Re: [PATCH v2] powerpc/pseries: Only wait for dying CPU after call to rtas_stop_self()

2019-03-11 Thread Thiago Jung Bauermann
Hello Gautham, Thanks for your review. Gautham R Shenoy writes: > Hello Thiago, > > On Fri, Feb 22, 2019 at 07:57:52PM -0300, Thiago Jung Bauermann wrote: >> I see two cases that can be causing this race: >> >> 1. It's possible that CPU 134 was inactive at the time it was unplugged. In >>

Re: [PATCH v2] powerpc/pseries: Only wait for dying CPU after call to rtas_stop_self()

2019-02-28 Thread Gautham R Shenoy
Hello Thiago, On Fri, Feb 22, 2019 at 07:57:52PM -0300, Thiago Jung Bauermann wrote: > When testing DLPAR CPU add/remove on a system under stress, > pseries_cpu_die() doesn't wait long enough for a CPU to die: > > [ 446.983944] cpu 148 (hwid 148) Ready to die... > [ 446.984062] cpu 149 (hwid

[PATCH v2] powerpc/pseries: Only wait for dying CPU after call to rtas_stop_self()

2019-02-22 Thread Thiago Jung Bauermann
When testing DLPAR CPU add/remove on a system under stress, pseries_cpu_die() doesn't wait long enough for a CPU to die: [ 446.983944] cpu 148 (hwid 148) Ready to die... [ 446.984062] cpu 149 (hwid 149) Ready to die... [ 446.993518] cpu 150 (hwid 150) Ready to die... [ 446.993543] Querying