fuse: {io-uring} Make hash-list req unique finding functions non-static

fuse-over-io-uring uses existing functions to find requests based
on their unique id - make these functions non-static.

Signed-off-by: Bernd Schubert <[email protected]>
Reviewed-by: Joanne Koong <[email protected]>
Reviewed-by: Luis Henriques <[email protected]>
Signed-off-by: Miklos Szeredi <[email protected]>

Author: bsbernd

fs/fuse/dev.c

@@ -220,7 +220,7 @@ u64 fuse_get_unique(struct fuse_iqueue *fiq)
 }
 EXPORT_SYMBOL_GPL(fuse_get_unique);
 
-static unsigned int fuse_req_hash(u64 unique)
+unsigned int fuse_req_hash(u64 unique)
 {
 	return hash_long(unique & ~FUSE_INT_REQ_BIT, FUSE_PQ_HASH_BITS);
 }
@@ -1910,7 +1910,7 @@ static int fuse_notify(struct fuse_conn *fc, enum fuse_notify_code code,
 }
 
 /* Look up request on processing list by unique ID */
-static struct fuse_req *request_find(struct fuse_pqueue *fpq, u64 unique)
+struct fuse_req *fuse_request_find(struct fuse_pqueue *fpq, u64 unique)
 {
 	unsigned int hash = fuse_req_hash(unique);
 	struct fuse_req *req;
@@ -1994,7 +1994,7 @@ static ssize_t fuse_dev_do_write(struct fuse_dev *fud,
 	spin_lock(&fpq->lock);
 	req = NULL;
 	if (fpq->connected)
-		req = request_find(fpq, oh.unique & ~FUSE_INT_REQ_BIT);
+		req = fuse_request_find(fpq, oh.unique & ~FUSE_INT_REQ_BIT);
 
 	err = -ENOENT;
 	if (!req) {

fs/fuse/fuse_dev_i.h

@@ -14,6 +14,8 @@
 
 struct fuse_arg;
 struct fuse_args;
+struct fuse_pqueue;
+struct fuse_req;
 
 struct fuse_copy_state {
 	int write;
@@ -42,6 +44,9 @@ static inline struct fuse_dev *fuse_get_dev(struct file *file)
 	return READ_ONCE(file->private_data);
 }
 
+unsigned int fuse_req_hash(u64 unique);
+struct fuse_req *fuse_request_find(struct fuse_pqueue *fpq, u64 unique);
+
 void fuse_dev_end_requests(struct list_head *head);
 
 void fuse_copy_init(struct fuse_copy_state *cs, int write,

fs/fuse/fuse_i.h

@@ -1237,6 +1237,11 @@ void fuse_change_entry_timeout(struct dentry *entry, struct fuse_entry_out *o);
  */
 struct fuse_conn *fuse_conn_get(struct fuse_conn *fc);
 
+/**
+ * Initialize the fuse processing queue
+ */
+void fuse_pqueue_init(struct fuse_pqueue *fpq);
+
 /**
  * Initialize fuse_conn
  */

fs/fuse/inode.c

@@ -938,7 +938,7 @@ static void fuse_iqueue_init(struct fuse_iqueue *fiq,
 	fiq->priv = priv;
 }
 
-static void fuse_pqueue_init(struct fuse_pqueue *fpq)
+void fuse_pqueue_init(struct fuse_pqueue *fpq)
 {
 	unsigned int i;