From ff11a7ce1f0f8c1e7870de26860024b4ddbf5755 Mon Sep 17 00:00:00 2001
From: Bang Li <libang.linuxer@gmail.com>
Date: Tue, 22 Mar 2022 14:43:02 -0700
Subject: [PATCH] mm/vmalloc: fix comments about vmap_area struct
Git-commit: ff11a7ce1f0f8c1e7870de26860024b4ddbf5755
References: git-fixes
Patch-mainline: v5.18-rc1
The vmap_area_root should be in the "busy" tree and the
free_vmap_area_root should be in the "free" tree.
Link: https://lkml.kernel.org/r/20220305011510.33596-1-libang.linuxer@gmail.com
Fixes: 688fcbfc06e4 ("mm/vmalloc: modify struct vmap_area to reduce its size")
Signed-off-by: Bang Li <libang.linuxer@gmail.com>
Reviewed-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Cc: Pengfei Li <lpf.vector@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Oliver Neukum <oneukum@suse.com>
---
include/linux/vmalloc.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index 880227b9f044..05065915edd7 100644
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -80,8 +80,8 @@ struct vmap_area {
/*
* The following two variables can be packed, because
* a vmap_area object can be either:
- * 1) in "free" tree (root is vmap_area_root)
- * 2) or "busy" tree (root is free_vmap_area_root)
+ * 1) in "free" tree (root is free_vmap_area_root)
+ * 2) or "busy" tree (root is vmap_area_root)
*/
union {
unsigned long subtree_max_size; /* in "free" tree */
--
2.34.1