[lm-sensors] [PATCH] hwmon: coretemp: fix oops on cpu unplug

Kirill A. Shutemov kirill.shutemov at linux.intel.com
Mon Apr 30 18:19:41 CEST 2012


On Mon, Apr 30, 2012 at 08:28:10AM -0700, Guenter Roeck wrote:
> Hi,
> 
> good catch. Couple of problems, though.
> 
> First, what number of cores are we talking about ? We should probably
> increase NUM_REAL_CORES as well. Long term, we should get rid of the
> dependency to prevent that problem from happening again, but that is a
> different issue.

It triggered by another bug. Cores on my 10-core processor have ids 0, 1,
2, 8, 9, 16, 17, 18, 24, 25. :-/
No need to change NUM_REAL_CORES at the moment.

> Second, we'll need the same code in get_core_online(). Otherwise the
> platform device can be created for the new core (if the core is
> re-enabled) but will never be deleted.

It has already handled in create_core_data().

-- 
 Kirill A. Shutemov




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