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SubjectRe: [PATCH 4/5] v2 Update sysfs node routines for new sysfs memory directories
On Thu, 15 Jul 2010 13:40:40 -0500
Nathan Fontenot <nfont@austin.ibm.com> wrote:

> Update the node sysfs directory routines that create
> links to the memory sysfs directories under each node.
> This update makes the node code aware that a memory sysfs
> directory can cover multiple memory sections.
>
> Signed-off-by: Nathan Fontenot <nfont@austin.ibm.com>

Shouldn't "static int link_mem_sections(int nid)" be update ?
It does
for (pfn = start_pfn; pfn < end_pfn; pfn += PAGES_PER_SECTION) {
register..
Thanks,
-Kame


> ---
> drivers/base/node.c | 12 ++++++++----
> 1 file changed, 8 insertions(+), 4 deletions(-)
>
> Index: linux-2.6/drivers/base/node.c
> ===================================================================
> --- linux-2.6.orig/drivers/base/node.c 2010-07-15 09:54:06.000000000 -0500
> +++ linux-2.6/drivers/base/node.c 2010-07-15 09:56:16.000000000 -0500
> @@ -346,8 +346,10 @@
> return -EFAULT;
> if (!node_online(nid))
> return 0;
> - sect_start_pfn = section_nr_to_pfn(mem_blk->phys_index);
> - sect_end_pfn = sect_start_pfn + PAGES_PER_SECTION - 1;
> +
> + sect_start_pfn = section_nr_to_pfn(mem_blk->start_phys_index);
> + sect_end_pfn = section_nr_to_pfn(mem_blk->end_phys_index);
> + sect_end_pfn += PAGES_PER_SECTION - 1;
> for (pfn = sect_start_pfn; pfn <= sect_end_pfn; pfn++) {
> int page_nid;
>
> @@ -383,8 +385,10 @@
> if (!unlinked_nodes)
> return -ENOMEM;
> nodes_clear(*unlinked_nodes);
> - sect_start_pfn = section_nr_to_pfn(mem_blk->phys_index);
> - sect_end_pfn = sect_start_pfn + PAGES_PER_SECTION - 1;
> +
> + sect_start_pfn = section_nr_to_pfn(mem_blk->start_phys_index);
> + sect_end_pfn = section_nr_to_pfn(mem_blk->end_phys_index);
> + sect_end_pfn += PAGES_PER_SECTION - 1;
> for (pfn = sect_start_pfn; pfn <= sect_end_pfn; pfn++) {
> int nid;
>
>
> --
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