mmzone: clean code by removing unused macro parameter

Previously 'for_next_zone_zonelist_nodemask' macro parameter 'zlist' was
unused so this patch removes it.

Signed-off-by: Mateusz Nosek <mateusznosek0@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Link: https://lkml.kernel.org/r/20200917211906.30059-1-mateusznosek0@gmail.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 927bd7e..c27fb1f 100644 (file)
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -1116,7 +1116,7 @@ static inline struct zoneref *first_zones_zonelist(struct zonelist *zonelist,
                z = next_zones_zonelist(++z, highidx, nodemask),        \
                        zone = zonelist_zone(z))
 
-#define for_next_zone_zonelist_nodemask(zone, z, zlist, highidx, nodemask) \
+#define for_next_zone_zonelist_nodemask(zone, z, highidx, nodemask) \
        for (zone = z->zone;    \
                zone;                                                   \
                z = next_zones_zonelist(++z, highidx, nodemask),        \

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index a105c65..6263a97 100644 (file)
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -3741,8 +3741,8 @@ retry:
         */
        no_fallback = alloc_flags & ALLOC_NOFRAGMENT;
        z = ac->preferred_zoneref;
-       for_next_zone_zonelist_nodemask(zone, z, ac->zonelist,
-                                       ac->highest_zoneidx, ac->nodemask) {
+       for_next_zone_zonelist_nodemask(zone, z, ac->highest_zoneidx,
+                                       ac->nodemask) {
                struct page *page;
                unsigned long mark;