[RFC V3 PATCH 11/25] mempolicy: use N_MEMORY instead N_HIGH_MEMORY

2012-08-06 Thread Lai Jiangshan
N_HIGH_MEMORY stands for the nodes that has normal or high memory.
N_MEMORY stands for the nodes that has any memory.

The code here need to handle with the nodes which have memory, we should
use N_MEMORY instead.

Signed-off-by: Lai Jiangshan 
---
 mm/mempolicy.c |   12 ++--
 1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 1d771e4..ad0381d 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -212,9 +212,9 @@ static int mpol_set_nodemask(struct mempolicy *pol,
/* if mode is MPOL_DEFAULT, pol is NULL. This is right. */
if (pol == NULL)
return 0;
-   /* Check N_HIGH_MEMORY */
+   /* Check N_MEMORY */
nodes_and(nsc->mask1,
- cpuset_current_mems_allowed, node_states[N_HIGH_MEMORY]);
+ cpuset_current_mems_allowed, node_states[N_MEMORY]);
 
VM_BUG_ON(!nodes);
if (pol->mode == MPOL_PREFERRED && nodes_empty(*nodes))
@@ -1363,7 +1363,7 @@ SYSCALL_DEFINE4(migrate_pages, pid_t, pid, unsigned long, 
maxnode,
goto out_put;
}
 
-   if (!nodes_subset(*new, node_states[N_HIGH_MEMORY])) {
+   if (!nodes_subset(*new, node_states[N_MEMORY])) {
err = -EINVAL;
goto out_put;
}
@@ -2314,7 +2314,7 @@ void __init numa_policy_init(void)
 * fall back to the largest node if they're all smaller.
 */
nodes_clear(interleave_nodes);
-   for_each_node_state(nid, N_HIGH_MEMORY) {
+   for_each_node_state(nid, N_MEMORY) {
unsigned long total_pages = node_present_pages(nid);
 
/* Preserve the largest node */
@@ -2395,7 +2395,7 @@ int mpol_parse_str(char *str, struct mempolicy **mpol, 
int no_context)
*nodelist++ = '\0';
if (nodelist_parse(nodelist, nodes))
goto out;
-   if (!nodes_subset(nodes, node_states[N_HIGH_MEMORY]))
+   if (!nodes_subset(nodes, node_states[N_MEMORY]))
goto out;
} else
nodes_clear(nodes);
@@ -2429,7 +2429,7 @@ int mpol_parse_str(char *str, struct mempolicy **mpol, 
int no_context)
 * Default to online nodes with memory if no nodelist
 */
if (!nodelist)
-   nodes = node_states[N_HIGH_MEMORY];
+   nodes = node_states[N_MEMORY];
break;
case MPOL_LOCAL:
/*
-- 
1.7.4.4

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[RFC V3 PATCH 11/25] mempolicy: use N_MEMORY instead N_HIGH_MEMORY

2012-08-06 Thread Lai Jiangshan
N_HIGH_MEMORY stands for the nodes that has normal or high memory.
N_MEMORY stands for the nodes that has any memory.

The code here need to handle with the nodes which have memory, we should
use N_MEMORY instead.

Signed-off-by: Lai Jiangshan la...@cn.fujitsu.com
---
 mm/mempolicy.c |   12 ++--
 1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 1d771e4..ad0381d 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -212,9 +212,9 @@ static int mpol_set_nodemask(struct mempolicy *pol,
/* if mode is MPOL_DEFAULT, pol is NULL. This is right. */
if (pol == NULL)
return 0;
-   /* Check N_HIGH_MEMORY */
+   /* Check N_MEMORY */
nodes_and(nsc-mask1,
- cpuset_current_mems_allowed, node_states[N_HIGH_MEMORY]);
+ cpuset_current_mems_allowed, node_states[N_MEMORY]);
 
VM_BUG_ON(!nodes);
if (pol-mode == MPOL_PREFERRED  nodes_empty(*nodes))
@@ -1363,7 +1363,7 @@ SYSCALL_DEFINE4(migrate_pages, pid_t, pid, unsigned long, 
maxnode,
goto out_put;
}
 
-   if (!nodes_subset(*new, node_states[N_HIGH_MEMORY])) {
+   if (!nodes_subset(*new, node_states[N_MEMORY])) {
err = -EINVAL;
goto out_put;
}
@@ -2314,7 +2314,7 @@ void __init numa_policy_init(void)
 * fall back to the largest node if they're all smaller.
 */
nodes_clear(interleave_nodes);
-   for_each_node_state(nid, N_HIGH_MEMORY) {
+   for_each_node_state(nid, N_MEMORY) {
unsigned long total_pages = node_present_pages(nid);
 
/* Preserve the largest node */
@@ -2395,7 +2395,7 @@ int mpol_parse_str(char *str, struct mempolicy **mpol, 
int no_context)
*nodelist++ = '\0';
if (nodelist_parse(nodelist, nodes))
goto out;
-   if (!nodes_subset(nodes, node_states[N_HIGH_MEMORY]))
+   if (!nodes_subset(nodes, node_states[N_MEMORY]))
goto out;
} else
nodes_clear(nodes);
@@ -2429,7 +2429,7 @@ int mpol_parse_str(char *str, struct mempolicy **mpol, 
int no_context)
 * Default to online nodes with memory if no nodelist
 */
if (!nodelist)
-   nodes = node_states[N_HIGH_MEMORY];
+   nodes = node_states[N_MEMORY];
break;
case MPOL_LOCAL:
/*
-- 
1.7.4.4

--
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the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/