UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

Move count_partial before kmem_cache_shrink 

Move the counting function for objects in partial slabs so that it is placed
before kmem_cache_shrink.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Christoph Lameter 2008-01-07 23:20:26 -08:00
parent 151c602f79
commit f61396aed9
1 changed files with 13 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
mm/slub.c
View File

@ -2607,6 +2607,19 @@ void kfree(const void *x)
}
EXPORT_SYMBOL(kfree);
static unsigned long count_partial(struct kmem_cache_node *n)
{
unsigned long flags;
unsigned long x = 0;
struct page *page;
spin_lock_irqsave(&n->list_lock, flags);
list_for_each_entry(page, &n->partial, lru)
x += page->inuse;
spin_unlock_irqrestore(&n->list_lock, flags);
return x;
}
/*
* kmem_cache_shrink removes empty slabs from the partial lists and sorts
* the remaining slabs by the number of items in use. The slabs with the
@ -3078,19 +3091,6 @@ void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags,
return slab_alloc(s, gfpflags, node, caller);
}
static unsigned long count_partial(struct kmem_cache_node *n)
{
unsigned long flags;
unsigned long x = 0;
struct page *page;
spin_lock_irqsave(&n->list_lock, flags);
list_for_each_entry(page, &n->partial, lru)
x += page->inuse;
spin_unlock_irqrestore(&n->list_lock, flags);
return x;
}
#if defined(CONFIG_SYSFS) && defined(CONFIG_SLUB_DEBUG)
static int validate_slab(struct kmem_cache *s, struct page *page,
unsigned long *map)