From 7da3d6d0a29b41bec96a4dc80324c21681fa21c0 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Fri, 10 Jul 2026 07:10:52 +0200
Subject: mm: remove wb_writeout_inc

Remove this entirely unused but exported function.

Link: https://lore.kernel.org/20260710051052.1839523-1-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Acked-by: SJ Park <sj@kernel.org>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
 include/linux/backing-dev.h | 2 --
 1 file changed, 2 deletions(-)

(limited to 'include/linux/backing-dev.h')

diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index 5b7d12b40d5e..c2284466e7aa 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -76,8 +76,6 @@ static inline s64 wb_stat_sum(struct bdi_writeback *wb, enum wb_stat_item item)
 	return percpu_counter_sum_positive(&wb->stat[item]);
 }
 
-extern void wb_writeout_inc(struct bdi_writeback *wb);
-
 /*
  * maximal error of a stat counter.
  */
-- 
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