All callers hand in 'current' and that's the only task pointer which actually makes sense. Remove the task argument and set current in the function.
Signed-off-by: Thomas Gleixner <t...@linutronix.de> --- block/blk-mq.c | 2 +- drivers/staging/android/vsoc.c | 2 +- include/linux/hrtimer.h | 3 +-- include/linux/wait.h | 2 +- kernel/futex.c | 2 +- kernel/time/hrtimer.c | 8 ++++---- net/core/pktgen.c | 2 +- 7 files changed, 10 insertions(+), 11 deletions(-) --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -3418,7 +3418,7 @@ static bool blk_mq_poll_hybrid_sleep(str hrtimer_init_on_stack(&hs.timer, CLOCK_MONOTONIC, mode); hrtimer_set_expires(&hs.timer, kt); - hrtimer_init_sleeper(&hs, current); + hrtimer_init_sleeper(&hs); do { if (blk_mq_rq_state(rq) == MQ_RQ_COMPLETE) break; --- a/drivers/staging/android/vsoc.c +++ b/drivers/staging/android/vsoc.c @@ -442,7 +442,7 @@ static int handle_vsoc_cond_wait(struct hrtimer_set_expires_range_ns(&to->timer, wake_time, current->timer_slack_ns); - hrtimer_init_sleeper(to, current); + hrtimer_init_sleeper(to); } while (1) { --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -463,8 +463,7 @@ extern long hrtimer_nanosleep(const stru const enum hrtimer_mode mode, const clockid_t clockid); -extern void hrtimer_init_sleeper(struct hrtimer_sleeper *sl, - struct task_struct *tsk); +extern void hrtimer_init_sleeper(struct hrtimer_sleeper *sl); extern int schedule_hrtimeout_range(ktime_t *expires, u64 delta, const enum hrtimer_mode mode); --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -489,7 +489,7 @@ do { \ struct hrtimer_sleeper __t; \ \ hrtimer_init_on_stack(&__t.timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); \ - hrtimer_init_sleeper(&__t, current); \ + hrtimer_init_sleeper(&__t); \ if ((timeout) != KTIME_MAX) \ hrtimer_start_range_ns(&__t.timer, timeout, \ current->timer_slack_ns, \ --- a/kernel/futex.c +++ b/kernel/futex.c @@ -490,7 +490,7 @@ futex_setup_timer(ktime_t *time, struct hrtimer_init_on_stack(&timeout->timer, (flags & FLAGS_CLOCKRT) ? CLOCK_REALTIME : CLOCK_MONOTONIC, HRTIMER_MODE_ABS); - hrtimer_init_sleeper(timeout, current); + hrtimer_init_sleeper(timeout); /* * If range_ns is 0, calling hrtimer_set_expires_range_ns() is --- a/kernel/time/hrtimer.c +++ b/kernel/time/hrtimer.c @@ -1639,10 +1639,10 @@ static enum hrtimer_restart hrtimer_wake return HRTIMER_NORESTART; } -void hrtimer_init_sleeper(struct hrtimer_sleeper *sl, struct task_struct *task) +void hrtimer_init_sleeper(struct hrtimer_sleeper *sl) { sl->timer.function = hrtimer_wakeup; - sl->task = task; + sl->task = current; } EXPORT_SYMBOL_GPL(hrtimer_init_sleeper); @@ -1669,7 +1669,7 @@ static int __sched do_nanosleep(struct h { struct restart_block *restart; - hrtimer_init_sleeper(t, current); + hrtimer_init_sleeper(t); do { set_current_state(TASK_INTERRUPTIBLE); @@ -1930,7 +1930,7 @@ schedule_hrtimeout_range_clock(ktime_t * hrtimer_init_on_stack(&t.timer, clock_id, mode); hrtimer_set_expires_range_ns(&t.timer, *expires, delta); - hrtimer_init_sleeper(&t, current); + hrtimer_init_sleeper(&t); hrtimer_start_expires(&t.timer, mode); --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -2171,7 +2171,7 @@ static void spin(struct pktgen_dev *pkt_ } while (ktime_compare(end_time, spin_until) < 0); } else { /* see do_nanosleep */ - hrtimer_init_sleeper(&t, current); + hrtimer_init_sleeper(&t); do { set_current_state(TASK_INTERRUPTIBLE); hrtimer_start_expires(&t.timer, HRTIMER_MODE_ABS);