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Diffstat (limited to 'mm/page_io.c')
-rw-r--r--mm/page_io.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/mm/page_io.c b/mm/page_io.c
index 01749b99fb54..4b4ea8e49cf6 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -277,6 +277,7 @@ int swap_writepage(struct page *page, struct writeback_control *wbc)
swap_zeromap_folio_clear(folio);
}
if (zswap_store(folio)) {
+ count_mthp_stat(folio_order(folio), MTHP_STAT_ZSWPOUT);
folio_unlock(folio);
return 0;
}
@@ -296,8 +297,9 @@ static inline void count_swpout_vm_event(struct folio *folio)
count_memcg_folio_events(folio, THP_SWPOUT, 1);
count_vm_event(THP_SWPOUT);
}
- count_mthp_stat(folio_order(folio), MTHP_STAT_SWPOUT);
#endif
+ count_mthp_stat(folio_order(folio), MTHP_STAT_SWPOUT);
+ count_memcg_folio_events(folio, PSWPOUT, folio_nr_pages(folio));
count_vm_events(PSWPOUT, folio_nr_pages(folio));
}
@@ -493,6 +495,8 @@ static void sio_read_complete(struct kiocb *iocb, long ret)
for (p = 0; p < sio->pages; p++) {
struct folio *folio = page_folio(sio->bvec[p].bv_page);
+ count_mthp_stat(folio_order(folio), MTHP_STAT_SWPIN);
+ count_memcg_folio_events(folio, PSWPIN, folio_nr_pages(folio));
folio_mark_uptodate(folio);
folio_unlock(folio);
}
@@ -586,6 +590,8 @@ static void swap_read_folio_bdev_sync(struct folio *folio,
* attempt to access it in the page fault retry time check.
*/
get_task_struct(current);
+ count_mthp_stat(folio_order(folio), MTHP_STAT_SWPIN);
+ count_memcg_folio_events(folio, PSWPIN, folio_nr_pages(folio));
count_vm_events(PSWPIN, folio_nr_pages(folio));
submit_bio_wait(&bio);
__end_swap_bio_read(&bio);
@@ -601,6 +607,8 @@ static void swap_read_folio_bdev_async(struct folio *folio,
bio->bi_iter.bi_sector = swap_folio_sector(folio);
bio->bi_end_io = end_swap_bio_read;
bio_add_folio_nofail(bio, folio, folio_size(folio), 0);
+ count_mthp_stat(folio_order(folio), MTHP_STAT_SWPIN);
+ count_memcg_folio_events(folio, PSWPIN, folio_nr_pages(folio));
count_vm_events(PSWPIN, folio_nr_pages(folio));
submit_bio(bio);
}