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 ha

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 ha

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 'he

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 f

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. >> M

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

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 n

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 alloc

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 "L