From: Michael Bringmann <mwb@linux.vnet.ibm.com>
To: linuxppc-dev@lists.ozlabs.org
Cc: Michael Bringmann <mwb@linux.vnet.ibm.com>,
Nathan Fontenot <nfont@linux.vnet.ibm.com>,
John Allen <jallen@linux.vnet.ibm.com>,
Tyrel Datwyler <tyreld@linux.vnet.ibm.com>,
Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
Subject: [PATCH v07 9/9] hotplug/pmt: Update topology after PMT
Date: Fri, 13 Jul 2018 15:18:23 -0500 [thread overview]
Message-ID: <8ad3d872-b470-b8eb-e51e-df1da0ea2414@linux.vnet.ibm.com> (raw)
In-Reply-To: <458ff569-f611-f506-afa1-138146551dde@linux.vnet.ibm.com>
hotplug/pmt: Call rebuild_sched_domains after applying changes
to update CPU associativity i.e. 'readd' CPUs. This is to
ensure that the deferred calls to arch_update_cpu_topology are
now reflected in the system data structures.
Signed-off-by: Michael Bringmann <mwb@linux.vnet.ibm.com>
---
arch/powerpc/platforms/pseries/dlpar.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c
index 7264b8e..ea3c08a 100644
--- a/arch/powerpc/platforms/pseries/dlpar.c
+++ b/arch/powerpc/platforms/pseries/dlpar.c
@@ -16,6 +16,7 @@
#include <linux/notifier.h>
#include <linux/spinlock.h>
#include <linux/cpu.h>
+#include <linux/cpuset.h>
#include <linux/slab.h>
#include <linux/of.h>
@@ -451,6 +452,9 @@ static int dlpar_pmt(struct pseries_hp_errorlog *work)
ssleep(10);
}
+ ssleep(5);
+ rebuild_sched_domains();
+
return 0;
}
prev parent reply other threads:[~2018-07-13 20:18 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-13 20:16 [PATCH v07 0/9] powerpc/hotplug: Update affinity for migrated CPUs Michael Bringmann
2018-07-13 20:17 ` [PATCH v07 1/9] hotplug/cpu: Conditionally acquire/release DRC index Michael Bringmann
2018-07-23 17:42 ` Nathan Fontenot
2018-07-13 20:18 ` [PATCH v07 2/9] hotplug/cpu: Add operation queuing function Michael Bringmann
2018-07-23 15:54 ` John Allen
2018-07-25 15:49 ` Michael Bringmann
2018-07-27 5:57 ` Michael Ellerman
2018-07-23 17:51 ` Nathan Fontenot
2018-07-25 15:57 ` Michael Bringmann
2018-07-27 6:09 ` Michael Ellerman
2018-07-13 20:18 ` [PATCH v07 3/9] hotplug/cpu: Provide CPU readd operation Michael Bringmann
2018-07-13 20:18 ` [PATCH v07 4/9] mobility/numa: Ensure numa update does not overlap Michael Bringmann
2018-07-13 20:18 ` [PATCH v07 5/9] numa: Disable/enable arch_update_cpu_topology Michael Bringmann
2018-07-13 20:18 ` [PATCH v07 6/9] pmt/numa: Disable arch_update_cpu_topology during CPU readd Michael Bringmann
2018-07-24 20:38 ` Nathan Fontenot
2018-07-13 20:18 ` [PATCH v07 7/9] powerpc/rtas: Allow disabling rtas_event_scan Michael Bringmann
2018-07-13 20:18 ` [PATCH v07 8/9] hotplug/rtas: No rtas_event_scan during PMT update Michael Bringmann
2018-07-13 20:18 ` Michael Bringmann [this message]
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