linux-next: Tree for July 18: warning at kernel/lockdep.c:2068 trace_hardirqs_on_caller

Vivek Goyal vgoyal at redhat.com
Mon Jul 21 10:54:17 EDT 2008


On Mon, Jul 21, 2008 at 03:47:33PM +0200, Bernhard Walle wrote:
> * Vivek Goyal [2008-07-21 09:39]:
> > 
> > But the point is, if /sys/devices/system/memory also represents all
> > the physical memory present in the system then it might be not be
> > justified to create another similar interface. (Until and unless there
> > is something unique about /sys/firmware/memmap).
> 
> But I don't see anything like a physical address there:
> 
>   /sys/devices/system/memory/memory2:
>   -r--r--r-- 1 root root 4096 2008-07-21 15:45 phys_device
>   -r--r--r-- 1 root root 4096 2008-07-21 15:45 phys_index
>   -rw-r--r-- 1 root root 4096 2008-07-21 15:45 state
> 
> (on a PPC64 machine where SUSE kernel has that interface enabled by
> default).
> 
> 
Do you want to respond to lkml and to dave hansen so that he can respond
back. In this mail only kexec mailing list is there.

Thanks
Vivek



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