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authorPavel Shilovsky <piastryyy@gmail.com>2010-12-12 13:11:13 +0300
committerSteve French <sfrench@us.ibm.com>2011-01-20 21:42:21 +0000
commit8be7e6ba142423e6ad98fed293c96f196f685229 (patch)
tree25bd7ce4aed4740082f0a472a8eed35127d9d61e /fs/cifs/cifsfs.h
parent4f8ba8a0c095933dd54a2c281750c8a85b329b26 (diff)
downloadop-kernel-dev-8be7e6ba142423e6ad98fed293c96f196f685229.zip
op-kernel-dev-8be7e6ba142423e6ad98fed293c96f196f685229.tar.gz
CIFS: Implement cifs_strict_fsync
Invalidate inode mapping if we don't have at least Level II oplock in cifs_strict_fsync. Also remove filemap_write_and_wait call from cifs_fsync because it is previously called from vfs_fsync_range. Add file operations' structures for strict cache mode. Reviewed-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Pavel Shilovsky <piastryyy@gmail.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/cifsfs.h')
-rw-r--r--fs/cifs/cifsfs.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h
index 4739a53..10c4303 100644
--- a/fs/cifs/cifsfs.h
+++ b/fs/cifs/cifsfs.h
@@ -61,6 +61,7 @@ extern int cifs_rename(struct inode *, struct dentry *, struct inode *,
struct dentry *);
extern int cifs_revalidate_file(struct file *filp);
extern int cifs_revalidate_dentry(struct dentry *);
+extern void cifs_invalidate_mapping(struct inode *inode);
extern int cifs_getattr(struct vfsmount *, struct dentry *, struct kstat *);
extern int cifs_setattr(struct dentry *, struct iattr *);
@@ -72,8 +73,10 @@ 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_nobrl_ops;
-extern const struct file_operations cifs_file_direct_nobrl_ops; /* no brlocks */
+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);
@@ -83,6 +86,7 @@ extern ssize_t cifs_user_write(struct file *file, const char __user *write_data,
size_t write_size, loff_t *poffset);
extern int cifs_lock(struct file *, int, struct file_lock *);
extern int cifs_fsync(struct file *, int);
+extern int cifs_strict_fsync(struct file *, int);
extern int cifs_flush(struct file *, fl_owner_t id);
extern int cifs_file_mmap(struct file * , struct vm_area_struct *);
extern const struct file_operations cifs_dir_ops;
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