Subject: + numa-mem-hotplug-initialize-numa_kernel_nodes-in-numa_clear_kernel_node_hotplug.patch added to -mm tree To: tangchen@xxxxxxxxxxxxxx,davej@xxxxxxxxxx,guz.fnst@xxxxxxxxxxxxxx,hpa@xxxxxxxxx,mingo@xxxxxxx,rientjes@xxxxxxxxxx,tglx@xxxxxxxxxxxxx From: akpm@xxxxxxxxxxxxxxxxxxxx Date: Tue, 28 Jan 2014 11:23:05 -0800 The patch titled Subject: arch/x86/mm/numa.c: initialize numa_kernel_nodes in numa_clear_kernel_node_hotplug() has been added to the -mm tree. Its filename is numa-mem-hotplug-initialize-numa_kernel_nodes-in-numa_clear_kernel_node_hotplug.patch This patch should soon appear at http://ozlabs.org/~akpm/mmots/broken-out/numa-mem-hotplug-initialize-numa_kernel_nodes-in-numa_clear_kernel_node_hotplug.patch and later at http://ozlabs.org/~akpm/mmotm/broken-out/numa-mem-hotplug-initialize-numa_kernel_nodes-in-numa_clear_kernel_node_hotplug.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Tang Chen <tangchen@xxxxxxxxxxxxxx> Subject: arch/x86/mm/numa.c: initialize numa_kernel_nodes in numa_clear_kernel_node_hotplug() On-stack variable numa_kernel_nodes in numa_clear_kernel_node_hotplug() was not initialized. So we need to initialize it. Signed-off-by: Tang Chen <tangchen@xxxxxxxxxxxxxx> Tested-by: Gu Zheng <guz.fnst@xxxxxxxxxxxxxx> Reported-by: Dave Jones <davej@xxxxxxxxxx> Reported-by: David Rientjes <rientjes@xxxxxxxxxx> Tested-by: Dave Jones <davej@xxxxxxxxxx> Cc: Ingo Molnar <mingo@xxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Cc: "H. Peter Anvin" <hpa@xxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- arch/x86/mm/numa.c | 2 ++ 1 file changed, 2 insertions(+) diff -puN arch/x86/mm/numa.c~numa-mem-hotplug-initialize-numa_kernel_nodes-in-numa_clear_kernel_node_hotplug arch/x86/mm/numa.c --- a/arch/x86/mm/numa.c~numa-mem-hotplug-initialize-numa_kernel_nodes-in-numa_clear_kernel_node_hotplug +++ a/arch/x86/mm/numa.c @@ -569,6 +569,8 @@ static void __init numa_clear_kernel_nod unsigned long start, end; struct memblock_type *type = &memblock.reserved; + nodes_clear(numa_kernel_nodes); + /* Mark all kernel nodes. */ for (i = 0; i < type->cnt; i++) node_set(type->regions[i].nid, numa_kernel_nodes); _ Patches currently in -mm which might be from tangchen@xxxxxxxxxxxxxx are origin.patch numa-mem-hotplug-initialize-numa_kernel_nodes-in-numa_clear_kernel_node_hotplug.patch numa-mem-hotplug-initialize-numa_kernel_nodes-in-numa_clear_kernel_node_hotplug-fix.patch numa-mem-hotplug-fix-array-index-overflow-when-synchronizing-nid-to-memblockreserved.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html