Re: [PowerPC] 2.6.30-git14 boot failure with SLAB

2009-06-20 Thread Sachin Sant
Benjamin Herrenschmidt wrote: That is strange. If I revert that commit, I get breakages on machines here. It would be interesting to understand what the problem is here, as we -do- use that kmem cache for allocating page tables, so we do need it initialized that early. (IE, we can't allow vmalloc

Re: [PowerPC] 2.6.30-git14 boot failure with SLAB

2009-06-19 Thread Benjamin Herrenschmidt
On Fri, 2009-06-19 at 22:36 +0530, Sachin Sant wrote: > The offending commit seems to be > c868d550115b9ccc0027c67265b9520790f05601. > mm: Move pgtable_cache_init() earlier > > If i revert this commit, the machine boots fine. That is strange. If I revert that commit, I get breakages on machines h

Re: [PowerPC] 2.6.30-git14 boot failure with SLAB

2009-06-19 Thread Sachin Sant
Sachin Sant wrote: 2.6.30-git14 (0732f87761dbe417cb6e084b712d07e879e876ef) fails to boot on various PowerPC machines. Here are last few boot messages from a Power6 box. I will go back and check what changes between git10 and git11 could have caused this boot failure. The offending commit