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-rw-r--r--fs/ncpfs/inode.c41
1 files changed, 24 insertions, 17 deletions
diff --git a/fs/ncpfs/inode.c b/fs/ncpfs/inode.c
index b4de38c..5f4e58d 100644
--- a/fs/ncpfs/inode.c
+++ b/fs/ncpfs/inode.c
@@ -139,7 +139,7 @@ static void ncp_update_dates(struct inode *inode, struct nw_info_struct *nwi)
inode->i_mode = nwi->nfs.mode;
}
- inode->i_blocks = (inode->i_size + NCP_BLOCK_SIZE - 1) >> NCP_BLOCK_SHIFT;
+ inode->i_blocks = (i_size_read(inode) + NCP_BLOCK_SIZE - 1) >> NCP_BLOCK_SHIFT;
inode->i_mtime.tv_sec = ncp_date_dos2unix(nwi->modifyTime, nwi->modifyDate);
inode->i_ctime.tv_sec = ncp_date_dos2unix(nwi->creationTime, nwi->creationDate);
@@ -158,18 +158,21 @@ static void ncp_update_attrs(struct inode *inode, struct ncp_entry_info *nwinfo)
inode->i_mode = server->m.dir_mode;
/* for directories dataStreamSize seems to be some
Object ID ??? */
- inode->i_size = NCP_BLOCK_SIZE;
+ i_size_write(inode, NCP_BLOCK_SIZE);
} else {
+ u32 size;
+
inode->i_mode = server->m.file_mode;
- inode->i_size = le32_to_cpu(nwi->dataStreamSize);
+ size = le32_to_cpu(nwi->dataStreamSize);
+ i_size_write(inode, size);
#ifdef CONFIG_NCPFS_EXTRAS
if ((server->m.flags & (NCP_MOUNT_EXTRAS|NCP_MOUNT_SYMLINKS))
&& (nwi->attributes & aSHARED)) {
switch (nwi->attributes & (aHIDDEN|aSYSTEM)) {
case aHIDDEN:
if (server->m.flags & NCP_MOUNT_SYMLINKS) {
- if (/* (inode->i_size >= NCP_MIN_SYMLINK_SIZE)
- && */ (inode->i_size <= NCP_MAX_SYMLINK_SIZE)) {
+ if (/* (size >= NCP_MIN_SYMLINK_SIZE)
+ && */ (size <= NCP_MAX_SYMLINK_SIZE)) {
inode->i_mode = (inode->i_mode & ~S_IFMT) | S_IFLNK;
NCP_FINFO(inode)->flags |= NCPI_KLUDGE_SYMLINK;
break;
@@ -208,7 +211,7 @@ void ncp_update_inode2(struct inode* inode, struct ncp_entry_info *nwinfo)
}
/*
- * Fill in the inode based on the ncp_entry_info structure.
+ * Fill in the inode based on the ncp_entry_info structure. Used only for brand new inodes.
*/
static void ncp_set_attr(struct inode *inode, struct ncp_entry_info *nwinfo)
{
@@ -254,6 +257,7 @@ ncp_iget(struct super_block *sb, struct ncp_entry_info *info)
if (inode) {
atomic_set(&NCP_FINFO(inode)->opened, info->opened);
+ inode->i_mapping->backing_dev_info = sb->s_bdi;
inode->i_ino = info->ino;
ncp_set_attr(inode, info);
if (S_ISREG(inode->i_mode)) {
@@ -565,10 +569,12 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent)
/* server->conn_status = 0; */
/* server->root_dentry = NULL; */
/* server->root_setuped = 0; */
+ mutex_init(&server->root_setup_lock);
#ifdef CONFIG_NCPFS_PACKET_SIGNING
/* server->sign_wanted = 0; */
/* server->sign_active = 0; */
#endif
+ init_rwsem(&server->auth_rwsem);
server->auth.auth_type = NCP_AUTH_NONE;
/* server->auth.object_name_len = 0; */
/* server->auth.object_name = NULL; */
@@ -593,7 +599,7 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent)
server->nls_io = load_nls_default();
#endif /* CONFIG_NCPFS_NLS */
- server->dentry_ttl = 0; /* no caching */
+ atomic_set(&server->dentry_ttl, 0); /* no caching */
INIT_LIST_HEAD(&server->tx.requests);
mutex_init(&server->rcv.creq_mutex);
@@ -658,8 +664,10 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent)
goto out_disconnect;
}
}
+ ncp_lock_server(server);
if (options & 2)
server->sign_wanted = 1;
+ ncp_unlock_server(server);
}
else
#endif /* CONFIG_NCPFS_PACKET_SIGNING */
@@ -720,6 +728,9 @@ out_nls:
unload_nls(server->nls_io);
unload_nls(server->nls_vol);
#endif
+ mutex_destroy(&server->rcv.creq_mutex);
+ mutex_destroy(&server->root_setup_lock);
+ mutex_destroy(&server->mutex);
out_fput2:
if (server->info_filp)
fput(server->info_filp);
@@ -743,8 +754,6 @@ static void ncp_put_super(struct super_block *sb)
{
struct ncp_server *server = NCP_SBP(sb);
- lock_kernel();
-
ncp_lock_server(server);
ncp_disconnect(server);
ncp_unlock_server(server);
@@ -756,6 +765,9 @@ static void ncp_put_super(struct super_block *sb)
unload_nls(server->nls_vol);
unload_nls(server->nls_io);
#endif /* CONFIG_NCPFS_NLS */
+ mutex_destroy(&server->rcv.creq_mutex);
+ mutex_destroy(&server->root_setup_lock);
+ mutex_destroy(&server->mutex);
if (server->info_filp)
fput(server->info_filp);
@@ -771,8 +783,6 @@ static void ncp_put_super(struct super_block *sb)
vfree(server->packet);
sb->s_fs_info = NULL;
kfree(server);
-
- unlock_kernel();
}
static int ncp_statfs(struct dentry *dentry, struct kstatfs *buf)
@@ -851,10 +861,8 @@ int ncp_notify_change(struct dentry *dentry, struct iattr *attr)
result = -EIO;
- lock_kernel();
-
server = NCP_SERVER(inode);
- if ((!server) || !ncp_conn_valid(server))
+ if (!server) /* How this could happen? */
goto out;
/* ageing the dentry to force validation */
@@ -981,8 +989,6 @@ int ncp_notify_change(struct dentry *dentry, struct iattr *attr)
result = ncp_modify_file_or_subdir_dos_info(NCP_SERVER(inode),
inode, info_mask, &info);
if (result != 0) {
- result = -EACCES;
-
if (info_mask == (DM_CREATE_TIME | DM_CREATE_DATE)) {
/* NetWare seems not to allow this. I
do not know why. So, just tell the
@@ -1005,7 +1011,8 @@ int ncp_notify_change(struct dentry *dentry, struct iattr *attr)
mark_inode_dirty(inode);
out:
- unlock_kernel();
+ if (result > 0)
+ result = -EACCES;
return result;
}
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