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-rw-r--r--mm/memblock.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/mm/memblock.c b/mm/memblock.c
index 97fa87541b5f..2e25d69739e0 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -1941,14 +1941,13 @@ static void __init free_unused_memmap(void)
* due to SPARSEMEM sections which aren't present.
*/
start = min(start, ALIGN(prev_end, PAGES_PER_SECTION));
-#else
+#endif
/*
* Align down here since many operations in VM subsystem
* presume that there are no holes in the memory map inside
* a pageblock
*/
start = round_down(start, pageblock_nr_pages);
-#endif
/*
* If we had a previous bank, and there is a space
@@ -1966,8 +1965,10 @@ static void __init free_unused_memmap(void)
}
#ifdef CONFIG_SPARSEMEM
- if (!IS_ALIGNED(prev_end, PAGES_PER_SECTION))
+ if (!IS_ALIGNED(prev_end, PAGES_PER_SECTION)) {
+ prev_end = ALIGN(end, pageblock_nr_pages);
free_memmap(prev_end, ALIGN(prev_end, PAGES_PER_SECTION));
+ }
#endif
}