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);
WARNING: multiple messages have this Message-ID (diff)
From: Thomas Klein <tklein@de.ibm.com>
To: Jeff Garzik <jeff@garzik.org>
Cc: Christoph Raisch <raisch@de.ibm.com>,
Hannes Hering <hering2@de.ibm.com>,
"Jan-Bernd Themann" <themann@de.ibm.com>,
"linux-kernel" <linux-kernel@vger.kernel.org>,
"linux-ppc" <linuxppc-dev@ozlabs.org>,
netdev <netdev@vger.kernel.org>
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: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-19 11:32 Thomas Klein [this message]
2009-02-19 11:32 ` [PATCH] ehea: Fix memory hotplug handling Thomas Klein
2009-02-20 8:43 ` David Miller
2009-02-20 8:43 ` David Miller
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=200902191232.12152.tklein@de.ibm.com \
--to=tklein@de.ibm.com \
--cc=hering2@de.ibm.com \
--cc=jeff@garzik.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linuxppc-dev@ozlabs.org \
--cc=netdev@vger.kernel.org \
--cc=raisch@de.ibm.com \
--cc=themann@de.ibm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.