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mm: remove wb_writeout_inc

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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>
This commit is contained in:
Christoph Hellwig
2026-07-10 07:10:52 +02:00
committed by Andrew Morton
parent c494788faf
commit 747beac679
2 changed files with 0 additions and 12 deletions
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2
include/linux/backing-dev.h
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@@ -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.
*/

10
mm/page-writeback.c
View File

@@ -584,16 +584,6 @@ static inline void __wb_writeout_add(struct bdi_writeback *wb, long nr)
wb->bdi->max_prop_frac, nr);
}
void wb_writeout_inc(struct bdi_writeback *wb)
{
unsigned long flags;
local_irq_save(flags);
__wb_writeout_add(wb, 1);
local_irq_restore(flags);
}
EXPORT_SYMBOL_GPL(wb_writeout_inc);
/*
* On idle system, we can be called long after we scheduled because we use
* deferred timers so count with missed periods.