The patch adds node_set_offline() and unregister_one_node() to remove_memory() for removing sysfs file of node.
CC: Len Brown <[email protected]> CC: Benjamin Herrenschmidt <[email protected]> CC: Paul Mackerras <[email protected]> CC: Christoph Lameter <[email protected]> Cc: Minchan Kim <[email protected]> CC: Andrew Morton <[email protected]> CC: KOSAKI Motohiro <[email protected]> CC: Wen Congyang <[email protected]> Signed-off-by: Yasuaki Ishimatsu <[email protected]> --- mm/memory_hotplug.c | 5 +++++ 1 file changed, 5 insertions(+) Index: linux-3.5-rc4/mm/memory_hotplug.c =================================================================== --- linux-3.5-rc4.orig/mm/memory_hotplug.c 2012-06-26 14:32:03.630368866 +0900 +++ linux-3.5-rc4/mm/memory_hotplug.c 2012-06-26 14:39:58.090437374 +0900 @@ -702,6 +702,11 @@ int remove_memory(int nid, u64 start, u6 /* remove memmap entry */ firmware_map_remove(start, start + size, "System RAM"); + if (!node_present_pages(nid)) { + node_set_offline(nid); + unregister_one_node(nid); + } + __remove_pages(start >> PAGE_SHIFT, size >> PAGE_SHIFT); unlock_memory_hotplug(); return 0; _______________________________________________ Linuxppc-dev mailing list [email protected] https://lists.ozlabs.org/listinfo/linuxppc-dev
