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authorDavid Rientjes <rientjes@google.com>2013-02-22 16:35:36 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-23 17:50:21 -0800
commit00ef2d2f84babb9b209f0fc003bc490c6bf1e6ef (patch)
tree9377f30bced99b458f7466ec1719ca284b4b2003 /mm/mempolicy.c
parent751efd8610d3d7d67b7bdf7f62646edea7365dd7 (diff)
downloadlinux-00ef2d2f84babb9b209f0fc003bc490c6bf1e6ef.tar.gz
mm: use NUMA_NO_NODE
Make a sweep through mm/ and convert code that uses -1 directly to using the more appropriate NUMA_NO_NODE. Signed-off-by: David Rientjes <rientjes@google.com> Reviewed-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mempolicy.c')
-rw-r--r--mm/mempolicy.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index e2661d1c5c3..31d26637b65 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -26,7 +26,7 @@
* the allocation to memory nodes instead
*
* preferred Try a specific node first before normal fallback.
- * As a special case node -1 here means do the allocation
+ * As a special case NUMA_NO_NODE here means do the allocation
* on the local CPU. This is normally identical to default,
* but useful to set in a VMA when you have a non default
* process policy.
@@ -127,7 +127,7 @@ static struct mempolicy *get_task_policy(struct task_struct *p)
if (!pol) {
node = numa_node_id();
- if (node != -1)
+ if (node != NUMA_NO_NODE)
pol = &preferred_node_policy[node];
/* preferred_node_policy is not initialised early in boot */
@@ -258,7 +258,7 @@ static struct mempolicy *mpol_new(unsigned short mode, unsigned short flags,
struct mempolicy *policy;
pr_debug("setting mode %d flags %d nodes[0] %lx\n",
- mode, flags, nodes ? nodes_addr(*nodes)[0] : -1);
+ mode, flags, nodes ? nodes_addr(*nodes)[0] : NUMA_NO_NODE);
if (mode == MPOL_DEFAULT) {
if (nodes && !nodes_empty(*nodes))
@@ -1221,7 +1221,7 @@ static long do_mbind(unsigned long start, unsigned long len,
pr_debug("mbind %lx-%lx mode:%d flags:%d nodes:%lx\n",
start, start + len, mode, mode_flags,
- nmask ? nodes_addr(*nmask)[0] : -1);
+ nmask ? nodes_addr(*nmask)[0] : NUMA_NO_NODE);
if (flags & (MPOL_MF_MOVE | MPOL_MF_MOVE_ALL)) {
@@ -2488,7 +2488,7 @@ int mpol_set_shared_policy(struct shared_policy *info,
vma->vm_pgoff,
sz, npol ? npol->mode : -1,
npol ? npol->flags : -1,
- npol ? nodes_addr(npol->v.nodes)[0] : -1);
+ npol ? nodes_addr(npol->v.nodes)[0] : NUMA_NO_NODE);
if (npol) {
new = sp_alloc(vma->vm_pgoff, vma->vm_pgoff + sz, npol);