From: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
To: linux-mm <linux-mm@kvack.org>
Subject: Re: [PATCH 2.6.17-rc1-mm1 5/9] AutoPage Migration - V0.2 - x64_64 check/notify internode migration
Date: Fri, 07 Apr 2006 16:40:18 -0400 [thread overview]
Message-ID: <1144442418.5198.62.camel@localhost.localdomain> (raw)
In-Reply-To: <1144441946.5198.52.camel@localhost.localdomain>
AutoPage Migration - V0.2 - 5/9 x64_64 check/notify internode migration
Hook check for task memory migration for x86_64.
V0.1 -> V0.2: fix type in auto-migrate.h include.
tested on quad-opteron platform
Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com>
Index: linux-2.6.16-mm1/arch/x86_64/kernel/signal.c
===================================================================
--- linux-2.6.16-mm1.orig/arch/x86_64/kernel/signal.c 2006-03-23 11:00:44.000000000 -0500
+++ linux-2.6.16-mm1/arch/x86_64/kernel/signal.c 2006-03-23 16:50:04.000000000 -0500
@@ -24,6 +24,8 @@
#include <linux/stddef.h>
#include <linux/personality.h>
#include <linux/compiler.h>
+#include <linux/auto-migrate.h>
+
#include <asm/ucontext.h>
#include <asm/uaccess.h>
#include <asm/i387.h>
@@ -493,6 +495,12 @@ void do_notify_resume(struct pt_regs *re
clear_thread_flag(TIF_SINGLESTEP);
}
+ /*
+ * check for task memory migration before delivering
+ * signals so that hander[s] use memory in new node.
+ */
+ check_migrate_pending();
+
/* deal with pending signal delivery */
if (thread_info_flags & _TIF_SIGPENDING)
do_signal(regs,oldset);
--
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next prev parent reply other threads:[~2006-04-07 20:38 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-07 20:32 [PATCH 2.6.17-rc1-mm1 0/9] AutoPage Migration - V0.2 - Overview Lee Schermerhorn
2006-04-07 20:37 ` [PATCH 2.6.17-rc1-mm1 1/9] AutoPage Migration - V0.2 - migrate task memory with default policy Lee Schermerhorn
2006-04-07 20:37 ` [PATCH 2.6.17-rc1-mm1 2/9] AutoPage Migration - V0.2 - add auto_migrate_enable sysctl Lee Schermerhorn
2006-04-07 20:38 ` [PATCH 2.6.17-rc1-mm1 3/9] AutoPage Migration - V0.2 - generic check/notify internode migration Lee Schermerhorn
2006-04-07 20:39 ` [PATCH 2.6.17-rc1-mm1 4/9] AutoPage Migration - V0.2 - ia64 " Lee Schermerhorn
2006-04-07 20:40 ` Lee Schermerhorn [this message]
2006-04-07 20:41 ` [PATCH 2.6.17-rc1-mm1 6/9] AutoPage Migration - V0.2 - hook sched migrate to memory migration Lee Schermerhorn
2006-04-07 20:42 ` [PATCH 2.6.17-rc1-mm1 7/9] AutoPage Migration - V0.2 - add hysteresis to internode migration Lee Schermerhorn
2006-04-07 20:43 ` [PATCH 2.6.17-rc1-mm1 8/9] AutoPage Migration - V0.2 - add max mapcount migration threshold Lee Schermerhorn
2006-04-07 20:45 ` [PATCH 2.6.17-rc1-mm1 9/9] AutoPage Migration - V0.2 - hook automigration to migrate-on-fault Lee Schermerhorn
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