Messages in this thread | | | Date | Wed, 15 Nov 2017 14:08:12 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH v3 5/6] ANDROID: binder: don't check prio permissions on restore. |
| |
On Thu, Oct 26, 2017 at 04:07:49PM +0200, Martijn Coenen wrote: > Because we have disabled RT priority inheritance for > the regular binder domain, the following can happen: > > 1) thread A (prio 98) calls into thread B > 2) because RT prio inheritance is disabled, thread B > runs at the lowest nice (prio 100) instead > 3) thread B calls back into A; A will run at prio 100 > for the duration of the transaction
That sounds wrong.. Why would you ever downgrade A?
| |