From: Robert Jennings <rcj@linux•vnet.ibm.com>
To: paulus@samba•org
Cc: Brian King <brking@linux•vnet.ibm.com>,
linuxppc-dev@ozlabs•org,
David Darrington <ddarring@linux•vnet.ibm.com>
Subject: [PATCH 13/19] powerpc: Verify CMO memory entitlement updates with virtual I/O
Date: Thu, 12 Jun 2008 17:21:07 -0500 [thread overview]
Message-ID: <20080612222107.GU30916@linux.vnet.ibm.com> (raw)
In-Reply-To: <20080612215312.GF30916@linux.vnet.ibm.com>
=46rom: Nathan Fontenot <nfont@austin•ibm.com>
Verify memory entitlement updates can be handled by vio.
Signed-off-by: Nathan Fontenot <nfont@austin•ibm.com>
---
arch/powerpc/kernel/lparcfg.c | 10 ++++++++++
1 file changed, 10 insertions(+)
Index: b/arch/powerpc/kernel/lparcfg.c
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- a/arch/powerpc/kernel/lparcfg.c
+++ b/arch/powerpc/kernel/lparcfg.c
@@ -34,6 +34,7 @@
#include <asm/time.h>
#include <asm/prom.h>
#include <asm/vdso_datapage.h>
+#include <asm/vio.h>
=20
#define MODULE_VERS "1.7"
#define MODULE_NAME "lparcfg"
@@ -528,6 +529,15 @@ static ssize_t update_mpp(u64 *entitleme
u8 new_weight;
ssize_t rc;
=20
+ if (entitlement) {
+ /* Check with vio to ensure the new memory entitlement
+ * can be handled.
+ */
+ rc =3D vio_cmo_entitlement_update(*entitlement);
+ if (rc)
+ return rc;
+ }
+
rc =3D h_get_mpp(&mpp_data);
if (rc)
return rc;
next prev parent reply other threads:[~2008-06-12 22:23 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-12 21:53 [PATCH 00/19] powerpc: pSeries Cooperative Memory Overcommitment support Robert Jennings
2008-06-12 22:08 ` [PATCH 01/19] powerpc: Remove extraneous error reporting for hcall failures in lparcfg Robert Jennings
2008-06-12 22:08 ` [PATCH 02/19] powerpc: Split processor entitlement retrieval and gathering to helper routines Robert Jennings
2008-06-13 0:23 ` Stephen Rothwell
2008-06-13 19:11 ` Nathan Fontenot
2008-06-16 16:07 ` Nathan Fontenot
2008-06-12 22:09 ` [PATCH 03/19] powerpc: Add memory entitlement capabilities to /proc/ppc64/lparcfg Robert Jennings
2008-06-16 16:09 ` [PATCH 03/19][v2] " Nathan Fontenot
2008-06-16 20:47 ` [PATCH 03/19][v3] " Nathan Fontenot
2008-06-24 14:23 ` Brian King
2008-06-24 15:26 ` [PATCH 03/19] " Nathan Fontenot
2008-06-12 22:11 ` [PATCH 04/19] powerpc: Split retrieval of processor entitlement data into a helper routine Robert Jennings
2008-06-12 22:11 ` [PATCH 05/19] powerpc: Enable CMO feature during platform setup Robert Jennings
2008-06-12 22:12 ` [PATCH 06/19] powerpc: Utilities to set firmware page state Robert Jennings
2008-06-12 22:13 ` [PATCH 07/19] powerpc: Add collaborative memory manager Robert Jennings
2008-06-12 22:13 ` [PATCH 08/19] powerpc: Do not probe PCI buses or eBus devices if CMO is enabled Robert Jennings
2008-06-12 22:14 ` [PATCH 09/19] powerpc: Add CMO paging statistics Robert Jennings
2008-06-12 22:15 ` [PATCH 10/19] powerpc: move get_longbusy_msecs out of ehca/ehea Robert Jennings
2008-06-12 22:18 ` [PATCH 10/19] [repost] " Robert Jennings
2008-06-13 18:24 ` Brian King
2008-06-13 19:55 ` Jeff Garzik
2008-06-12 22:19 ` [PATCH 11/19] powerpc: iommu enablement for CMO Robert Jennings
2008-06-13 1:43 ` Olof Johansson
2008-06-20 15:03 ` Robert Jennings
2008-06-20 15:12 ` [PATCH 11/19][v2] " Robert Jennings
2008-06-12 22:19 ` [PATCH 12/19] powerpc: vio bus support " Robert Jennings
2008-06-13 5:12 ` Stephen Rothwell
2008-06-23 20:23 ` Robert Jennings
2008-06-23 20:25 ` [PATCH 12/19][v2] " Robert Jennings
2008-06-12 22:21 ` Robert Jennings [this message]
2008-06-12 22:21 ` [PATCH 14/19] powerpc: hvc enablement " Robert Jennings
2008-06-12 22:22 ` [PATCH 15/19] powerpc: hvcs " Robert Jennings
2008-06-12 22:22 ` [PATCH 16/19] ibmveth: Automatically enable larger rx buffer pools for larger mtu Robert Jennings
2008-06-13 5:18 ` Stephen Rothwell
2008-06-23 20:21 ` [PATCH 16/19][v2] " Robert Jennings
2008-06-12 22:23 ` [PATCH 17/19] ibmveth: enable driver for CMO Robert Jennings
2008-06-13 5:25 ` Stephen Rothwell
2008-06-23 20:20 ` [PATCH 17/19][v2] " Robert Jennings
2008-06-12 22:24 ` [PATCH 18/19] ibmvscsi: driver enablement " Robert Jennings
2008-06-13 18:30 ` Brian King
2008-06-12 22:31 ` [PATCH 19/19] powerpc: Update arch vector to indicate support " Robert Jennings
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