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From:   Baoquan He <bhe@redhat.com>
To:     linux-kernel@vger.kernel.org
Cc:     linux-mm@kvack.org, akpm@linux-foundation.org,
        iamjoonsoo.kim@lge.com, hannes@cmpxchg.org, mhocko@kernel.org,
        vbabka@suse.cz, bhe@redhat.com
Subject: [PATCH 5/5] mm/vmstat.c: remove the useless code
Date:   Tue, 24 Mar 2020 22:22:29 +0800
Message-Id: <20200324142229.12028-6-bhe@redhat.com>
In-Reply-To: <20200324142229.12028-1-bhe@redhat.com>
References: <20200324142229.12028-1-bhe@redhat.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

No one calls is_zone_first_populated(), remove it.

Signed-off-by: Baoquan He <bhe@redhat.com>
---
 mm/vmstat.c | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/mm/vmstat.c b/mm/vmstat.c
index 4bbf9be786da..7097eb99f30d 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1548,20 +1548,6 @@ static const struct seq_operations pagetypeinfo_op = {
 	.show	= pagetypeinfo_show,
 };
 
-static bool is_zone_first_populated(pg_data_t *pgdat, struct zone *zone)
-{
-	int zid;
-
-	for (zid = 0; zid < MAX_NR_ZONES; zid++) {
-		struct zone *compare = &pgdat->node_zones[zid];
-
-		if (populated_zone(compare))
-			return zone == compare;
-	}
-
-	return false;
-}
-
 static void zoneinfo_show_print(struct seq_file *m, pg_data_t *pgdat,
 							struct zone *zone)
 {
-- 
2.17.2