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Subject[PATCH v6 02/10] mm/memmap_init: Update variable name in memmap_init_zone
Date
From: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>

The third argument is actually number of pages. Changes the variable name
from size to nr_pages to indicate this better.

No functional change in this patch.

Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Oscar Salvador <osalvador@suse.de>
Cc: Mel Gorman <mgorman@techsingularity.net>
Cc: Mike Rapoport <rppt@linux.ibm.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Alexander Duyck <alexander.h.duyck@linux.intel.com>
Cc: Pavel Tatashin <pavel.tatashin@microsoft.com>
Cc: Alexander Potapenko <glider@google.com>
Reviewed-by: Pankaj Gupta <pagupta@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
---
mm/page_alloc.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 15c2050c629b..b0b2d5464000 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5936,10 +5936,10 @@ void __meminit memmap_init_zone(unsigned long size, int nid, unsigned long zone,
#ifdef CONFIG_ZONE_DEVICE
void __ref memmap_init_zone_device(struct zone *zone,
unsigned long start_pfn,
- unsigned long size,
+ unsigned long nr_pages,
struct dev_pagemap *pgmap)
{
- unsigned long pfn, end_pfn = start_pfn + size;
+ unsigned long pfn, end_pfn = start_pfn + nr_pages;
struct pglist_data *pgdat = zone->zone_pgdat;
struct vmem_altmap *altmap = pgmap_altmap(pgmap);
unsigned long zone_idx = zone_idx(zone);
@@ -5956,7 +5956,7 @@ void __ref memmap_init_zone_device(struct zone *zone,
*/
if (altmap) {
start_pfn = altmap->base_pfn + vmem_altmap_offset(altmap);
- size = end_pfn - start_pfn;
+ nr_pages = end_pfn - start_pfn;
}

for (pfn = start_pfn; pfn < end_pfn; pfn++) {
@@ -6003,7 +6003,7 @@ void __ref memmap_init_zone_device(struct zone *zone,
}

pr_info("%s initialised %lu pages in %ums\n", __func__,
- size, jiffies_to_msecs(jiffies - start));
+ nr_pages, jiffies_to_msecs(jiffies - start));
}

#endif
--
2.21.0
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