AcoSail/kernel_optimize_test
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get rid of init_file()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2009-08-08 23:56:29 +04:00
parent cc3808f8c3
commit 3d1e463158
2 changed files with 2 additions and 31 deletions
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30
fs/file_table.c
View File

@ -171,32 +171,6 @@ struct file *alloc_file(struct vfsmount *mnt, struct dentry *dentry,
if (!file)
return NULL;
init_file(file, mnt, dentry, mode, fop);
return file;
}
EXPORT_SYMBOL(alloc_file);
/**
* init_file - initialize a 'struct file'
* @file: the already allocated 'struct file' to initialized
* @mnt: the vfsmount on which the file resides
* @dentry: the dentry representing this file
* @mode: the mode the file is opened with
* @fop: the 'struct file_operations' for this file
*
* Use this instead of setting the members directly. Doing so
* avoids making mistakes like forgetting the mntget() or
* forgetting to take a write on the mnt.
*
* Note: This is a crappy interface. It is here to make
* merging with the existing users of get_empty_filp()
* who have complex failure logic easier. All users
* of this should be moving to alloc_file().
*/
int init_file(struct file *file, struct vfsmount *mnt, struct dentry *dentry,
fmode_t mode, const struct file_operations *fop)
{
int error = 0;
file->f_path.dentry = dentry;
file->f_path.mnt = mntget(mnt);
file->f_mapping = dentry->d_inode->i_mapping;
@ -210,13 +184,13 @@ int init_file(struct file *file, struct vfsmount *mnt, struct dentry *dentry,
* that we can do debugging checks at __fput()
*/
if ((mode & FMODE_WRITE) && !special_file(dentry->d_inode->i_mode)) {
int error = 0;
file_take_write(file);
error = mnt_clone_write(mnt);
WARN_ON(error);
}
return error;
return file;
}
EXPORT_SYMBOL(init_file);
void fput(struct file *file)
{

3
include/linux/file.h
View File

@ -18,9 +18,6 @@ extern void drop_file_write_access(struct file *file);
struct file_operations;
struct vfsmount;
struct dentry;
extern int init_file(struct file *, struct vfsmount *mnt,
struct dentry *dentry, fmode_t mode,
const struct file_operations *fop);
extern struct file *alloc_file(struct vfsmount *, struct dentry *dentry,
fmode_t mode, const struct file_operations *fop);