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| author |   Matthew Wilcox (Oracle) <willy@infradead.org> | 2021-03-20 16:45:15 -0400 |
|---|---|---|
| committer | Matthew Wilcox (Oracle) <willy@infradead.org> | 2021-10-18 07:49:39 -0400 |
| commit | cc24df4cd15f197676e8ba43383ba80e78a5b865 (patch) | |
| tree | 40acd99a88f6939fb20a83ec296f1506fe870b76 /mm/page-writeback.c | |
| parent | flex_proportions: Allow N events instead of 1 (diff) | |
| download | linux-dev-cc24df4cd15f197676e8ba43383ba80e78a5b865.tar.xz linux-dev-cc24df4cd15f197676e8ba43383ba80e78a5b865.zip | |
mm/writeback: Change __wb_writeout_inc() to __wb_writeout_add()
Allow for accounting N pages at once instead of one page at a time.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: David Howells <dhowells@redhat.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Diffstat (limited to 'mm/page-writeback.c')
| -rw-r--r-- | mm/page-writeback.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c index cb7387d0e77d..943cf74a76ed 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -562,12 +562,12 @@ static unsigned long wp_next_time(unsigned long cur_time) return cur_time; } -static void wb_domain_writeout_inc(struct wb_domain *dom, +static void wb_domain_writeout_add(struct wb_domain *dom, struct fprop_local_percpu *completions, - unsigned int max_prop_frac) + unsigned int max_prop_frac, long nr) { __fprop_add_percpu_max(&dom->completions, completions, - max_prop_frac, 1); + max_prop_frac, nr); /* First event after period switching was turned off? */ if (unlikely(!dom->period_time)) { /* @@ -585,18 +585,18 @@ static void wb_domain_writeout_inc(struct wb_domain *dom, * Increment @wb's writeout completion count and the global writeout * completion count. Called from test_clear_page_writeback(). */ -static inline void __wb_writeout_inc(struct bdi_writeback *wb) +static inline void __wb_writeout_add(struct bdi_writeback *wb, long nr) { struct wb_domain *cgdom; - inc_wb_stat(wb, WB_WRITTEN); - wb_domain_writeout_inc(&global_wb_domain, &wb->completions, - wb->bdi->max_prop_frac); + wb_stat_mod(wb, WB_WRITTEN, nr); + wb_domain_writeout_add(&global_wb_domain, &wb->completions, + wb->bdi->max_prop_frac, nr); cgdom = mem_cgroup_wb_domain(wb); if (cgdom) - wb_domain_writeout_inc(cgdom, wb_memcg_completions(wb), - wb->bdi->max_prop_frac); + wb_domain_writeout_add(cgdom, wb_memcg_completions(wb), + wb->bdi->max_prop_frac, nr); } void wb_writeout_inc(struct bdi_writeback *wb) @@ -604,7 +604,7 @@ void wb_writeout_inc(struct bdi_writeback *wb) unsigned long flags; local_irq_save(flags); - __wb_writeout_inc(wb); + __wb_writeout_add(wb, 1); local_irq_restore(flags); } EXPORT_SYMBOL_GPL(wb_writeout_inc); @@ -2786,7 +2786,7 @@ int test_clear_page_writeback(struct page *page) struct bdi_writeback *wb = inode_to_wb(inode); dec_wb_stat(wb, WB_WRITEBACK); - __wb_writeout_inc(wb); + __wb_writeout_add(wb, 1); if (!mapping_tagged(mapping, PAGECACHE_TAG_WRITEBACK)) wb_inode_writeback_end(wb); |