locks: pass the cmd value to fcntl_getlk/getlk64

Once we introduce file private locks, we'll need to know what cmd value
was used, as that affects the ownership and whether a conflict would
arise.

Signed-off-by: Jeff Layton <jlayton@redhat.com>

1 files changed, 6 insertions, 4 deletions

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 5ddeb8de5e77..ae91dce8a547 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -993,12 +993,12 @@ struct file_lock {
 extern void send_sigio(struct fown_struct *fown, int fd, int band);
 
 #ifdef CONFIG_FILE_LOCKING
-extern int fcntl_getlk(struct file *, struct flock __user *);
+extern int fcntl_getlk(struct file *, unsigned int, struct flock __user *);
 extern int fcntl_setlk(unsigned int, struct file *, unsigned int,
                         struct flock __user *);
 
 #if BITS_PER_LONG == 32
-extern int fcntl_getlk64(struct file *, struct flock64 __user *);
+extern int fcntl_getlk64(struct file *, unsigned int, struct flock64 __user *);
 extern int fcntl_setlk64(unsigned int, struct file *, unsigned int,
                         struct flock64 __user *);
 #endif
@@ -1031,7 +1031,8 @@ extern int lease_modify(struct file_lock **, int);
 extern int lock_may_read(struct inode *, loff_t start, unsigned long count);
 extern int lock_may_write(struct inode *, loff_t start, unsigned long count);
 #else /* !CONFIG_FILE_LOCKING */
-static inline int fcntl_getlk(struct file *file, struct flock __user *user)
+static inline int fcntl_getlk(struct file *file, unsigned int cmd,
+                              struct flock __user *user)
 {
         return -EINVAL;
 }
@@ -1043,7 +1044,8 @@ static inline int fcntl_setlk(unsigned int fd, struct file *file,
 }
 
 #if BITS_PER_LONG == 32
-static inline int fcntl_getlk64(struct file *file, struct flock64 __user *user)
+static inline int fcntl_getlk64(struct file *file, unsigned int cmd,
+                                struct flock64 __user *user)
 {
         return -EINVAL;
 }