->cpu_partial is at least 0, can't be negative.
Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
---
include/linux/slub_def.h | 3 ++-
mm/slub.c | 6 +++---
2 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index 2383c46c88ce..d8b40e53e8f6 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -88,7 +88,8 @@ struct kmem_cache {
int object_size; /* The size of an object without meta data */
int offset; /* Free pointer offset. */
#ifdef CONFIG_SLUB_CPU_PARTIAL
- int cpu_partial; /* Number of per cpu partial objects to keep around */
+ /* Number of per cpu partial objects to keep around */
+ unsigned int cpu_partial;
#endif
struct kmem_cache_order_objects oo;
diff --git a/mm/slub.c b/mm/slub.c
index f5b86d86be9a..61218ecc0ea7 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1809,7 +1809,7 @@ static void *get_partial_node(struct kmem_cache *s, struct kmem_cache_node *n,
{
struct page *page, *page2;
void *object = NULL;
- int available = 0;
+ unsigned int available = 0;
int objects;
/*
@@ -4943,10 +4943,10 @@ static ssize_t cpu_partial_show(struct kmem_cache *s, char *buf)
static ssize_t cpu_partial_store(struct kmem_cache *s, const char *buf,
size_t length)
{
- unsigned long objects;
+ unsigned int objects;
int err;
- err = kstrtoul(buf, 10, &objects);
+ err = kstrtouint(buf, 10, &objects);
if (err)
return err;
if (objects && !kmem_cache_has_cpu_partial(s))
--
2.13.6
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