From: tip-bot for Thomas Gleixner <tglx@linutronix.de>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@kernel.org,
dhowells@redhat.com, tglx@linutronix.de
Subject: [tip:smp/hotplug] mn10300: Use common threadinfo allocator
Date: Tue, 8 May 2012 05:42:54 -0700 [thread overview]
Message-ID: <tip-c03a6a7ba6f456663e4b254cdde460b24c0852e1@git.kernel.org> (raw)
In-Reply-To: <20120505150141.996582377@linutronix.de>
Commit-ID: c03a6a7ba6f456663e4b254cdde460b24c0852e1
Gitweb: http://git.kernel.org/tip/c03a6a7ba6f456663e4b254cdde460b24c0852e1
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Sat, 5 May 2012 15:05:45 +0000
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitDate: Tue, 8 May 2012 14:08:45 +0200
mn10300: Use common threadinfo allocator
Let the core code allocate and handle the kgdb cleanup with the
arch_release_thread_info() function.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: David Howells <dhowells@redhat.com>
Link: http://lkml.kernel.org/r/20120505150141.996582377@linutronix.de
---
arch/mn10300/include/asm/thread_info.h | 17 +++--------------
arch/mn10300/kernel/kgdb.c | 3 +--
2 files changed, 4 insertions(+), 16 deletions(-)
diff --git a/arch/mn10300/include/asm/thread_info.h b/arch/mn10300/include/asm/thread_info.h
index 28cf521..08251d6 100644
--- a/arch/mn10300/include/asm/thread_info.h
+++ b/arch/mn10300/include/asm/thread_info.h
@@ -20,8 +20,10 @@
#ifdef CONFIG_4KSTACKS
#define THREAD_SIZE (4096)
+#define THREAD_SIZE_ORDER (0)
#else
#define THREAD_SIZE (8192)
+#define THREAD_SIZE_ORDER (1)
#endif
#define STACK_WARN (THREAD_SIZE / 8)
@@ -120,21 +122,8 @@ static inline unsigned long current_stack_pointer(void)
return sp;
}
-#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
-
-/* thread information allocation */
-#ifdef CONFIG_DEBUG_STACK_USAGE
-#define alloc_thread_info_node(tsk, node) \
- kzalloc_node(THREAD_SIZE, GFP_KERNEL, node)
-#else
-#define alloc_thread_info_node(tsk, node) \
- kmalloc_node(THREAD_SIZE, GFP_KERNEL, node)
-#endif
-
#ifndef CONFIG_KGDB
-#define free_thread_info(ti) kfree((ti))
-#else
-extern void free_thread_info(struct thread_info *);
+void arch_release_thread_info(struct thread_info *ti)
#endif
#define get_thread_info(ti) get_task_struct((ti)->task)
#define put_thread_info(ti) put_task_struct((ti)->task)
diff --git a/arch/mn10300/kernel/kgdb.c b/arch/mn10300/kernel/kgdb.c
index f6c981d..9977082 100644
--- a/arch/mn10300/kernel/kgdb.c
+++ b/arch/mn10300/kernel/kgdb.c
@@ -397,7 +397,7 @@ static bool kgdb_arch_undo_singlestep(struct pt_regs *regs)
* single-step state is cleared. At this point the breakpoints should have
* been removed by __switch_to().
*/
-void free_thread_info(struct thread_info *ti)
+void arch_release_thread_info(struct thread_info *ti)
{
if (kgdb_sstep_thread == ti) {
kgdb_sstep_thread = NULL;
@@ -407,7 +407,6 @@ void free_thread_info(struct thread_info *ti)
* so force immediate reentry */
kgdb_breakpoint();
}
- kfree(ti);
}
/*
next prev parent reply other threads:[~2012-05-08 12:43 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-05 15:05 [patch 00/18] fork: Move most archs to generic threadinfo/taskstruct allocators Thomas Gleixner
2012-05-05 15:05 ` [patch 01/18] fork: Remove the weak insanity Thomas Gleixner
2012-05-05 15:58 ` Sam Ravnborg
2012-05-07 20:55 ` Thomas Gleixner
2012-05-07 21:03 ` Sam Ravnborg
2012-05-08 12:31 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 03/18] fork: Move thread info gfp flags to header Thomas Gleixner
2012-05-07 4:34 ` Paul E. McKenney
2012-05-07 13:38 ` Paul E. McKenney
2012-05-07 19:14 ` Thomas Gleixner
2012-05-07 20:53 ` Paul E. McKenney
2012-05-08 17:51 ` Paul E. McKenney
2012-05-08 12:32 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 04/18] fork: Provide kmemcache based thread_info allocator Thomas Gleixner
2012-05-08 12:35 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 02/18] fork: Provide weak arch_release_[task_struct|thread_info] functions Thomas Gleixner
2012-05-08 12:33 ` [tip:smp/hotplug] fork: Provide weak arch_release_[ task_struct|thread_info] functions tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 05/18] x86: Use common threadinfo allocator Thomas Gleixner
2012-05-08 12:37 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 06/18] c6x: " Thomas Gleixner
2012-05-07 19:49 ` Mark Salter
2012-05-08 12:36 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 08/18] frv: " Thomas Gleixner
2012-05-08 12:38 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 07/18] cris: " Thomas Gleixner
2012-05-08 12:37 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-15 12:49 ` [patch 07/18] " Jesper Nilsson
2012-05-05 15:05 ` [patch 09/18] hexagon: " Thomas Gleixner
2012-05-08 12:40 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 10/18] m32r: " Thomas Gleixner
2012-05-08 12:39 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 11/18] mips: " Thomas Gleixner
2012-05-08 12:41 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 12/18] mn10300: " Thomas Gleixner
2012-05-08 12:42 ` tip-bot for Thomas Gleixner [this message]
2012-05-05 15:05 ` [patch 13/18] powerpc: " Thomas Gleixner
2012-05-08 12:42 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 14/18] score: " Thomas Gleixner
2012-05-08 12:44 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 15/18] sh: " Thomas Gleixner
2012-05-08 12:43 ` [tip:smp/hotplug] sh-use-common-threadinfo-allocator tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 16/18] sparc: Use common threadinfo allocator Thomas Gleixner
2012-05-06 17:03 ` David Miller
2012-05-08 12:45 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-05 15:05 ` [patch 17/18] tile: " Thomas Gleixner
2012-05-05 15:21 ` Chris Metcalf
2012-05-07 19:45 ` Thomas Gleixner
2012-05-07 20:03 ` Chris Metcalf
2012-05-07 20:33 ` Thomas Gleixner
2012-05-07 20:52 ` Chris Metcalf
2012-05-08 12:04 ` Thomas Gleixner
2012-05-08 12:34 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
2012-05-08 19:02 ` Chris Metcalf
2012-05-05 15:05 ` [patch 18/18] task_allocator: Use config switches instead of magic defines Thomas Gleixner
2012-05-07 20:32 ` Sam Ravnborg
2012-05-07 20:43 ` Thomas Gleixner
2012-05-08 12:46 ` [tip:smp/hotplug] " tip-bot for Thomas Gleixner
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