Expose for_each_present_section_nr() to be used by drivers/base/memory
in the next patch.
No functional changes intended.
Signed-off-by: Gavin Shan <gshan@xxxxxxxxxx>
---
include/linux/mmzone.h | 5 +++++
mm/sparse.c | 5 -----
2 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 9540b41894da..0f6646da34d7 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -2097,6 +2097,11 @@ static inline unsigned long next_present_section_nr(unsigned long section_nr)
return -1;
}
+#define for_each_present_section_nr(start, section_nr) \
+ for (section_nr = next_present_section_nr(start - 1); \
+ section_nr != -1; \
+ section_nr = next_present_section_nr(section_nr))
+
/*
* These are _only_ used during initialisation, therefore they
* can use __initdata ... They could have names to indicate
diff --git a/mm/sparse.c b/mm/sparse.c
index 133b033d0cba..fe77d523ab8d 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -170,11 +170,6 @@ static void __section_mark_present(struct mem_section *ms,
ms->section_mem_map |= SECTION_MARKED_PRESENT;
}
-#define for_each_present_section_nr(start, section_nr) \
- for (section_nr = next_present_section_nr(start-1); \
- section_nr != -1; \
- section_nr = next_present_section_nr(section_nr))
-
static inline unsigned long first_present_section_nr(void)
{
return next_present_section_nr(-1);
--
2.48.1
