[PATCH 00/15] arm/arm64: fix use of irq_find_mapping outside of legal RCU context
Christopher Covington
cov at codeaurora.org
Fri Jul 11 13:38:22 PDT 2014
Hi Mark,
On 07/08/2014 09:10 AM, Marc Zyngier wrote:
> A number of irqchip drivers are directly calling irq_find_mapping,
> which may use a rcu_read_lock call when walking the radix tree.
If this happens to be easy for you to determine: do direct callers of
irq_find_host such as irq_create_of_mapping have a similar problem with
irq_domain_mutex?
Thanks,
Christopher
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