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Remove SLAB_CTOR_CONSTRUCTOR

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SLAB_CTOR_CONSTRUCTOR is always specified. No point in checking it.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: Steven French <sfrench@us.ibm.com>
Cc: Michael Halcrow <mhalcrow@us.ibm.com>
Cc: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Cc: Miklos Szeredi <miklos@szeredi.hu>
Cc: Steven Whitehouse <swhiteho@redhat.com>
Cc: Roman Zippel <zippel@linux-m68k.org>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Dave Kleikamp <shaggy@austin.ibm.com>
Cc: Trond Myklebust <trond.myklebust@fys.uio.no>
Cc: "J. Bruce Fields" <bfields@fieldses.org>
Cc: Anton Altaparmakov <aia21@cantab.net>
Cc: Mark Fasheh <mark.fasheh@oracle.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Jan Kara <jack@ucw.cz>
Cc: David Chinner <dgc@sgi.com>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Christoph Lameter 2007-05-16 22:10:57 -07:00 committed by Linus Torvalds
parent 5577bd8a85
commit a35afb830f
56 changed files with 178 additions and 277 deletions
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2
arch/powerpc/platforms/cell/spufs/inode.c
View File

@ -71,10 +71,8 @@ spufs_init_once(void *p, struct kmem_cache * cachep, unsigned long flags)
{
struct spufs_inode_info *ei = p;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
inode_init_once(&ei->vfs_inode);
}
}
static struct inode *
spufs_new_inode(struct super_block *sb, int mode)

3
drivers/mtd/ubi/eba.c
View File

@ -940,9 +940,6 @@ static void ltree_entry_ctor(void *obj, struct kmem_cache *cache,
{
struct ltree_entry *le = obj;
if (flags & SLAB_CTOR_CONSTRUCTOR)
return;
le->users = 0;
init_rwsem(&le->mutex);
}

1
fs/adfs/super.c
View File

@ -232,7 +232,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct adfs_inode_info *ei = (struct adfs_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

2
fs/affs/super.c
View File

@ -87,12 +87,10 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct affs_inode_info *ei = (struct affs_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
init_MUTEX(&ei->i_link_lock);
init_MUTEX(&ei->i_ext_lock);
inode_init_once(&ei->vfs_inode);
}
}
static int init_inodecache(void)
{

2
fs/afs/super.c
View File

@ -451,7 +451,6 @@ static void afs_i_init_once(void *_vnode, struct kmem_cache *cachep,
{
struct afs_vnode *vnode = _vnode;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
memset(vnode, 0, sizeof(*vnode));
inode_init_once(&vnode->vfs_inode);
init_waitqueue_head(&vnode->update_waitq);
@ -462,7 +461,6 @@ static void afs_i_init_once(void *_vnode, struct kmem_cache *cachep,
INIT_LIST_HEAD(&vnode->writebacks);
INIT_WORK(&vnode->cb_broken_work, afs_broken_callback_work);
}
}
/*
* allocate an AFS inode struct from our slab cache

2
fs/befs/linuxvfs.c
View File

@ -293,10 +293,8 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct befs_inode_info *bi = (struct befs_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
inode_init_once(&bi->vfs_inode);
}
}
static void
befs_read_inode(struct inode *inode)

1
fs/bfs/inode.c
View File

@ -248,7 +248,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct bfs_inode_info *bi = foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&bi->vfs_inode);
}

2
fs/block_dev.c
View File

@ -458,7 +458,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
struct bdev_inode *ei = (struct bdev_inode *) foo;
struct block_device *bdev = &ei->bdev;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
memset(bdev, 0, sizeof(*bdev));
mutex_init(&bdev->bd_mutex);
sema_init(&bdev->bd_mount_sem, 1);
@ -469,7 +468,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
#endif
inode_init_once(&ei->vfs_inode);
}
}
static inline void __bd_forget(struct inode *inode)
{

22
fs/buffer.c
View File

@ -2898,8 +2898,9 @@ static void recalc_bh_state(void)
struct buffer_head *alloc_buffer_head(gfp_t gfp_flags)
{
struct buffer_head *ret = kmem_cache_alloc(bh_cachep, gfp_flags);
struct buffer_head *ret = kmem_cache_zalloc(bh_cachep, gfp_flags);
if (ret) {
INIT_LIST_HEAD(&ret->b_assoc_buffers);
get_cpu_var(bh_accounting).nr++;
recalc_bh_state();
put_cpu_var(bh_accounting);
@ -2918,17 +2919,6 @@ void free_buffer_head(struct buffer_head *bh)
}
EXPORT_SYMBOL(free_buffer_head);
static void
init_buffer_head(void *data, struct kmem_cache *cachep, unsigned long flags)
{
if (flags & SLAB_CTOR_CONSTRUCTOR) {
struct buffer_head * bh = (struct buffer_head *)data;
memset(bh, 0, sizeof(*bh));
INIT_LIST_HEAD(&bh->b_assoc_buffers);
}
}
static void buffer_exit_cpu(int cpu)
{
int i;
@ -2955,12 +2945,8 @@ void __init buffer_init(void)
{
int nrpages;
bh_cachep = kmem_cache_create("buffer_head",
sizeof(struct buffer_head), 0,
(SLAB_RECLAIM_ACCOUNT|SLAB_PANIC|
SLAB_MEM_SPREAD),
init_buffer_head,
NULL);
bh_cachep = KMEM_CACHE(buffer_head,
SLAB_RECLAIM_ACCOUNT|SLAB_PANIC|SLAB_MEM_SPREAD);
/*
* Limit the bh occupancy to 10% of ZONE_NORMAL

2
fs/cifs/cifsfs.c
View File

@ -701,11 +701,9 @@ cifs_init_once(void *inode, struct kmem_cache * cachep, unsigned long flags)
{
struct cifsInodeInfo *cifsi = inode;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
inode_init_once(&cifsi->vfs_inode);
INIT_LIST_HEAD(&cifsi->lockList);
}
}
static int
cifs_init_inodecache(void)

1
fs/coda/inode.c
View File

@ -62,7 +62,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct coda_inode_info *ei = (struct coda_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

1
fs/ecryptfs/main.c
View File

@ -583,7 +583,6 @@ inode_info_init_once(void *vptr, struct kmem_cache *cachep, unsigned long flags)
{
struct ecryptfs_inode_info *ei = (struct ecryptfs_inode_info *)vptr;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

1
fs/efs/super.c
View File

@ -72,7 +72,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct efs_inode_info *ei = (struct efs_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

2
fs/ext2/super.c
View File

@ -160,14 +160,12 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct ext2_inode_info *ei = (struct ext2_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
rwlock_init(&ei->i_meta_lock);
#ifdef CONFIG_EXT2_FS_XATTR
init_rwsem(&ei->xattr_sem);
#endif
inode_init_once(&ei->vfs_inode);
}
}
static int init_inodecache(void)
{

2
fs/ext3/super.c
View File

@ -466,7 +466,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct ext3_inode_info *ei = (struct ext3_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
INIT_LIST_HEAD(&ei->i_orphan);
#ifdef CONFIG_EXT3_FS_XATTR
init_rwsem(&ei->xattr_sem);
@ -474,7 +473,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
mutex_init(&ei->truncate_mutex);
inode_init_once(&ei->vfs_inode);
}
}
static int init_inodecache(void)
{

2
fs/ext4/super.c
View File

@ -517,7 +517,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct ext4_inode_info *ei = (struct ext4_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
INIT_LIST_HEAD(&ei->i_orphan);
#ifdef CONFIG_EXT4DEV_FS_XATTR
init_rwsem(&ei->xattr_sem);
@ -525,7 +524,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
mutex_init(&ei->truncate_mutex);
inode_init_once(&ei->vfs_inode);
}
}
static int init_inodecache(void)
{

1
fs/fat/cache.c
View File

@ -40,7 +40,6 @@ static void init_once(void *foo, struct kmem_cache *cachep, unsigned long flags)
{
struct fat_cache *cache = (struct fat_cache *)foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
INIT_LIST_HEAD(&cache->cache_list);
}

2
fs/fat/inode.c
View File

@ -500,7 +500,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct msdos_inode_info *ei = (struct msdos_inode_info *)foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
spin_lock_init(&ei->cache_lru_lock);
ei->nr_caches = 0;
ei->cache_valid_id = FAT_CACHE_VALID + 1;
@ -508,7 +507,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
INIT_HLIST_NODE(&ei->i_fat_hash);
inode_init_once(&ei->vfs_inode);
}
}
static int __init fat_init_inodecache(void)
{

1
fs/fuse/inode.c
View File

@ -687,7 +687,6 @@ static void fuse_inode_init_once(void *foo, struct kmem_cache *cachep,
{
struct inode * inode = foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(inode);
}

6
fs/gfs2/main.c
View File

@ -27,18 +27,17 @@
static void gfs2_init_inode_once(void *foo, struct kmem_cache *cachep, unsigned long flags)
{
struct gfs2_inode *ip = foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
inode_init_once(&ip->i_inode);
spin_lock_init(&ip->i_spin);
init_rwsem(&ip->i_rw_mutex);
memset(ip->i_cache, 0, sizeof(ip->i_cache));
}
}
static void gfs2_init_glock_once(void *foo, struct kmem_cache *cachep, unsigned long flags)
{
struct gfs2_glock *gl = foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
INIT_HLIST_NODE(&gl->gl_list);
spin_lock_init(&gl->gl_spin);
INIT_LIST_HEAD(&gl->gl_holders);
@ -50,7 +49,6 @@ static void gfs2_init_glock_once(void *foo, struct kmem_cache *cachep, unsigned
INIT_LIST_HEAD(&gl->gl_ail_list);
atomic_set(&gl->gl_ail_count, 0);
}
}
/**
* init_gfs2_fs - Register GFS2 as a filesystem

1
fs/hfs/super.c
View File

@ -434,7 +434,6 @@ static void hfs_init_once(void *p, struct kmem_cache *cachep, unsigned long flag
{
struct hfs_inode_info *i = p;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&i->vfs_inode);
}

1
fs/hfsplus/super.c
View File

@ -470,7 +470,6 @@ static void hfsplus_init_once(void *p, struct kmem_cache *cachep, unsigned long
{
struct hfsplus_inode_info *i = p;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&i->vfs_inode);
}

2
fs/hpfs/super.c
View File

@ -176,12 +176,10 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct hpfs_inode_info *ei = (struct hpfs_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
mutex_init(&ei->i_mutex);
mutex_init(&ei->i_parent_mutex);
inode_init_once(&ei->vfs_inode);
}
}
static int init_inodecache(void)
{

1
fs/hugetlbfs/inode.c
View File

@ -556,7 +556,6 @@ static void init_once(void *foo, struct kmem_cache *cachep, unsigned long flags)
{
struct hugetlbfs_inode_info *ei = (struct hugetlbfs_inode_info *)foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

1
fs/inode.c
View File

@ -213,7 +213,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct inode * inode = (struct inode *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(inode);
}

1
fs/isofs/inode.c
View File

@ -77,7 +77,6 @@ static void init_once(void *foo, struct kmem_cache * cachep, unsigned long flags
{
struct iso_inode_info *ei = foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

2
fs/jffs2/super.c
View File

@ -47,11 +47,9 @@ static void jffs2_i_init_once(void * foo, struct kmem_cache * cachep, unsigned l
{
struct jffs2_inode_info *ei = (struct jffs2_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
init_MUTEX(&ei->sem);
inode_init_once(&ei->vfs_inode);
}
}
static int jffs2_sync_fs(struct super_block *sb, int wait)
{

2
fs/jfs/jfs_metapage.c
View File

@ -184,7 +184,6 @@ static void init_once(void *foo, struct kmem_cache *cachep, unsigned long flags)
{
struct metapage *mp = (struct metapage *)foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
mp->lid = 0;
mp->lsn = 0;
mp->flag = 0;
@ -194,7 +193,6 @@ static void init_once(void *foo, struct kmem_cache *cachep, unsigned long flags)
set_bit(META_free, &mp->flag);
init_waitqueue_head(&mp->wait);
}
}
static inline struct metapage *alloc_metapage(gfp_t gfp_mask)
{

2
fs/jfs/super.c
View File

@ -752,7 +752,6 @@ static void init_once(void *foo, struct kmem_cache * cachep, unsigned long flags
{
struct jfs_inode_info *jfs_ip = (struct jfs_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
memset(jfs_ip, 0, sizeof(struct jfs_inode_info));
INIT_LIST_HEAD(&jfs_ip->anon_inode_list);
init_rwsem(&jfs_ip->rdwrlock);
@ -766,7 +765,6 @@ static void init_once(void *foo, struct kmem_cache * cachep, unsigned long flags
#endif
inode_init_once(&jfs_ip->vfs_inode);
}
}
static int __init init_jfs_fs(void)
{

3
fs/locks.c
View File

@ -203,9 +203,6 @@ static void init_once(void *foo, struct kmem_cache *cache, unsigned long flags)
{
struct file_lock *lock = (struct file_lock *) foo;
if (!(flags & SLAB_CTOR_CONSTRUCTOR))
return;
locks_init_lock(lock);
}

1
fs/minix/inode.c
View File

@ -73,7 +73,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct minix_inode_info *ei = (struct minix_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

2
fs/ncpfs/inode.c
View File

@ -60,11 +60,9 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct ncp_inode_info *ei = (struct ncp_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
mutex_init(&ei->open_mutex);
inode_init_once(&ei->vfs_inode);
}
}
static int init_inodecache(void)
{

2
fs/nfs/inode.c
View File

@ -1164,7 +1164,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct nfs_inode *nfsi = (struct nfs_inode *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
inode_init_once(&nfsi->vfs_inode);
spin_lock_init(&nfsi->req_lock);
INIT_LIST_HEAD(&nfsi->dirty);
@ -1179,7 +1178,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
nfsi->npages = 0;
nfs4_init_once(nfsi);
}
}
static int __init nfs_init_inodecache(void)
{

1
fs/ntfs/super.c
View File

@ -3085,7 +3085,6 @@ static void ntfs_big_inode_init_once(void *foo, struct kmem_cache *cachep,
{
ntfs_inode *ni = (ntfs_inode *)foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(VFS_I(ni));
}

2
fs/ocfs2/dlm/dlmfs.c
View File

@ -262,13 +262,11 @@ static void dlmfs_init_once(void *foo,
struct dlmfs_inode_private *ip =
(struct dlmfs_inode_private *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
ip->ip_dlm = NULL;
ip->ip_parent = NULL;
inode_init_once(&ip->ip_vfs_inode);
}
}
static struct inode *dlmfs_alloc_inode(struct super_block *sb)
{

2
fs/ocfs2/super.c
View File

@ -937,7 +937,6 @@ static void ocfs2_inode_init_once(void *data,
{
struct ocfs2_inode_info *oi = data;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
oi->ip_flags = 0;
oi->ip_open_count = 0;
spin_lock_init(&oi->ip_lock);
@ -962,7 +961,6 @@ static void ocfs2_inode_init_once(void *data,
inode_init_once(&oi->vfs_inode);
}
}
static int ocfs2_initialize_mem_caches(void)
{

1
fs/openpromfs/inode.c
View File

@ -419,7 +419,6 @@ static void op_inode_init_once(void *data, struct kmem_cache * cachep, unsigned
{
struct op_inode_info *oi = (struct op_inode_info *) data;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&oi->vfs_inode);
}

1
fs/proc/inode.c
View File

@ -109,7 +109,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct proc_inode *ei = (struct proc_inode *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

1
fs/qnx4/inode.c
View File

@ -536,7 +536,6 @@ static void init_once(void *foo, struct kmem_cache * cachep,
{
struct qnx4_inode_info *ei = (struct qnx4_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

2
fs/reiserfs/super.c
View File

@ -511,7 +511,6 @@ static void init_once(void *foo, struct kmem_cache * cachep, unsigned long flags
{
struct reiserfs_inode_info *ei = (struct reiserfs_inode_info *)foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
INIT_LIST_HEAD(&ei->i_prealloc_list);
inode_init_once(&ei->vfs_inode);
#ifdef CONFIG_REISERFS_FS_POSIX_ACL
@ -519,7 +518,6 @@ static void init_once(void *foo, struct kmem_cache * cachep, unsigned long flags
ei->i_acl_default = NULL;
#endif
}
}
static int init_inodecache(void)
{

3
fs/romfs/inode.c
View File

@ -568,9 +568,8 @@ static void romfs_destroy_inode(struct inode *inode)
static void init_once(void *foo, struct kmem_cache *cachep, unsigned long flags)
{
struct romfs_inode_info *ei = (struct romfs_inode_info *) foo;
struct romfs_inode_info *ei = foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

1
fs/smbfs/inode.c
View File

@ -70,7 +70,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct smb_inode_info *ei = (struct smb_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

1
fs/sysv/inode.c
View File

@ -322,7 +322,6 @@ static void init_once(void *p, struct kmem_cache *cachep, unsigned long flags)
{
struct sysv_inode_info *si = (struct sysv_inode_info *)p;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&si->vfs_inode);
}

2
fs/udf/super.c
View File

@ -134,11 +134,9 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct udf_inode_info *ei = (struct udf_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
ei->i_ext.i_data = NULL;
inode_init_once(&ei->vfs_inode);
}
}
static int init_inodecache(void)
{

1
fs/ufs/super.c
View File

@ -1237,7 +1237,6 @@ static void init_once(void * foo, struct kmem_cache * cachep, unsigned long flag
{
struct ufs_inode_info *ei = (struct ufs_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

1
fs/xfs/linux-2.6/xfs_super.c
View File

@ -360,7 +360,6 @@ xfs_fs_inode_init_once(
kmem_zone_t *zonep,
unsigned long flags)
{
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(vn_to_inode((bhv_vnode_t *)vnode));
}

3
include/linux/slab.h
View File

@ -32,9 +32,6 @@ typedef struct kmem_cache kmem_cache_t __deprecated;
#define SLAB_MEM_SPREAD 0x00100000UL /* Spread some memory over cpuset */
#define SLAB_TRACE 0x00200000UL /* Trace allocations and frees */
/* Flags passed to a constructor functions */
#define SLAB_CTOR_CONSTRUCTOR 0x001UL /* If not set, then deconstructor */
/*
* struct kmem_cache related prototypes
*/

1
ipc/mqueue.c
View File

@ -215,7 +215,6 @@ static void init_once(void *foo, struct kmem_cache * cachep, unsigned long flags
{
struct mqueue_inode_info *p = (struct mqueue_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&p->vfs_inode);
}

2
kernel/fork.c
View File

@ -1427,11 +1427,9 @@ static void sighand_ctor(void *data, struct kmem_cache *cachep,
{
struct sighand_struct *sighand = data;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
spin_lock_init(&sighand->siglock);
INIT_LIST_HEAD(&sighand->signalfd_list);
}
}
void __init proc_caches_init(void)
{

2
mm/rmap.c
View File

@ -162,13 +162,11 @@ void anon_vma_unlink(struct vm_area_struct *vma)
static void anon_vma_ctor(void *data, struct kmem_cache *cachep,
unsigned long flags)
{
if (flags & SLAB_CTOR_CONSTRUCTOR) {
struct anon_vma *anon_vma = data;
spin_lock_init(&anon_vma->lock);
INIT_LIST_HEAD(&anon_vma->head);
}
}
void __init anon_vma_init(void)
{

2
mm/shmem.c
View File

@ -2358,14 +2358,12 @@ static void init_once(void *foo, struct kmem_cache *cachep,
{
struct shmem_inode_info *p = (struct shmem_inode_info *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
inode_init_once(&p->vfs_inode);
#ifdef CONFIG_TMPFS_POSIX_ACL
p->i_acl = NULL;
p->i_default_acl = NULL;
#endif
}
}
static int init_inodecache(void)
{

12
mm/slab.c
View File

@ -2610,7 +2610,7 @@ static inline kmem_bufctl_t *slab_bufctl(struct slab *slabp)
}
static void cache_init_objs(struct kmem_cache *cachep,
struct slab *slabp, unsigned long ctor_flags)
struct slab *slabp)
{
int i;
@ -2634,7 +2634,7 @@ static void cache_init_objs(struct kmem_cache *cachep,
*/
if (cachep->ctor && !(cachep->flags & SLAB_POISON))
cachep->ctor(objp + obj_offset(cachep), cachep,
ctor_flags);
0);
if (cachep->flags & SLAB_RED_ZONE) {
if (*dbg_redzone2(cachep, objp) != RED_INACTIVE)
@ -2650,7 +2650,7 @@ static void cache_init_objs(struct kmem_cache *cachep,
cachep->buffer_size / PAGE_SIZE, 0);
#else
if (cachep->ctor)
cachep->ctor(objp, cachep, ctor_flags);
cachep->ctor(objp, cachep, 0);
#endif
slab_bufctl(slabp)[i] = i + 1;
}
@ -2739,7 +2739,6 @@ static int cache_grow(struct kmem_cache *cachep,
struct slab *slabp;
size_t offset;
gfp_t local_flags;
unsigned long ctor_flags;
struct kmem_list3 *l3;
/*
@ -2748,7 +2747,6 @@ static int cache_grow(struct kmem_cache *cachep,
*/
BUG_ON(flags & ~(GFP_DMA | GFP_LEVEL_MASK));
ctor_flags = SLAB_CTOR_CONSTRUCTOR;
local_flags = (flags & GFP_LEVEL_MASK);
/* Take the l3 list lock to change the colour_next on this node */
check_irq_off();
@ -2793,7 +2791,7 @@ static int cache_grow(struct kmem_cache *cachep,
slabp->nodeid = nodeid;
slab_map_pages(cachep, slabp, objp);
cache_init_objs(cachep, slabp, ctor_flags);
cache_init_objs(cachep, slabp);
if (local_flags & __GFP_WAIT)
local_irq_disable();
@ -3077,7 +3075,7 @@ static void *cache_alloc_debugcheck_after(struct kmem_cache *cachep,
#endif
objp += obj_offset(cachep);
if (cachep->ctor && cachep->flags & SLAB_POISON)
cachep->ctor(objp, cachep, SLAB_CTOR_CONSTRUCTOR);
cachep->ctor(objp, cachep, 0);
#if ARCH_SLAB_MINALIGN
if ((u32)objp & (ARCH_SLAB_MINALIGN-1)) {
printk(KERN_ERR "0x%p: not aligned to ARCH_SLAB_MINALIGN=%d\n",

2
mm/slob.c
View File

@ -327,7 +327,7 @@ void *kmem_cache_alloc(struct kmem_cache *c, gfp_t flags)
b = (void *)__get_free_pages(flags, get_order(c->size));
if (c->ctor)
c->ctor(b, c, SLAB_CTOR_CONSTRUCTOR);
c->ctor(b, c, 0);
return b;
}

2
mm/slub.c
View File

@ -994,7 +994,7 @@ static void setup_object(struct kmem_cache *s, struct page *page,
}
if (unlikely(s->ctor))
s->ctor(object, s, SLAB_CTOR_CONSTRUCTOR);
s->ctor(object, s, 0);
}
static struct page *new_slab(struct kmem_cache *s, gfp_t flags, int node)

1
net/socket.c
View File

@ -261,7 +261,6 @@ static void init_once(void *foo, struct kmem_cache *cachep, unsigned long flags)
{
struct socket_alloc *ei = (struct socket_alloc *)foo;
if (flags & SLAB_CTOR_CONSTRUCTOR)
inode_init_once(&ei->vfs_inode);
}

2
net/sunrpc/rpc_pipe.c
View File

@ -828,7 +828,6 @@ init_once(void * foo, struct kmem_cache * cachep, unsigned long flags)
{
struct rpc_inode *rpci = (struct rpc_inode *) foo;
if (flags & SLAB_CTOR_CONSTRUCTOR) {
inode_init_once(&rpci->vfs_inode);
rpci->private = NULL;
rpci->nreaders = 0;
@ -841,7 +840,6 @@ init_once(void * foo, struct kmem_cache * cachep, unsigned long flags)
rpc_timeout_upcall_queue);
rpci->ops = NULL;
}
}
int register_rpc_pipefs(void)
{