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authorAl Viro <viro@zeniv.linux.org.uk>2014-10-22 00:25:12 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2014-11-19 13:01:22 -0500
commit7119e220a7aed7b6e6df02ddfaa2c5f8df2e4e3d (patch)
treec877667e140c8aeb81d43d005468efff0d12b7b4
parentddb52f4fd2184c3405be4b09f7ac9b2bf47d4e61 (diff)
cifs: get rid of ->f_path.dentry->d_sb uses, add a new helper
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--fs/cifs/cifsfs.c3
-rw-r--r--fs/cifs/cifsglob.h6
-rw-r--r--fs/cifs/file.c12
-rw-r--r--fs/cifs/readdir.c6
4 files changed, 16 insertions, 11 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 9d7996e8e793..d72fe37f5420 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -209,8 +209,7 @@ cifs_statfs(struct dentry *dentry, struct kstatfs *buf)
static long cifs_fallocate(struct file *file, int mode, loff_t off, loff_t len)
{
- struct super_block *sb = file->f_path.dentry->d_sb;
- struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
+ struct cifs_sb_info *cifs_sb = CIFS_FILE_SB(file);
struct cifs_tcon *tcon = cifs_sb_master_tcon(cifs_sb);
struct TCP_Server_Info *server = tcon->ses->server;
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 02a33e529904..6e139111fdb2 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -1168,6 +1168,12 @@ CIFS_SB(struct super_block *sb)
return sb->s_fs_info;
}
+static inline struct cifs_sb_info *
+CIFS_FILE_SB(struct file *file)
+{
+ return CIFS_SB(file_inode(file)->i_sb);
+}
+
static inline char CIFS_DIR_SEP(const struct cifs_sb_info *cifs_sb)
{
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_POSIX_PATHS)
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 3e4d00a06c44..d535e168a9d3 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1586,7 +1586,7 @@ int cifs_lock(struct file *file, int cmd, struct file_lock *flock)
cifs_read_flock(flock, &type, &lock, &unlock, &wait_flag,
tcon->ses->server);
- cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
+ cifs_sb = CIFS_FILE_SB(file);
netfid = cfile->fid.netfid;
cinode = CIFS_I(file_inode(file));
@@ -2305,7 +2305,7 @@ int cifs_fsync(struct file *file, loff_t start, loff_t end, int datasync)
struct cifs_tcon *tcon;
struct TCP_Server_Info *server;
struct cifsFileInfo *smbfile = file->private_data;
- struct cifs_sb_info *cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
+ struct cifs_sb_info *cifs_sb = CIFS_FILE_SB(file);
struct inode *inode = file->f_mapping->host;
rc = filemap_write_and_wait_range(inode->i_mapping, start, end);
@@ -2585,7 +2585,7 @@ cifs_iovec_write(struct file *file, struct iov_iter *from, loff_t *poffset)
iov_iter_truncate(from, len);
INIT_LIST_HEAD(&wdata_list);
- cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
+ cifs_sb = CIFS_FILE_SB(file);
open_file = file->private_data;
tcon = tlink_tcon(open_file->tlink);
@@ -3010,7 +3010,7 @@ ssize_t cifs_user_readv(struct kiocb *iocb, struct iov_iter *to)
return 0;
INIT_LIST_HEAD(&rdata_list);
- cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
+ cifs_sb = CIFS_FILE_SB(file);
open_file = file->private_data;
tcon = tlink_tcon(open_file->tlink);
@@ -3155,7 +3155,7 @@ cifs_read(struct file *file, char *read_data, size_t read_size, loff_t *offset)
__u32 pid;
xid = get_xid();
- cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
+ cifs_sb = CIFS_FILE_SB(file);
/* FIXME: set up handlers for larger reads and/or convert to async */
rsize = min_t(unsigned int, cifs_sb->rsize, CIFSMaxBufSize);
@@ -3462,7 +3462,7 @@ static int cifs_readpages(struct file *file, struct address_space *mapping,
int rc;
struct list_head tmplist;
struct cifsFileInfo *open_file = file->private_data;
- struct cifs_sb_info *cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
+ struct cifs_sb_info *cifs_sb = CIFS_FILE_SB(file);
struct TCP_Server_Info *server;
pid_t pid;
diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index 586e3d3b204e..d19f1996a6ea 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -261,7 +261,7 @@ initiate_cifs_search(const unsigned int xid, struct file *file)
int rc = 0;
char *full_path = NULL;
struct cifsFileInfo *cifsFile;
- struct cifs_sb_info *cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
+ struct cifs_sb_info *cifs_sb = CIFS_FILE_SB(file);
struct tcon_link *tlink = NULL;
struct cifs_tcon *tcon;
struct TCP_Server_Info *server;
@@ -561,7 +561,7 @@ find_cifs_entry(const unsigned int xid, struct cifs_tcon *tcon, loff_t pos,
loff_t first_entry_in_buffer;
loff_t index_to_find = pos;
struct cifsFileInfo *cfile = file->private_data;
- struct cifs_sb_info *cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
+ struct cifs_sb_info *cifs_sb = CIFS_FILE_SB(file);
struct TCP_Server_Info *server = tcon->ses->server;
/* check if index in the buffer */
@@ -679,7 +679,7 @@ static int cifs_filldir(char *find_entry, struct file *file,
char *scratch_buf, unsigned int max_len)
{
struct cifsFileInfo *file_info = file->private_data;
- struct super_block *sb = file->f_path.dentry->d_sb;
+ struct super_block *sb = file_inode(file)->i_sb;
struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
struct cifs_dirent de = { NULL, };
struct cifs_fattr fattr;