[patch 15/30] smbfs: Convert server->sem to mutex

From: Thomas Gleixner
Date: Tue Sep 07 2010 - 10:37:45 EST


server->sem is used as mutex so make it a mutex.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Cc: linux-fsdevel@xxxxxxxxxxxxxxx

---
fs/smbfs/inode.c | 2 +-
include/linux/smb_fs_sb.h | 8 ++++----
2 files changed, 5 insertions(+), 5 deletions(-)

Index: linux-2.6/fs/smbfs/inode.c
===================================================================
--- linux-2.6.orig/fs/smbfs/inode.c
+++ linux-2.6/fs/smbfs/inode.c
@@ -536,7 +536,7 @@ static int smb_fill_super(struct super_b
server->mnt = NULL;
server->sock_file = NULL;
init_waitqueue_head(&server->conn_wq);
- init_MUTEX(&server->sem);
+ mutex_init(&server->mutex);
INIT_LIST_HEAD(&server->entry);
INIT_LIST_HEAD(&server->xmitq);
INIT_LIST_HEAD(&server->recvq);
Index: linux-2.6/include/linux/smb_fs_sb.h
===================================================================
--- linux-2.6.orig/include/linux/smb_fs_sb.h
+++ linux-2.6/include/linux/smb_fs_sb.h
@@ -58,7 +58,7 @@ struct smb_sb_info {
struct smb_conn_opt opt;
wait_queue_head_t conn_wq;
int conn_complete;
- struct semaphore sem;
+ struct mutex mutex;

unsigned char header[SMB_HEADER_LEN + 20*2 + 2];
u32 header_len;
@@ -82,19 +82,19 @@ struct smb_sb_info {
static inline int
smb_lock_server_interruptible(struct smb_sb_info *server)
{
- return down_interruptible(&(server->sem));
+ return mutex_lock_interruptible(&server->mutex);
}

static inline void
smb_lock_server(struct smb_sb_info *server)
{
- down(&(server->sem));
+ mutex_lock(&server->mutex);
}

static inline void
smb_unlock_server(struct smb_sb_info *server)
{
- up(&(server->sem));
+ mutex_unlock(&server->mutex);
}

#endif


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/