2019-06-10 22:18:07

by Christoph Hellwig

Subject: [PATCH 01/17] mm: provide a print_vma_addr stub for !CONFIG_MMU

Signed-off-by: Christoph Hellwig <[email protected]>
---
include/linux/mm.h | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/include/linux/mm.h b/include/linux/mm.h
index dd0b5f4e1e45..69843ee0c5f8 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2756,7 +2756,13 @@ 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

2019-06-11 10:13:16

by Vladimir Murzin

Subject: Re: [PATCH 01/17] mm: provide a print_vma_addr stub for !CONFIG_MMU

On 6/10/19 11:16 PM, Christoph Hellwig wrote:
> Signed-off-by: Christoph Hellwig <[email protected]>
> ---
> include/linux/mm.h | 6 ++++++
> 1 file changed, 6 insertions(+)

FWIW:

Reviewed-by: Vladimir Murzin <[email protected]>

>
> diff --git a/include/linux/mm.h b/include/linux/mm.h
> index dd0b5f4e1e45..69843ee0c5f8 100644
> --- a/include/linux/mm.h
> +++ b/include/linux/mm.h
> @@ -2756,7 +2756,13 @@ 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,
>