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[v3,15/17] memblock: remove unused memblock_mem_size()

Message ID 20200818151634.14343-16-rppt@kernel.org
State New
Headers show
Series memblock: seasonal cleaning^w cleanup | expand

Commit Message

Mike Rapoport Aug. 18, 2020, 3:16 p.m. UTC
From: Mike Rapoport <rppt@linux.ibm.com>

The only user of memblock_mem_size() was x86 setup code, it is gone now and
memblock_mem_size() funciton can be removed.

Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Reviewed-by: Baoquan He <bhe@redhat.com>
---
 include/linux/memblock.h |  1 -
 mm/memblock.c            | 15 ---------------
 2 files changed, 16 deletions(-)
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Patch

diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index 27c3b84d1615..15ed119701c1 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -481,7 +481,6 @@  static inline bool memblock_bottom_up(void)
 
 phys_addr_t memblock_phys_mem_size(void);
 phys_addr_t memblock_reserved_size(void);
-phys_addr_t memblock_mem_size(unsigned long limit_pfn);
 phys_addr_t memblock_start_of_DRAM(void);
 phys_addr_t memblock_end_of_DRAM(void);
 void memblock_enforce_memory_limit(phys_addr_t memory_limit);
diff --git a/mm/memblock.c b/mm/memblock.c
index 567e454ce0a1..eb4f866bea34 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -1657,21 +1657,6 @@  phys_addr_t __init_memblock memblock_reserved_size(void)
 	return memblock.reserved.total_size;
 }
 
-phys_addr_t __init memblock_mem_size(unsigned long limit_pfn)
-{
-	unsigned long pages = 0;
-	unsigned long start_pfn, end_pfn;
-	int i;
-
-	for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, NULL) {
-		start_pfn = min_t(unsigned long, start_pfn, limit_pfn);
-		end_pfn = min_t(unsigned long, end_pfn, limit_pfn);
-		pages += end_pfn - start_pfn;
-	}
-
-	return PFN_PHYS(pages);
-}
-
 /* lowest address */
 phys_addr_t __init_memblock memblock_start_of_DRAM(void)
 {