cregit-Linux how code gets into the kernel

Release 4.10 fs/cifs/cifsfs.h

Directory: fs/cifs
/*
 *   fs/cifs/cifsfs.h
 *
 *   Copyright (c) International Business Machines  Corp., 2002, 2007
 *   Author(s): Steve French (sfrench@us.ibm.com)
 *
 *   This library is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU Lesser General Public License as published
 *   by the Free Software Foundation; either version 2.1 of the License, or
 *   (at your option) any later version.
 *
 *   This library is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
 *   the GNU Lesser General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General Public License
 *   along with this library; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */

#ifndef _CIFSFS_H

#define _CIFSFS_H

#include <linux/hash.h>


#define ROOT_I 2

/*
 * ino_t is 32-bits on 32-bit arch. We have to squash the 64-bit value down
 * so that it will fit. We use hash_64 to convert the value to 31 bits, and
 * then add 1, to ensure that we don't end up with a 0 as the value.
 */

static inline ino_t cifs_uniqueid_to_ino_t(u64 fileid) { if ((sizeof(ino_t)) < (sizeof(u64))) return (ino_t)hash_64(fileid, (sizeof(ino_t) * 8) - 1) + 1; return (ino_t)fileid; }

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static inline void cifs_set_time(struct dentry *dentry, unsigned long time) { dentry->d_fsdata = (void *) time; }

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static inline unsigned long cifs_get_time(struct dentry *dentry) { return (unsigned long) dentry->d_fsdata; }

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extern struct file_system_type cifs_fs_type; extern const struct address_space_operations cifs_addr_ops; extern const struct address_space_operations cifs_addr_ops_smallbuf; /* Functions related to super block operations */ extern void cifs_sb_active(struct super_block *sb); extern void cifs_sb_deactive(struct super_block *sb); /* Functions related to inodes */ extern const struct inode_operations cifs_dir_inode_ops; extern struct inode *cifs_root_iget(struct super_block *); extern int cifs_create(struct inode *, struct dentry *, umode_t, bool excl); extern int cifs_atomic_open(struct inode *, struct dentry *, struct file *, unsigned, umode_t, int *); extern struct dentry *cifs_lookup(struct inode *, struct dentry *, unsigned int); extern int cifs_unlink(struct inode *dir, struct dentry *dentry); extern int cifs_hardlink(struct dentry *, struct inode *, struct dentry *); extern int cifs_mknod(struct inode *, struct dentry *, umode_t, dev_t); extern int cifs_mkdir(struct inode *, struct dentry *, umode_t); extern int cifs_rmdir(struct inode *, struct dentry *); extern int cifs_rename2(struct inode *, struct dentry *, struct inode *, struct dentry *, unsigned int); extern int cifs_revalidate_file_attr(struct file *filp); extern int cifs_revalidate_dentry_attr(struct dentry *); extern int cifs_revalidate_file(struct file *filp); extern int cifs_revalidate_dentry(struct dentry *); extern int cifs_invalidate_mapping(struct inode *inode); extern int cifs_revalidate_mapping(struct inode *inode); extern int cifs_zap_mapping(struct inode *inode); extern int cifs_getattr(struct vfsmount *, struct dentry *, struct kstat *); extern int cifs_setattr(struct dentry *, struct iattr *); extern const struct inode_operations cifs_file_inode_ops; extern const struct inode_operations cifs_symlink_inode_ops; extern const struct inode_operations cifs_dfs_referral_inode_operations; /* Functions related to files and directories */ extern const struct file_operations cifs_file_ops; extern const struct file_operations cifs_file_direct_ops; /* if directio mnt */ extern const struct file_operations cifs_file_strict_ops; /* if strictio mnt */ extern const struct file_operations cifs_file_nobrl_ops; /* no brlocks */ extern const struct file_operations cifs_file_direct_nobrl_ops; extern const struct file_operations cifs_file_strict_nobrl_ops; extern int cifs_open(struct inode *inode, struct file *file); extern int cifs_close(struct inode *inode, struct file *file); extern int cifs_closedir(struct inode *inode, struct file *file); extern ssize_t cifs_user_readv(struct kiocb *iocb, struct iov_iter *to); extern ssize_t cifs_strict_readv(struct kiocb *iocb, struct iov_iter *to); extern ssize_t cifs_user_writev(struct kiocb *iocb, struct iov_iter *from); extern ssize_t cifs_strict_writev(struct kiocb *iocb, struct iov_iter *from); extern int cifs_lock(struct file *, int, struct file_lock *); extern int cifs_fsync(struct file *, loff_t, loff_t, int); extern int cifs_strict_fsync(struct file *, loff_t, loff_t, int); extern int cifs_flush(struct file *, fl_owner_t id); extern int cifs_file_mmap(struct file * , struct vm_area_struct *); extern int cifs_file_strict_mmap(struct file * , struct vm_area_struct *); extern const struct file_operations cifs_dir_ops; extern int cifs_dir_open(struct inode *inode, struct file *file); extern int cifs_readdir(struct file *file, struct dir_context *ctx); /* Functions related to dir entries */ extern const struct dentry_operations cifs_dentry_ops; extern const struct dentry_operations cifs_ci_dentry_ops; #ifdef CONFIG_CIFS_DFS_UPCALL extern struct vfsmount *cifs_dfs_d_automount(struct path *path); #else #define cifs_dfs_d_automount NULL #endif /* Functions related to symlinks */ extern const char *cifs_get_link(struct dentry *, struct inode *, struct delayed_call *); extern int cifs_symlink(struct inode *inode, struct dentry *direntry, const char *symname); #ifdef CONFIG_CIFS_XATTR extern const struct xattr_handler *cifs_xattr_handlers[]; extern ssize_t cifs_listxattr(struct dentry *, char *, size_t); #else # define cifs_xattr_handlers NULL # define cifs_listxattr NULL #endif extern long cifs_ioctl(struct file *filep, unsigned int cmd, unsigned long arg); #ifdef CONFIG_CIFS_NFSD_EXPORT extern const struct export_operations cifs_export_ops; #endif /* CONFIG_CIFS_NFSD_EXPORT */ #define CIFS_VERSION "2.09" #endif /* _CIFSFS_H */

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steve frenchsteve french44851.85%1421.21%
pavel shilovskypavel shilovsky10211.81%69.09%
miklos szeredimiklos szeredi778.91%46.06%
jeff laytonjeff layton748.56%812.12%
david howellsdavid howells333.82%23.03%
al viroal viro323.70%1624.24%
mateusz guzikmateusz guzik212.43%11.52%
andreas gruenbacherandreas gruenbacher192.20%11.52%
yadan fanyadan fan182.08%11.52%
igor mammedovigor mammedov101.16%23.03%
arjan van de venarjan van de ven80.93%23.03%
josef bacikjosef bacik80.93%11.52%
dave kleikampdave kleikamp50.58%11.52%
christoph hellwigchristoph hellwig30.35%23.03%
trond myklebusttrond myklebust20.23%23.03%
paul bollepaul bolle20.23%11.52%
alexey dobriyanalexey dobriyan10.12%11.52%
linus torvaldslinus torvalds10.12%11.52%
Total864100.00%66100.00%
Directory: fs/cifs
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