I find a way to reduce a variable in get_partial_node(). That is also
helpful for code understanding. :)
This patch base on 'slub/partial' head of penberg's tree.
Signed-off-by: Alex Shi <alex.shi@xxxxxxxxx>
---
mm/slub.c | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/mm/slub.c b/mm/slub.c
index ebb3865..8f68757 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1600,7 +1600,6 @@ static void *get_partial_node(struct kmem_cache *s,
{
struct page *page, *page2;
void *object = NULL;
- int count = 0;
/*
* Racy check. If we mistakenly see no partial slabs then we
@@ -1613,17 +1612,16 @@ static void *get_partial_node(struct kmem_cache *s,
spin_lock(&n->list_lock);
list_for_each_entry_safe(page, page2, &n->partial, lru) {
- void *t = acquire_slab(s, n, page, count == 0);
+ void *t = acquire_slab(s, n, page, object == NULL);
int available;
if (!t)
break;
- if (!count) {
+ if (!object) {
c->page = page;
c->node = page_to_nid(page);
stat(s, ALLOC_FROM_PARTIAL);
- count++;
object = t;
available = page->objects - page->inuse;
} else {
--
1.7.0
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@xxxxxxxxx. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>