[PATCH 4.5 120/200] cxl: Keep IRQ mappings on context teardown

4.5-stable review patch. If anyone has any objections, please let me know. -- From: Michael Neuling commit d6776bba44d9752f6cdf640046070e71ee4bba7b upstream. Keep IRQ mappings on context teardown. This won't leak IRQs as if we allocate the mapping again,

[PATCH 4.5 120/200] cxl: Keep IRQ mappings on context teardown

4.5-stable review patch. If anyone has any objections, please let me know. -- From: Michael Neuling commit d6776bba44d9752f6cdf640046070e71ee4bba7b upstream. Keep IRQ mappings on context teardown. This won't leak IRQs as if we allocate the mapping again, the generic code