Replace ((x) >> PAGE_SHIFT) by pfn macro.
Cc: Andrew Morton <a...@linux-foundation.org>
Signed-off-by: Fabian Frederick <f...@skynet.be>
---
mm/memory_hotplug.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index a650db2..b756740 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1007,7 +1007,7 @@ static pg_data_t __ref *hotadd_new_pgdat(int nid, u64
start)
struct pglist_data *pgdat;
unsigned long zones_size[MAX_NR_ZONES] = {0};
unsigned long zholes_size[MAX_NR_ZONES] = {0};
- unsigned long start_pfn = start >> PAGE_SHIFT;
+ unsigned long start_pfn = PFN_DOWN(start);
pgdat = NODE_DATA(nid);
if (!pgdat) {
@@ -1079,7 +1079,7 @@ out:
static int check_hotplug_memory_range(u64 start, u64 size)
{
- u64 start_pfn = start >> PAGE_SHIFT;
+ u64 start_pfn = PFN_DOWN(start);
u64 nr_pages = size >> PAGE_SHIFT;
/* Memory range must be aligned with section */
--
1.8.4.5
--
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