linux-kernel - [PATCH] memblock tests: compiling error

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Date:   Tue, 26 Jul 2022 11:21:21 +0800
From:   Liu Xinpeng <liuxp11@...natelecom.cn>
To:     rppt@...nel.org, david@...hat.com
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        Liu Xinpeng <liuxp11@...natelecom.cn>
Subject: [PATCH] memblock tests: compiling error

memblock.o: In function `memblock_find_in_range.constprop.9':
memblock.c:(.text+0x4651): undefined reference to `pr_warn_ratelimited'
memblock.o: In function `memblock_mark_mirror':
memblock.c:(.text+0x7171): undefined reference to `mirrored_kernelcore'

Fixs: 902c2d91582 ("memblock: Disable mirror feature if kernelcore is not
specified")
Fixs: 14d9a675fd0 ("mm: Ratelimited mirrored memory related warning")

Signed-off-by: Liu Xinpeng <liuxp11@...natelecom.cn>
---
 tools/testing/memblock/internal.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/testing/memblock/internal.h b/tools/testing/memblock/internal.h
index c2a492c..cf67e6e 100644
--- a/tools/testing/memblock/internal.h
+++ b/tools/testing/memblock/internal.h
@@ -9,6 +9,9 @@
 static int memblock_debug = 1;
 #endif
 
+#define pr_warn_ratelimited(fmt, ...)    printf(fmt, ##__VA_ARGS__)
+
+bool mirrored_kernelcore = false;
 struct page {};
 
 void memblock_free_pages(struct page *page, unsigned long pfn,
-- 
1.8.3.1