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Subject[RFC PATCH 06/23 V2] mempolicy: use N_MEMORY instead N_HIGH_MEMORY
Date
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 <laijs@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:
/*
--
1.7.1


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