Subject: linux-next: build failure after merge of the xarray tree

From: Stephen Rothwell <[email-masked]>
Date: Thu, 8 Oct 2020 17:55:40 +1100

Hi all,

After merging the xarray tree, today's linux-next build (x86_64
allmodconfig) failed like this:

ERROR: modpost: "xa_delete_node" [lib/test_xarray.ko] undefined!

Caused by commit

  e95150e70fe1 ("XArray: Add private interface for workingset node deletion")

I have added the following hack for today:

From: Stephen Rothwell <[email-masked]>
Date: Thu, 8 Oct 2020 17:52:11 +1100
Subject: [PATCH] XArray: export xa_delete_node()

Signed-off-by: Stephen Rothwell <[email-masked]>
---
 lib/xarray.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/xarray.c b/lib/xarray.c
index 3f0b143bfdcd..be9166b45db3 100644
--- a/lib/xarray.c
+++ b/lib/xarray.c
@@ -1993,6 +1993,7 @@ void xa_delete_node(struct xa_node *node, xa_update_node_t update)
 
 	xas_store(&xas, NULL);
 }
+EXPORT_SYMBOL(xa_delete_node);
 
 /**
  * xa_destroy() - Free all internal data structures.
-- 
2.28.0

-- 
Cheers,
Stephen Rothwell