+ mm-vmallocc-fix-unused-function-warning.patch added to -mm tree

+ mm-vmallocc-fix-unused-function-warning.patch added to -mm tree

[Andrew Morton]

The patch titled
     Subject: mm/vmalloc.c: fix "unused function" warning
has been added to the -mm tree.  Its filename is
     mm-vmallocc-fix-unused-function-warning.patch

This patch should soon appear at
    https://ozlabs.org/~akpm/mmots/broken-out/mm-vmallocc-fix-unused-function-warning.patch
and later at
    https://ozlabs.org/~akpm/mmotm/broken-out/mm-vmallocc-fix-unused-function-warning.patch

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------------------------------------------------------
From: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Subject: mm/vmalloc.c: fix "unused function" warning

compute_subtree_max_size() is unused, when building with
DEBUG_AUGMENT_PROPAGATE_CHECK=y.

mm/vmalloc.c:785:1: warning: unused function 'compute_subtree_max_size'
[-Wunused-function].

Link: https://lkml.kernel.org/r/20220129034652.75359-1-jiapeng.chong@linux.alibaba.com
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/vmalloc.c |   22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

--- a/mm/vmalloc.c~mm-vmallocc-fix-unused-function-warning
+++ a/mm/vmalloc.c
@@ -776,17 +776,6 @@ get_subtree_max_size(struct rb_node *nod
 	return va ? va->subtree_max_size : 0;
 }
 
-/*
- * Gets called when remove the node and rotate.
- */
-static __always_inline unsigned long
-compute_subtree_max_size(struct vmap_area *va)
-{
-	return max3(va_size(va),
-		get_subtree_max_size(va->rb_node.rb_left),
-		get_subtree_max_size(va->rb_node.rb_right));
-}
-
 RB_DECLARE_CALLBACKS_MAX(static, free_vmap_area_rb_augment_cb,
 	struct vmap_area, rb_node, unsigned long, subtree_max_size, va_size)
 
@@ -978,6 +967,17 @@ unlink_va(struct vmap_area *va, struct r
 }
 
 #if DEBUG_AUGMENT_PROPAGATE_CHECK
+/*
+ * Gets called when remove the node and rotate.
+ */
+static __always_inline unsigned long
+compute_subtree_max_size(struct vmap_area *va)
+{
+	return max3(va_size(va),
+		get_subtree_max_size(va->rb_node.rb_left),
+		get_subtree_max_size(va->rb_node.rb_right));
+}
+
 static void
 augment_tree_propagate_check(void)
 {
_

Patches currently in -mm which might be from jiapeng.chong@linux.alibaba.com are

mm-vmallocc-fix-unused-function-warning.patch