From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx166.postini.com [74.125.245.166]) by kanga.kvack.org (Postfix) with SMTP id C55746B0033 for ; Thu, 29 Aug 2013 21:25:59 -0400 (EDT) Message-ID: <521FF494.6000504@huawei.com> Date: Fri, 30 Aug 2013 09:25:40 +0800 From: Jianguo Wu MIME-Version: 1.0 Subject: [PATCH 2/4] mm/acpi: use NUMA_NO_NODE Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: "Rafael J . Wysocki" , lenb@kernel.org, linux-acpi@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Use more appropriate NUMA_NO_NODE instead of -1 Signed-off-by: Jianguo Wu --- drivers/acpi/acpi_memhotplug.c | 2 +- drivers/acpi/numa.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c index 999adb5..c00a3a7 100644 --- a/drivers/acpi/acpi_memhotplug.c +++ b/drivers/acpi/acpi_memhotplug.c @@ -281,7 +281,7 @@ static void acpi_memory_remove_memory(struct acpi_memory_device *mem_device) if (!info->enabled) continue; - if (nid < 0) + if (nid == NUMA_NO_NODE) nid = memory_add_physaddr_to_nid(info->start_addr); acpi_unbind_memory_blocks(info, handle); diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c index 33e609f..09f79a2 100644 --- a/drivers/acpi/numa.c +++ b/drivers/acpi/numa.c @@ -73,7 +73,7 @@ int acpi_map_pxm_to_node(int pxm) { int node = pxm_to_node_map[pxm]; - if (node < 0) { + if (node == NUMA_NO_NODE) { if (nodes_weight(nodes_found_map) >= MAX_NUMNODES) return NUMA_NO_NODE; node = first_unset_node(nodes_found_map); @@ -334,7 +334,7 @@ int acpi_get_pxm(acpi_handle h) int acpi_get_node(acpi_handle *handle) { - int pxm, node = -1; + int pxm, node = NUMA_NO_NODE; pxm = acpi_get_pxm(handle); if (pxm >= 0 && pxm < MAX_PXM_DOMAINS) -- 1.7.1 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org