linux-kernel - [PATCH 1/2] mm: provide a print_vma_addr stub for !CONFIG

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Message-Id: <20190423163059.8820-2-hch@lst.de>
Date:   Tue, 23 Apr 2019 18:30:58 +0200
From:   Christoph Hellwig <hch@....de>
To:     linux-mm@...ck.org
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] mm: provide a print_vma_addr stub for !CONFIG_MMU

Signed-off-by: Christoph Hellwig <hch@....de>
---
 include/linux/mm.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 6b10c21630f5..969185079ae4 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2676,7 +2676,13 @@ extern int randomize_va_space;
 #endif
 
 const char * arch_vma_name(struct vm_area_struct *vma);
+#ifdef CONFIG_MMU
 void print_vma_addr(char *prefix, unsigned long rip);
+#else
+static inline void print_vma_addr(char *prefix, unsigned long rip)
+{
+}
+#endif
 
 void *sparse_buffer_alloc(unsigned long size);
 struct page *sparse_mem_map_populate(unsigned long pnum, int nid,
-- 
2.20.1