um: hostfs: make functions static

The hostfs_*() callback functions are all only used within
hostfs_kern.c, so make them static.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: user-mode-linux-devel@lists.sourceforge.net
Signed-off-by: Richard Weinberger <richard@nod.at>

1 files changed, 28 insertions, 25 deletions

diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index db23ce1bd903..fe649d325b1f 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -186,7 +186,7 @@ static struct inode *hostfs_iget(struct super_block *sb)
         return inode;
 }
 
-int hostfs_statfs(struct dentry *dentry, struct kstatfs *sf)
+static int hostfs_statfs(struct dentry *dentry, struct kstatfs *sf)
 {
         /*
          * do_statfs uses struct statfs64 internally, but the linux kernel
@@ -268,7 +268,7 @@ static const struct super_operations hostfs_sbops = {
         .show_options   = hostfs_show_options,
 };
 
-int hostfs_readdir(struct file *file, struct dir_context *ctx)
+static int hostfs_readdir(struct file *file, struct dir_context *ctx)
 {
         void *dir;
         char *name;
@@ -293,7 +293,7 @@ int hostfs_readdir(struct file *file, struct dir_context *ctx)
         return 0;
 }
 
-int hostfs_file_open(struct inode *ino, struct file *file)
+static int hostfs_file_open(struct inode *ino, struct file *file)
 {
         static DEFINE_MUTEX(open_mutex);
         char *name;
@@ -359,7 +359,8 @@ static int hostfs_file_release(struct inode *inode, struct file *file)
         return 0;
 }
 
-int hostfs_fsync(struct file *file, loff_t start, loff_t end, int datasync)
+static int hostfs_fsync(struct file *file, loff_t start, loff_t end,
+                        int datasync)
 {
         struct inode *inode = file->f_mapping->host;
         int ret;
@@ -394,7 +395,7 @@ static const struct file_operations hostfs_dir_fops = {
         .read           = generic_read_dir,
 };
 
-int hostfs_writepage(struct page *page, struct writeback_control *wbc)
+static int hostfs_writepage(struct page *page, struct writeback_control *wbc)
 {
         struct address_space *mapping = page->mapping;
         struct inode *inode = mapping->host;
@@ -430,7 +431,7 @@ int hostfs_writepage(struct page *page, struct writeback_control *wbc)
         return err;
 }
 
-int hostfs_readpage(struct file *file, struct page *page)
+static int hostfs_readpage(struct file *file, struct page *page)
 {
         char *buffer;
         long long start;
@@ -455,9 +456,9 @@ int hostfs_readpage(struct file *file, struct page *page)
         return err;
 }
 
-int hostfs_write_begin(struct file *file, struct address_space *mapping,
-                        loff_t pos, unsigned len, unsigned flags,
-                        struct page **pagep, void **fsdata)
+static int hostfs_write_begin(struct file *file, struct address_space *mapping,
+                              loff_t pos, unsigned len, unsigned flags,
+                              struct page **pagep, void **fsdata)
 {
         pgoff_t index = pos >> PAGE_CACHE_SHIFT;
 
@@ -467,9 +468,9 @@ int hostfs_write_begin(struct file *file, struct address_space *mapping,
         return 0;
 }
 
-int hostfs_write_end(struct file *file, struct address_space *mapping,
-                        loff_t pos, unsigned len, unsigned copied,
-                        struct page *page, void *fsdata)
+static int hostfs_write_end(struct file *file, struct address_space *mapping,
+                            loff_t pos, unsigned len, unsigned copied,
+                            struct page *page, void *fsdata)
 {
         struct inode *inode = mapping->host;
         void *buffer;
@@ -549,8 +550,8 @@ static int read_name(struct inode *ino, char *name)
         return 0;
 }
 
-int hostfs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
-                  bool excl)
+static int hostfs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
+                         bool excl)
 {
         struct inode *inode;
         char *name;
@@ -591,8 +592,8 @@ int hostfs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
         return error;
 }
 
-struct dentry *hostfs_lookup(struct inode *ino, struct dentry *dentry,
-                             unsigned int flags)
+static struct dentry *hostfs_lookup(struct inode *ino, struct dentry *dentry,
+                                    unsigned int flags)
 {
         struct inode *inode;
         char *name;
@@ -628,7 +629,8 @@ struct dentry *hostfs_lookup(struct inode *ino, struct dentry *dentry,
         return ERR_PTR(err);
 }
 
-int hostfs_link(struct dentry *to, struct inode *ino, struct dentry *from)
+static int hostfs_link(struct dentry *to, struct inode *ino,
+                       struct dentry *from)
 {
         char *from_name, *to_name;
         int err;
@@ -646,7 +648,7 @@ int hostfs_link(struct dentry *to, struct inode *ino, struct dentry *from)
         return err;
 }
 
-int hostfs_unlink(struct inode *ino, struct dentry *dentry)
+static int hostfs_unlink(struct inode *ino, struct dentry *dentry)
 {
         char *file;
         int err;
@@ -662,7 +664,8 @@ int hostfs_unlink(struct inode *ino, struct dentry *dentry)
         return err;
 }
 
-int hostfs_symlink(struct inode *ino, struct dentry *dentry, const char *to)
+static int hostfs_symlink(struct inode *ino, struct dentry *dentry,
+                          const char *to)
 {
         char *file;
         int err;
@@ -674,7 +677,7 @@ int hostfs_symlink(struct inode *ino, struct dentry *dentry, const char *to)
         return err;
 }
 
-int hostfs_mkdir(struct inode *ino, struct dentry *dentry, umode_t mode)
+static int hostfs_mkdir(struct inode *ino, struct dentry *dentry, umode_t mode)
 {
         char *file;
         int err;
@@ -686,7 +689,7 @@ int hostfs_mkdir(struct inode *ino, struct dentry *dentry, umode_t mode)
         return err;
 }
 
-int hostfs_rmdir(struct inode *ino, struct dentry *dentry)
+static int hostfs_rmdir(struct inode *ino, struct dentry *dentry)
 {
         char *file;
         int err;
@@ -738,8 +741,8 @@ static int hostfs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode,
         return err;
 }
 
-int hostfs_rename(struct inode *from_ino, struct dentry *from,
-                  struct inode *to_ino, struct dentry *to)
+static int hostfs_rename(struct inode *from_ino, struct dentry *from,
+                         struct inode *to_ino, struct dentry *to)
 {
         char *from_name, *to_name;
         int err;
@@ -756,7 +759,7 @@ int hostfs_rename(struct inode *from_ino, struct dentry *from,
         return err;
 }
 
-int hostfs_permission(struct inode *ino, int desired)
+static int hostfs_permission(struct inode *ino, int desired)
 {
         char *name;
         int r = 0, w = 0, x = 0, err;
@@ -782,7 +785,7 @@ int hostfs_permission(struct inode *ino, int desired)
         return err;
 }
 
-int hostfs_setattr(struct dentry *dentry, struct iattr *attr)
+static int hostfs_setattr(struct dentry *dentry, struct iattr *attr)
 {
         struct inode *inode = dentry->d_inode;
         struct hostfs_iattr attrs;