* [PATCH 2/4] mm/acpi: use NUMA_NO_NODE
@ 2013-08-30 1:25 Jianguo Wu
2013-08-30 12:07 ` Rafael J. Wysocki
2013-08-30 21:48 ` David Rientjes
0 siblings, 2 replies; 3+ messages in thread
From: Jianguo Wu @ 2013-08-30 1:25 UTC (permalink / raw)
To: Andrew Morton
Cc: Rafael J . Wysocki, lenb, linux-acpi, linux-mm, linux-kernel
Use more appropriate NUMA_NO_NODE instead of -1
Signed-off-by: Jianguo Wu <wujianguo@huawei.com>
---
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
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH 2/4] mm/acpi: use NUMA_NO_NODE
2013-08-30 1:25 [PATCH 2/4] mm/acpi: use NUMA_NO_NODE Jianguo Wu
@ 2013-08-30 12:07 ` Rafael J. Wysocki
2013-08-30 21:48 ` David Rientjes
1 sibling, 0 replies; 3+ messages in thread
From: Rafael J. Wysocki @ 2013-08-30 12:07 UTC (permalink / raw)
To: Jianguo Wu; +Cc: Andrew Morton, lenb, linux-acpi, linux-mm, linux-kernel
On Friday, August 30, 2013 09:25:40 AM Jianguo Wu wrote:
> Use more appropriate NUMA_NO_NODE instead of -1
>
> Signed-off-by: Jianguo Wu <wujianguo@huawei.com>
I'll queue this up for 3.13.
Thanks,
Rafael
> ---
> 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)
>
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH 2/4] mm/acpi: use NUMA_NO_NODE
2013-08-30 1:25 [PATCH 2/4] mm/acpi: use NUMA_NO_NODE Jianguo Wu
2013-08-30 12:07 ` Rafael J. Wysocki
@ 2013-08-30 21:48 ` David Rientjes
1 sibling, 0 replies; 3+ messages in thread
From: David Rientjes @ 2013-08-30 21:48 UTC (permalink / raw)
To: Jianguo Wu
Cc: Andrew Morton, Rafael J . Wysocki, lenb, linux-acpi, linux-mm,
linux-kernel
On Fri, 30 Aug 2013, Jianguo Wu wrote:
> Use more appropriate NUMA_NO_NODE instead of -1
>
> Signed-off-by: Jianguo Wu <wujianguo@huawei.com>
Acked-by: David Rientjes <rientjes@google.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
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2013-08-30 12:07 ` Rafael J. Wysocki
2013-08-30 21:48 ` David Rientjes
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