. I traced the problem to the fact, that vmalloc_exec was setting incorrect page attributes on

Re: Large physical address support on e500 platform

2010-01-19 Thread Alex Dubov
So, the obvious question is, what is the current status of large physical address support on e500? Is it a problem in current git version or is it not ready yet? Thanks. Its possible that we've broken module/vmalloc support with Large physical addressing.  Its not something I've

Large physical address support on e500 platform

2010-01-18 Thread Alex Dubov
I'm working on an mpc8548 based board and recently I've encountered a problem, whereupon kernel crashed each time module loading is attempted. I traced the problem to the fact, that vmalloc_exec was setting incorrect page attributes on allocated pages. This, in turn, happened because I specified