mm: vmalloc: rename adjust_va_to_fit_type() function

This patch renames the adjust_va_to_fit_type() function to va_clip() which
is shorter and more expressive.

There is no a functional change as a result of this patch.

Link: https://lkml.kernel.org/r/20240102184633.748113-3-urezki@gmail.comSigned-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Reviewed-by: Baoquan He <bhe@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Lorenzo Stoakes <lstoakes@gmail.com>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Joel Fernandes (Google) <joel@joelfernandes.org>
Cc: Kazuhito Hagio <k-hagio-ab@nec.com>
Cc: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Oleksiy Avramchenko <oleksiy.avramchenko@sony.com>
Cc: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

mm/vmalloc.c

@@ -1382,9 +1382,9 @@ classify_va_fit_type(struct vmap_area *va,
 }
 
 static __always_inline int
-adjust_va_to_fit_type(struct rb_root *root, struct list_head *head,
-		      struct vmap_area *va, unsigned long nva_start_addr,
-		      unsigned long size)
+va_clip(struct rb_root *root, struct list_head *head,
+		struct vmap_area *va, unsigned long nva_start_addr,
+		unsigned long size)
 {
 	struct vmap_area *lva = NULL;
 	enum fit_type type = classify_va_fit_type(va, nva_start_addr, size);
@@ -1500,7 +1500,7 @@ va_alloc(struct vmap_area *va,
 		return vend;
 
 	/* Update the free vmap_area. */
-	ret = adjust_va_to_fit_type(root, head, va, nva_start_addr, size);
+	ret = va_clip(root, head, va, nva_start_addr, size);
 	if (WARN_ON_ONCE(ret))
 		return vend;
 
@@ -4155,9 +4155,8 @@ struct vm_struct **pcpu_get_vm_areas(const unsigned long *offsets,
 			/* It is a BUG(), but trigger recovery instead. */
 			goto recovery;
 
-		ret = adjust_va_to_fit_type(&free_vmap_area_root,
-					    &free_vmap_area_list,
-					    va, start, size);
+		ret = va_clip(&free_vmap_area_root,
+			&free_vmap_area_list, va, start, size);
 		if (WARN_ON_ONCE(unlikely(ret)))
 			/* It is a BUG(), but trigger recovery instead. */
 			goto recovery;