Re: [PATCH v2 3/7] powerpc: use task_pid_nr() for TID allocation

From: Andrew Donnellan
Date: Thu Apr 26 2018 - 05:30:38 EST

On 25/04/18 07:12, Sukadev Bhattiprolu wrote:
Yes. Like with PIDR, was trying to assign TIDR initially to all threads.
But since only a subset of threads need/use TIDR, we can assign the
value later (when set_thread_tidr() is called). So we should be able to
use task_pid_nr() then.

OK. Alastair has also confirmed with me that truncating the pid to a u16 should be safe, so therefore:

Reviewed-by: Andrew Donnellan <andrew.donnellan@xxxxxxxxxxx>

Andrew Donnellan OzLabs, ADL Canberra
andrew.donnellan@xxxxxxxxxxx IBM Australia Limited