From: Christoph Lameter <cl@linux.com>
To: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: linux-mm@kvack.org, David Rientjes <rientjes@google.com>
Subject: [S+Q Core 3/6] slub: Get rid of useless function count_free()
Date: Fri, 20 Aug 2010 14:01:54 -0500 [thread overview]
Message-ID: <20100820190235.573083017@linux.com> (raw)
In-Reply-To: 20100820190151.493325014@linux.com
[-- Attachment #1: unified_drop_count_free --]
[-- Type: text/plain, Size: 1749 bytes --]
count_free() == available()
Signed-off-by: Christoph Lameter <cl@linux-foundation.org>
---
mm/slub.c | 11 +++--------
1 file changed, 3 insertions(+), 8 deletions(-)
Index: linux-2.6/mm/slub.c
===================================================================
--- linux-2.6.orig/mm/slub.c 2010-08-19 16:34:20.000000000 -0500
+++ linux-2.6/mm/slub.c 2010-08-19 16:34:23.000000000 -0500
@@ -1692,11 +1692,6 @@ static inline int node_match(struct kmem
return 1;
}
-static int count_free(struct page *page)
-{
- return available(page);
-}
-
static unsigned long count_partial(struct kmem_cache_node *n,
int (*get_count)(struct page *))
{
@@ -1745,7 +1740,7 @@ slab_out_of_memory(struct kmem_cache *s,
if (!n)
continue;
- nr_free = count_partial(n, count_free);
+ nr_free = count_partial(n, available);
nr_slabs = node_nr_slabs(n);
nr_objs = node_nr_objs(n);
@@ -3866,7 +3861,7 @@ static ssize_t show_slab_objects(struct
x = atomic_long_read(&n->total_objects);
else if (flags & SO_OBJECTS)
x = atomic_long_read(&n->total_objects) -
- count_partial(n, count_free);
+ count_partial(n, available);
else
x = atomic_long_read(&n->nr_slabs);
@@ -4778,7 +4773,7 @@ static int s_show(struct seq_file *m, vo
nr_partials += n->nr_partial;
nr_slabs += atomic_long_read(&n->nr_slabs);
nr_objs += atomic_long_read(&n->total_objects);
- nr_free += count_partial(n, count_free);
+ nr_free += count_partial(n, available);
}
nr_inuse = nr_objs - nr_free;
--
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next prev parent reply other threads:[~2010-08-20 19:02 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-20 19:01 [S+Q Core 0/6] SLUB: Queueing Core Christoph Lameter
2010-08-20 19:01 ` [S+Q Core 1/6] slub: Add per cpu queueing Christoph Lameter
2010-08-20 19:01 ` [S+Q Core 2/6] slub: Allow resizing of per cpu queues Christoph Lameter
2010-08-20 19:01 ` Christoph Lameter [this message]
2010-08-23 17:18 ` [S+Q Core 3/6] slub: Get rid of useless function count_free() Pekka Enberg
2010-08-20 19:01 ` [S+Q Core 4/6] slub: Remove MAX_OBJS limitation Christoph Lameter
2010-08-20 19:01 ` [S+Q Core 5/6] slub: Drop allocator announcement Christoph Lameter
2010-08-20 19:01 ` [S+Q Core 6/6] slub: Object based NUMA policies Christoph Lameter
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