Re: [PATCH 3/3] mm/vmstat: remove unneeded return value

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On 15.07.21 14:29, Miaohe Lin wrote:
The return value of pagetypeinfo_showfree and pagetypeinfo_showblockcount
are unused now. Remove them.

Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
---
  mm/vmstat.c | 8 ++------
  1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/mm/vmstat.c b/mm/vmstat.c
index 76aef9510f6d..6246bab9fae2 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1452,7 +1452,7 @@ static void pagetypeinfo_showfree_print(struct seq_file *m,
  }
/* Print out the free pages at each order for each migatetype */
-static int pagetypeinfo_showfree(struct seq_file *m, void *arg)
+static void pagetypeinfo_showfree(struct seq_file *m, void *arg)
  {
  	int order;
  	pg_data_t *pgdat = (pg_data_t *)arg;
@@ -1464,8 +1464,6 @@ static int pagetypeinfo_showfree(struct seq_file *m, void *arg)
  	seq_putc(m, '\n');
walk_zones_in_node(m, pgdat, true, false, pagetypeinfo_showfree_print);
-
-	return 0;
  }
static void pagetypeinfo_showblockcount_print(struct seq_file *m,
@@ -1501,7 +1499,7 @@ static void pagetypeinfo_showblockcount_print(struct seq_file *m,
  }
/* Print out the number of pageblocks for each migratetype */
-static int pagetypeinfo_showblockcount(struct seq_file *m, void *arg)
+static void pagetypeinfo_showblockcount(struct seq_file *m, void *arg)
  {
  	int mtype;
  	pg_data_t *pgdat = (pg_data_t *)arg;
@@ -1512,8 +1510,6 @@ static int pagetypeinfo_showblockcount(struct seq_file *m, void *arg)
  	seq_putc(m, '\n');
  	walk_zones_in_node(m, pgdat, true, false,
  		pagetypeinfo_showblockcount_print);
-
-	return 0;
  }
/*


Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>

--
Thanks,

David / dhildenb





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