[CIFS] Fix lease break for writes

On lease break we were breaking to readonly leases always
even if write requested.  Also removed experimental
ifdef around setlease code

Signed-off-by: Steve French <sfrench@us.ibm.com>

3 files changed, 3 insertions, 17 deletions

diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 440e98ca01e3..80a93562b47a 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -645,7 +645,6 @@ static loff_t cifs_llseek(struct file *file, loff_t offset, int origin)
         return generic_file_llseek_unlocked(file, offset, origin);
 }
 
-#ifdef CONFIG_CIFS_EXPERIMENTAL
 static int cifs_setlease(struct file *file, long arg, struct file_lock **lease)
 {
         /* note that this is called by vfs setlease with the BKL held
@@ -674,7 +673,6 @@ static int cifs_setlease(struct file *file, long arg, struct file_lock **lease)
         else
                 return -EAGAIN;
 }
-#endif
 
 struct file_system_type cifs_fs_type = {
         .owner = THIS_MODULE,
@@ -751,10 +749,7 @@ const struct file_operations cifs_file_ops = {
 #ifdef CONFIG_CIFS_POSIX
         .unlocked_ioctl = cifs_ioctl,
 #endif /* CONFIG_CIFS_POSIX */
-
-#ifdef CONFIG_CIFS_EXPERIMENTAL
         .setlease = cifs_setlease,
-#endif /* CONFIG_CIFS_EXPERIMENTAL */
 };
 
 const struct file_operations cifs_file_direct_ops = {
@@ -773,9 +768,7 @@ const struct file_operations cifs_file_direct_ops = {
         .unlocked_ioctl  = cifs_ioctl,
 #endif /* CONFIG_CIFS_POSIX */
         .llseek = cifs_llseek,
-#ifdef CONFIG_CIFS_EXPERIMENTAL
         .setlease = cifs_setlease,
-#endif /* CONFIG_CIFS_EXPERIMENTAL */
 };
 const struct file_operations cifs_file_nobrl_ops = {
         .read = do_sync_read,
@@ -792,10 +785,7 @@ const struct file_operations cifs_file_nobrl_ops = {
 #ifdef CONFIG_CIFS_POSIX
         .unlocked_ioctl = cifs_ioctl,
 #endif /* CONFIG_CIFS_POSIX */
-
-#ifdef CONFIG_CIFS_EXPERIMENTAL
         .setlease = cifs_setlease,
-#endif /* CONFIG_CIFS_EXPERIMENTAL */
 };
 
 const struct file_operations cifs_file_direct_nobrl_ops = {
@@ -813,9 +803,7 @@ const struct file_operations cifs_file_direct_nobrl_ops = {
         .unlocked_ioctl  = cifs_ioctl,
 #endif /* CONFIG_CIFS_POSIX */
         .llseek = cifs_llseek,
-#ifdef CONFIG_CIFS_EXPERIMENTAL
         .setlease = cifs_setlease,
-#endif /* CONFIG_CIFS_EXPERIMENTAL */
 };
 
 const struct file_operations cifs_dir_ops = {
diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h
index dac76022c5fe..0242ff9cbf41 100644
--- a/fs/cifs/cifsfs.h
+++ b/fs/cifs/cifsfs.h
@@ -114,5 +114,5 @@ extern long cifs_ioctl(struct file *filep, unsigned int cmd, unsigned long arg);
 extern const struct export_operations cifs_export_ops;
 #endif /* EXPERIMENTAL */
 
-#define CIFS_VERSION   "1.63"
+#define CIFS_VERSION   "1.64"
 #endif                          /* _CIFSFS_H */
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 5f1f7682256b..d53d6308bf3a 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -2306,12 +2306,10 @@ cifs_oplock_break(struct slow_work *work)
         int rc, waitrc = 0;
 
         if (inode && S_ISREG(inode->i_mode)) {
-#ifdef CONFIG_CIFS_EXPERIMENTAL
-                if (cinode->clientCanCacheAll == 0)
+                if (cinode->clientCanCacheRead)
                         break_lease(inode, O_RDONLY);
-                else if (cinode->clientCanCacheRead == 0)
+                else
                         break_lease(inode, O_WRONLY);
-#endif
                 rc = filemap_fdatawrite(inode->i_mapping);
                 if (cinode->clientCanCacheRead == 0) {
                         waitrc = filemap_fdatawait(inode->i_mapping);