[PATCH] smbfs: remove kmalloc wrapper

From: Pekka J Enberg
Date: Fri Jan 13 2006 - 02:03:20 EST


From: Pekka Enberg <penberg@xxxxxxxxxxxxxx>

This patch remove the remaining kmalloc() wrapper bits from fs/smbfs/.

Signed-off-by: Pekka Enberg <penberg@xxxxxxxxxxxxxx>
---

fs/smbfs/Makefile | 1 -
fs/smbfs/inode.c | 32 +++++++-------------------------
fs/smbfs/request.c | 13 +++++--------
include/linux/smb_fs.h | 47 -----------------------------------------------
4 files changed, 12 insertions(+), 81 deletions(-)

Index: 2.6/fs/smbfs/Makefile
===================================================================
--- 2.6.orig/fs/smbfs/Makefile
+++ 2.6/fs/smbfs/Makefile
@@ -13,7 +13,6 @@ smbfs-objs := proc.o dir.o cache.o sock.
EXTRA_CFLAGS += -DSMBFS_PARANOIA
#EXTRA_CFLAGS += -DSMBFS_DEBUG
#EXTRA_CFLAGS += -DSMBFS_DEBUG_VERBOSE
-#EXTRA_CFLAGS += -DDEBUG_SMB_MALLOC
#EXTRA_CFLAGS += -DDEBUG_SMB_TIMESTAMP
#EXTRA_CFLAGS += -Werror

Index: 2.6/fs/smbfs/inode.c
===================================================================
--- 2.6.orig/fs/smbfs/inode.c
+++ 2.6/fs/smbfs/inode.c
@@ -487,11 +487,11 @@ smb_put_super(struct super_block *sb)
if (server->conn_pid)
kill_proc(server->conn_pid, SIGTERM, 1);

- smb_kfree(server->ops);
+ kfree(server->ops);
smb_unload_nls(server);
sb->s_fs_info = NULL;
smb_unlock_server(server);
- smb_kfree(server);
+ kfree(server);
}

static int smb_fill_super(struct super_block *sb, void *raw_data, int silent)
@@ -519,11 +519,10 @@ static int smb_fill_super(struct super_b
sb->s_op = &smb_sops;
sb->s_time_gran = 100;

- server = smb_kmalloc(sizeof(struct smb_sb_info), GFP_KERNEL);
+ server = kzalloc(sizeof(struct smb_sb_info), GFP_KERNEL);
if (!server)
goto out_no_server;
sb->s_fs_info = server;
- memset(server, 0, sizeof(struct smb_sb_info));

server->super_block = sb;
server->mnt = NULL;
@@ -542,8 +541,8 @@ static int smb_fill_super(struct super_b
/* FIXME: move these to the smb_sb_info struct */
VERBOSE("alloc chunk = %d\n", sizeof(struct smb_ops) +
sizeof(struct smb_mount_data_kernel));
- mem = smb_kmalloc(sizeof(struct smb_ops) +
- sizeof(struct smb_mount_data_kernel), GFP_KERNEL);
+ mem = kmalloc(sizeof(struct smb_ops) +
+ sizeof(struct smb_mount_data_kernel), GFP_KERNEL);
if (!mem)
goto out_no_mem;

@@ -621,12 +620,12 @@ out_no_root:
out_no_smbiod:
smb_unload_nls(server);
out_bad_option:
- smb_kfree(mem);
+ kfree(mem);
out_no_mem:
if (!server->mnt)
printk(KERN_ERR "smb_fill_super: allocation failure\n");
sb->s_fs_info = NULL;
- smb_kfree(server);
+ kfree(server);
goto out_fail;
out_wrong_data:
printk(KERN_ERR "smbfs: mount_data version %d is not supported\n", ver);
@@ -782,12 +781,6 @@ out:
return error;
}

-#ifdef DEBUG_SMB_MALLOC
-int smb_malloced;
-int smb_current_kmalloced;
-int smb_current_vmalloced;
-#endif
-
static struct super_block *smb_get_sb(struct file_system_type *fs_type,
int flags, const char *dev_name, void *data)
{
@@ -807,12 +800,6 @@ static int __init init_smb_fs(void)
int err;
DEBUG1("registering ...\n");

-#ifdef DEBUG_SMB_MALLOC
- smb_malloced = 0;
- smb_current_kmalloced = 0;
- smb_current_vmalloced = 0;
-#endif
-
err = init_inodecache();
if (err)
goto out_inode;
@@ -837,11 +824,6 @@ static void __exit exit_smb_fs(void)
unregister_filesystem(&smb_fs_type);
smb_destroy_request_cache();
destroy_inodecache();
-#ifdef DEBUG_SMB_MALLOC
- printk(KERN_DEBUG "smb_malloced: %d\n", smb_malloced);
- printk(KERN_DEBUG "smb_current_kmalloced: %d\n",smb_current_kmalloced);
- printk(KERN_DEBUG "smb_current_vmalloced: %d\n",smb_current_vmalloced);
-#endif
}

module_init(init_smb_fs)
Index: 2.6/fs/smbfs/request.c
===================================================================
--- 2.6.orig/fs/smbfs/request.c
+++ 2.6/fs/smbfs/request.c
@@ -68,7 +68,7 @@ static struct smb_request *smb_do_alloc_
goto out;

if (bufsize > 0) {
- buf = smb_kmalloc(bufsize, GFP_NOFS);
+ buf = kmalloc(bufsize, GFP_NOFS);
if (!buf) {
kmem_cache_free(req_cachep, req);
return NULL;
@@ -124,9 +124,8 @@ static void smb_free_request(struct smb_
{
atomic_dec(&req->rq_server->nr_requests);
if (req->rq_buffer && !(req->rq_flags & SMB_REQ_STATIC))
- smb_kfree(req->rq_buffer);
- if (req->rq_trans2buffer)
- smb_kfree(req->rq_trans2buffer);
+ kfree(req->rq_buffer);
+ kfree(req->rq_trans2buffer);
kmem_cache_free(req_cachep, req);
}

@@ -183,8 +182,7 @@ static int smb_setup_request(struct smb_
req->rq_err = 0;
req->rq_errno = 0;
req->rq_fragment = 0;
- if (req->rq_trans2buffer)
- smb_kfree(req->rq_trans2buffer);
+ kfree(req->rq_trans2buffer);

return 0;
}
@@ -647,10 +645,9 @@ static int smb_recv_trans2(struct smb_sb
goto out_too_long;

req->rq_trans2bufsize = buf_len;
- req->rq_trans2buffer = smb_kmalloc(buf_len, GFP_NOFS);
+ req->rq_trans2buffer = kzalloc(buf_len, GFP_NOFS);
if (!req->rq_trans2buffer)
goto out_no_mem;
- memset(req->rq_trans2buffer, 0, buf_len);

req->rq_parm = req->rq_trans2buffer;
req->rq_data = req->rq_trans2buffer + parm_tot;
Index: 2.6/include/linux/smb_fs.h
===================================================================
--- 2.6.orig/include/linux/smb_fs.h
+++ 2.6/include/linux/smb_fs.h
@@ -58,53 +58,6 @@ static inline struct smb_inode_info *SMB
/* where to find the base of the SMB packet proper */
#define smb_base(buf) ((u8 *)(((u8 *)(buf))+4))

-#ifdef DEBUG_SMB_MALLOC
-
-#include <linux/slab.h>
-
-extern int smb_malloced;
-extern int smb_current_vmalloced;
-extern int smb_current_kmalloced;
-
-static inline void *
-smb_vmalloc(unsigned int size)
-{
- smb_malloced += 1;
- smb_current_vmalloced += 1;
- return vmalloc(size);
-}
-
-static inline void
-smb_vfree(void *obj)
-{
- smb_current_vmalloced -= 1;
- vfree(obj);
-}
-
-static inline void *
-smb_kmalloc(size_t size, int flags)
-{
- smb_malloced += 1;
- smb_current_kmalloced += 1;
- return kmalloc(size, flags);
-}
-
-static inline void
-smb_kfree(void *obj)
-{
- smb_current_kmalloced -= 1;
- kfree(obj);
-}
-
-#else /* DEBUG_SMB_MALLOC */
-
-#define smb_kmalloc(s,p) kmalloc(s,p)
-#define smb_kfree(o) kfree(o)
-#define smb_vmalloc(s) vmalloc(s)
-#define smb_vfree(o) vfree(o)
-
-#endif /* DEBUG_SMB_MALLOC */
-
/*
* Flags for the in-memory inode
*/
-
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