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From: Nadia.Derbey@bull.net
To: linux-kernel@vger.kernel.org, y-goto@jp.fujitsu.com,
	akpm@linux-foundation.org
Cc: linux-mm@kvack.org, containers@lists.linux-foundation.org,
	matthltc@us.ibm.com, cmm@us.ibm.com,
	Nadia Derbey <Nadia.Derbey@bull.net>
Subject: [PATCH 3/8] Defining the slab_memory_callback priority as a constant
Date: Mon, 11 Feb 2008 15:16:49 +0100	[thread overview]
Message-ID: <20080211141814.281584000@bull.net> (raw)
In-Reply-To: <20080211141646.948191000@bull.net>

[-- Attachment #1: ipc_slab_memory_callback_prio_to_const.patch --]
[-- Type: text/plain, Size: 1492 bytes --]

[PATCH 03/08]

This is a trivial patch that defines the priority of slab_memory_callback in
the callback chain as a constant.
This is to prepare for next patch in the series.

Signed-off-by: Nadia Derbey <Nadia.Derbey@bull.net>

---
 include/linux/memory.h |    6 ++++++
 mm/slub.c              |    2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)

Index: linux-2.6.24-mm1/include/linux/memory.h
===================================================================
--- linux-2.6.24-mm1.orig/include/linux/memory.h	2008-02-07 13:40:35.000000000 +0100
+++ linux-2.6.24-mm1/include/linux/memory.h	2008-02-07 17:10:07.000000000 +0100
@@ -53,6 +53,12 @@ struct memory_notify {
 struct notifier_block;
 struct mem_section;
 
+/*
+ * Priorities for the hotplug memory callback routines (stored in decreasing
+ * order in the callback chain)
+ */
+#define SLAB_CALLBACK_PRI       1
+
 #ifndef CONFIG_MEMORY_HOTPLUG_SPARSE
 static inline int memory_dev_init(void)
 {
Index: linux-2.6.24-mm1/mm/slub.c
===================================================================
--- linux-2.6.24-mm1.orig/mm/slub.c	2008-02-07 13:40:46.000000000 +0100
+++ linux-2.6.24-mm1/mm/slub.c	2008-02-07 17:16:09.000000000 +0100
@@ -3001,7 +3001,7 @@ void __init kmem_cache_init(void)
 	kmalloc_caches[0].refcount = -1;
 	caches++;
 
-	hotplug_memory_notifier(slab_memory_callback, 1);
+	hotplug_memory_notifier(slab_memory_callback, SLAB_CALLBACK_PRI);
 #endif
 
 	/* Able to allocate the per node structures */

--

  parent reply	other threads:[~2008-02-11 14:20 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-11 14:16 [PATCH 0/8] Change default MSGMNI tunable to scale with lowmem (v3) Nadia.Derbey
2008-02-11 14:16 ` [PATCH 1/8] Scaling msgmni to the amount of lowmem Nadia.Derbey
2008-02-16  5:59   ` Andrew Morton
2008-02-18  9:19     ` Nadia Derbey
2008-02-18 13:08       ` Nadia Derbey
2008-02-19  8:50         ` [LTP] " Subrata Modak
2008-02-19 17:16           ` Nadia Derbey
2008-02-19 22:16             ` Matt Helsley
2008-02-21  8:39               ` Nadia Derbey
2008-02-21 12:36               ` Nadia Derbey
2008-02-21 13:02                 ` Nadia Derbey
2008-02-21 13:39                   ` Subrata Modak
2008-02-22  6:25                     ` Nadia Derbey
2008-02-22  8:41                       ` Subrata Modak
2008-02-20  9:44             ` Subrata Modak
2008-04-29 20:28   ` Tony Luck
2008-05-05  8:45     ` Nadia Derbey
2008-05-06 16:42       ` Luck, Tony
2008-05-06 18:05         ` Serge E. Hallyn
2008-05-07  5:37           ` Nadia Derbey
2008-05-07 13:17             ` Serge E. Hallyn
2008-05-07 18:12               ` Matt Helsley
2008-05-07  5:13         ` Nadia Derbey
2008-02-11 14:16 ` [PATCH 2/8] Scaling msgmni to the number of ipc namespaces Nadia.Derbey
2008-02-11 14:16 ` Nadia.Derbey [this message]
2008-02-11 14:16 ` [PATCH 4/8] Recomputing msgmni on memory add / remove Nadia.Derbey
2008-02-11 14:16 ` [PATCH 5/8] Invoke the ipcns notifier chain as a work item Nadia.Derbey
2008-02-11 14:16 ` [PATCH 6/8] Recomputing msgmni on ipc namespace creation/removal Nadia.Derbey
2008-02-11 14:16 ` [PATCH 7/8] Do not recompute msgmni anymore if explicitely set by user Nadia.Derbey
2008-02-11 20:24   ` Andrew Morton
2008-02-12  9:32     ` Nadia Derbey
2008-02-12  9:44       ` Andrew Morton
2008-02-12 15:15         ` Nadia Derbey
2008-02-12 19:44           ` Andrew Morton
2008-02-14 11:47             ` Nadia Derbey
2008-02-12  9:45       ` Nadia Derbey
2008-02-11 14:16 ` [PATCH 8/8] Re-enable msgmni automatic recomputing msgmni if set to negative Nadia.Derbey
2008-02-11 20:27   ` Andrew Morton
2008-02-12 11:38     ` Nadia Derbey

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