CONFIG_PREEMPT and JFFS2 oops

Paul Walmsley paul at pwsan.com
Thu Jan 26 11:43:47 EST 2012


On Thu, 26 Jan 2012, Orjan Friberg wrote:

> Your patch works fine in that it doesn't oops, and I'm not seeing any BUGs
> from CONFIG_DEBUG_SPINLOCK.  I haven't verified *anything else* (performance
> etc).
> 
> We've had some discussions on the linux-mtd list during the day, starting at
> http://lists.infradead.org/pipermail/linux-mtd/2012-January/039442.html if
> you're interested (though that discussion didn't result in a patch).

Thanks for the pointer, I'm not subscribed.  That's good analysis.

As Joakim pointed out, that first patch had a pretty serious bug itself.  
So perhaps if you have the time, it might be worth trying this updated 
version:

http://marc.info/?l=linux-omap&m=132759610628997&w=2


- Paul



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