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-rw-r--r--block/ll_rw_blk.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c
index 4f83fd922377..785e61c9a810 100644
--- a/block/ll_rw_blk.c
+++ b/block/ll_rw_blk.c
@@ -25,6 +25,7 @@
#include <linux/slab.h>
#include <linux/swap.h>
#include <linux/writeback.h>
+#include <linux/task_io_accounting_ops.h>
#include <linux/interrupt.h>
#include <linux/cpu.h>
#include <linux/blktrace_api.h>
@@ -3235,10 +3236,12 @@ void submit_bio(int rw, struct bio *bio)
BIO_BUG_ON(!bio->bi_size);
BIO_BUG_ON(!bio->bi_io_vec);
bio->bi_rw |= rw;
- if (rw & WRITE)
+ if (rw & WRITE) {
count_vm_events(PGPGOUT, count);
- else
+ } else {
+ task_io_account_read(bio->bi_size);
count_vm_events(PGPGIN, count);
+ }
if (unlikely(block_dump)) {
char b[BDEVNAME_SIZE];