From: Christoph Lameter <clameter@sgi.com>
To: akpm@linux-foundation.org
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, dgc@sgi.com
Subject: [patch 09/12] Slab defragmentation: Support defragmentation for extX filesystem inodes
Date: Sat, 07 Jul 2007 20:05:47 -0700 [thread overview]
Message-ID: <20070708030845.503538007@sgi.com> (raw)
In-Reply-To: <20070708030538.729027694@sgi.com>
[-- Attachment #1: slub_defrag_fs_ext234 --]
[-- Type: text/plain, Size: 3334 bytes --]
Use the generic API for inodes established earlier to support all extX
filesystem.
Signed-off-by: Christoph Lameter <clameter@sgi.com>
---
fs/ext2/super.c | 16 ++++++++++++++--
fs/ext3/super.c | 14 +++++++++++++-
fs/ext4/super.c | 14 +++++++++++++-
3 files changed, 40 insertions(+), 4 deletions(-)
Index: linux-2.6.22-rc6-mm1/fs/ext2/super.c
===================================================================
--- linux-2.6.22-rc6-mm1.orig/fs/ext2/super.c 2007-07-03 17:19:26.000000000 -0700
+++ linux-2.6.22-rc6-mm1/fs/ext2/super.c 2007-07-03 17:28:49.000000000 -0700
@@ -168,14 +168,26 @@ static void init_once(void * foo, struct
mutex_init(&ei->truncate_mutex);
inode_init_once(&ei->vfs_inode);
}
-
+
+static void *ext2_get_inodes(struct kmem_cache *s, int nr, void **v)
+{
+ return fs_get_inodes(s, nr, v,
+ offsetof(struct ext2_inode_info, vfs_inode));
+}
+
+static struct kmem_cache_ops ext2_kmem_cache_ops = {
+ .get = ext2_get_inodes,
+ .kick = kick_inodes
+};
+
static int init_inodecache(void)
{
ext2_inode_cachep = kmem_cache_create("ext2_inode_cache",
sizeof(struct ext2_inode_info),
0, (SLAB_RECLAIM_ACCOUNT|
SLAB_MEM_SPREAD),
- init_once, NULL);
+ init_once,
+ &ext2_kmem_cache_ops);
if (ext2_inode_cachep == NULL)
return -ENOMEM;
return 0;
Index: linux-2.6.22-rc6-mm1/fs/ext3/super.c
===================================================================
--- linux-2.6.22-rc6-mm1.orig/fs/ext3/super.c 2007-07-03 17:19:26.000000000 -0700
+++ linux-2.6.22-rc6-mm1/fs/ext3/super.c 2007-07-03 17:28:49.000000000 -0700
@@ -484,13 +484,25 @@ static void init_once(void * foo, struct
inode_init_once(&ei->vfs_inode);
}
+static void *ext3_get_inodes(struct kmem_cache *s, int nr, void **v)
+{
+ return fs_get_inodes(s, nr, v,
+ offsetof(struct ext3_inode_info, vfs_inode));
+}
+
+static struct kmem_cache_ops ext3_kmem_cache_ops = {
+ .get = ext3_get_inodes,
+ .kick = kick_inodes
+};
+
static int init_inodecache(void)
{
ext3_inode_cachep = kmem_cache_create("ext3_inode_cache",
sizeof(struct ext3_inode_info),
0, (SLAB_RECLAIM_ACCOUNT|
SLAB_MEM_SPREAD),
- init_once, NULL);
+ init_once,
+ &ext3_kmem_cache_ops);
if (ext3_inode_cachep == NULL)
return -ENOMEM;
return 0;
Index: linux-2.6.22-rc6-mm1/fs/ext4/super.c
===================================================================
--- linux-2.6.22-rc6-mm1.orig/fs/ext4/super.c 2007-07-03 17:19:26.000000000 -0700
+++ linux-2.6.22-rc6-mm1/fs/ext4/super.c 2007-07-03 17:28:49.000000000 -0700
@@ -544,13 +544,25 @@ static void init_once(void * foo, struct
inode_init_once(&ei->vfs_inode);
}
+static void *ext4_get_inodes(struct kmem_cache *s, int nr, void **v)
+{
+ return fs_get_inodes(s, nr, v,
+ offsetof(struct ext4_inode_info, vfs_inode));
+}
+
+static struct kmem_cache_ops ext4_kmem_cache_ops = {
+ .get = ext4_get_inodes,
+ .kick = kick_inodes
+};
+
static int init_inodecache(void)
{
ext4_inode_cachep = kmem_cache_create("ext4_inode_cache",
sizeof(struct ext4_inode_info),
0, (SLAB_RECLAIM_ACCOUNT|
SLAB_MEM_SPREAD),
- init_once, NULL);
+ init_once,
+ &ext4_kmem_cache_ops);
if (ext4_inode_cachep == NULL)
return -ENOMEM;
return 0;
--
next prev parent reply other threads:[~2007-07-08 3:05 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-08 3:05 [patch 00/12] Slab defragmentation V4 Christoph Lameter
2007-07-08 3:05 ` [patch 01/12] Slab defragmentation: Add support for kmem_cache_ops Christoph Lameter
2007-07-08 3:05 ` [patch 02/12] Slab defragmentation: Core piece Christoph Lameter
2007-07-08 3:05 ` [patch 03/12] Slab defragmentation: Updates to slabinfo.c Christoph Lameter
2007-07-08 3:05 ` [patch 04/12] Slab defragmentation: Logic to trigger defragmentation from memory reclaim Christoph Lameter
2007-07-08 3:05 ` [patch 05/12] Slab defragmentation: Log information to the syslog to show defrag operations Christoph Lameter
2007-07-08 3:05 ` [patch 06/12] Slab defragmentation: Support dentry defragmentation Christoph Lameter
2007-07-08 3:05 ` [patch 07/12] Slab defragmentation: Support for buffer_head defrag Christoph Lameter
2007-07-08 3:05 ` [patch 08/12] Slab defragmentation: Support generic defragmentation for inode slab caches Christoph Lameter
2007-07-08 3:05 ` Christoph Lameter [this message]
2007-07-08 3:05 ` [patch 10/12] Slab defragmentation: Support inode defragmentation for xfs Christoph Lameter
2007-07-08 3:05 ` [patch 11/12] Slab defragmentation: Support reiserfs inode defragmentation Christoph Lameter
2007-07-08 3:05 ` [patch 12/12] Slab defragmentation: kmem_cache_vacate for antifrag / memory compaction Christoph Lameter
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