Merge tag 'docs-5.17-2' of git://git.lwn.net/linux

[linux-2.6-microblaze.git] / mm / page_io.c

diff --git a/mm/page_io.c b/mm/page_io.c
index 9725c7e..0bf8e40 100644 (file)
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -25,6 +25,7 @@
 #include <linux/psi.h>
 #include <linux/uio.h>
 #include <linux/sched/task.h>
+#include <linux/delayacct.h>
 
 void end_swap_bio_write(struct bio *bio)
 {
@@ -370,6 +371,7 @@ int swap_readpage(struct page *page, bool synchronous)
         * significant part of overall IO time.
         */
        psi_memstall_enter(&pflags);
+       delayacct_swapin_start();
 
        if (frontswap_load(page) == 0) {
                SetPageUptodate(page);
@@ -432,6 +434,7 @@ int swap_readpage(struct page *page, bool synchronous)
 
 out:
        psi_memstall_leave(&pflags);
+       delayacct_swapin_end();
        return ret;
 }