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Diffstat (limited to 'io_uring/fdinfo.c')
-rw-r--r--io_uring/fdinfo.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/io_uring/fdinfo.c b/io_uring/fdinfo.c
index ff3364531c77..294c75a8a3bd 100644
--- a/io_uring/fdinfo.c
+++ b/io_uring/fdinfo.c
@@ -59,7 +59,6 @@ static void __io_uring_show_fdinfo(struct io_ring_ctx *ctx, struct seq_file *m)
{
struct io_overflow_cqe *ocqe;
struct io_rings *r = ctx->rings;
- struct rusage sq_usage;
unsigned int sq_mask = ctx->sq_entries - 1, cq_mask = ctx->cq_entries - 1;
unsigned int sq_head = READ_ONCE(r->sq.head);
unsigned int sq_tail = READ_ONCE(r->sq.tail);
@@ -152,14 +151,15 @@ static void __io_uring_show_fdinfo(struct io_ring_ctx *ctx, struct seq_file *m)
* thread termination.
*/
if (tsk) {
+ u64 usec;
+
get_task_struct(tsk);
rcu_read_unlock();
- getrusage(tsk, RUSAGE_SELF, &sq_usage);
+ usec = io_sq_cpu_usec(tsk);
put_task_struct(tsk);
sq_pid = sq->task_pid;
sq_cpu = sq->sq_cpu;
- sq_total_time = (sq_usage.ru_stime.tv_sec * 1000000
- + sq_usage.ru_stime.tv_usec);
+ sq_total_time = usec;
sq_work_time = sq->work_time;
} else {
rcu_read_unlock();