From: Thomas Klein <tklein@de.ibm.com>
To: Jeff Garzik <jeff@garzik.org>
Cc: Jan-Bernd Themann <themann@de.ibm.com>,
netdev <netdev@vger.kernel.org>,
Hannes Hering <hering2@de.ibm.com>,
linux-kernel <linux-kernel@vger.kernel.org>,
linux-ppc <linuxppc-dev@ozlabs.org>,
Christoph Raisch <raisch@de.ibm.com>
Subject: [PATCH] ehea: Fix memory hotplug handling
Date: Thu, 19 Feb 2009 12:32:11 +0100 [thread overview]
Message-ID: <200902191232.12152.tklein@de.ibm.com> (raw)
Added missing set_bit() to disable data transfer when a memchange notification is handled
Signed-off-by: Thomas Klein <tklein@de.ibm.com>
---
diff -Nurp -X dontdiff linux-2.6.29-rc4/drivers/net/ehea/ehea.h patched_kernel/drivers/net/ehea/ehea.h
--- linux-2.6.29-rc4/drivers/net/ehea/ehea.h 2009-02-18 16:59:54.000000000 +0100
+++ patched_kernel/drivers/net/ehea/ehea.h 2009-02-18 17:01:12.000000000 +0100
@@ -40,7 +40,7 @@
#include <asm/io.h>
#define DRV_NAME "ehea"
-#define DRV_VERSION "EHEA_0098"
+#define DRV_VERSION "EHEA_0099"
/* eHEA capability flags */
#define DLPAR_PORT_ADD_REM 1
diff -Nurp -X dontdiff linux-2.6.29-rc4/drivers/net/ehea/ehea_main.c patched_kernel/drivers/net/ehea/ehea_main.c
--- linux-2.6.29-rc4/drivers/net/ehea/ehea_main.c 2009-02-18 16:59:54.000000000 +0100
+++ patched_kernel/drivers/net/ehea/ehea_main.c 2009-02-18 17:01:12.000000000 +0100
@@ -3517,12 +3517,14 @@ static int ehea_mem_notifier(struct noti
/* Readd canceled memory block */
case MEM_ONLINE:
ehea_info("memory is going online");
+ set_bit(__EHEA_STOP_XFER, &ehea_driver_flags);
if (ehea_add_sect_bmap(arg->start_pfn, arg->nr_pages))
return NOTIFY_BAD;
ehea_rereg_mrs(NULL);
break;
case MEM_GOING_OFFLINE:
ehea_info("memory is going offline");
+ set_bit(__EHEA_STOP_XFER, &ehea_driver_flags);
if (ehea_rem_sect_bmap(arg->start_pfn, arg->nr_pages))
return NOTIFY_BAD;
ehea_rereg_mrs(NULL);
next reply other threads:[~2009-02-19 11:32 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-19 11:32 Thomas Klein [this message]
2009-02-20 8:43 ` [PATCH] ehea: Fix memory hotplug handling David Miller
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