Re: [PATCH v3] powerpc/xics: Work around limitations of OPAL XICS priority handling
From: Benjamin Herrenschmidt <hidden>
Date: 2017-03-05 23:11:18
On Sat, 2017-03-04 at 23:03 +1100, Michael Ellerman wrote:
+ + /* Allow "sufficient" time to drop any inflight IRQ's */ + mdelay(1); +
According to the HW guys, that should be 5ms in case the powerbus is really really busy. Cheers, Ben.