Re: [PATCH] powerpc/rtas: Fix hang in race against concurrent cpu offline

2019-06-28 Thread Juliet Kim
On 6/26/19 6:51 PM, Nathan Lynch wrote: > Hi Juliet, > > Juliet Kim writes: >> On 6/25/19 12:29 PM, Nathan Lynch wrote: >>> Juliet Kim writes: However, that fix failed to notify Hypervisor that the LPM attempted had been abandoned which results in a system hang. >>> It is surprising t

Re: [PATCH] powerpc/rtas: Fix hang in race against concurrent cpu offline

2019-06-26 Thread Nathan Lynch
Hi Juliet, Juliet Kim writes: > On 6/25/19 12:29 PM, Nathan Lynch wrote: >> Juliet Kim writes: >>> >>> However, that fix failed to notify Hypervisor that the LPM attempted >>> had been abandoned which results in a system hang. > >> It is surprising to me that leaving a migration unterminated wou

Re: [PATCH] powerpc/rtas: Fix hang in race against concurrent cpu offline

2019-06-26 Thread Juliet Kim
On 6/25/19 12:29 PM, Nathan Lynch wrote: > Juliet Kim writes: >> The commit >> (“powerpc/rtas: Fix a potential race between CPU-Offline & Migration) >> attempted to fix a hang in Live Partition Mobility(LPM) by abandoning >> the LPM attempt if a race between LPM and concurrent CPU offline was >> d

Re: [PATCH] powerpc/rtas: Fix hang in race against concurrent cpu offline

2019-06-25 Thread Nathan Lynch
Juliet Kim writes: > The commit > (“powerpc/rtas: Fix a potential race between CPU-Offline & Migration) > attempted to fix a hang in Live Partition Mobility(LPM) by abandoning > the LPM attempt if a race between LPM and concurrent CPU offline was > detected. > > However, that fix failed to notify

[PATCH] powerpc/rtas: Fix hang in race against concurrent cpu offline

2019-06-24 Thread Juliet Kim
>From 1bd2bf7146876e099eafb292668f9a12dc22f526 Mon Sep 17 00:00:00 2001 From: Juliet Kim Date: Mon, 24 Jun 2019 17:17:46 -0400 Subject: [PATCH 1/1] powerpc/rtas: Fix hang in race against concurrent cpu offline MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8b