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authorPeter Zijlstra <peterz@infradead.org>2020-04-21 12:09:13 +0200
committerPeter Zijlstra <peterz@infradead.org>2020-06-15 14:10:24 +0200
commit94beddacb53cddb78baab6b4597195bb766d70b0 (patch)
tree9496789b3c8df27d2a6a67cdb5ee7b3edc446c2b /drivers/watchdog
parent28d2f209cd1620afaca6d0a61d1e88a269e9e875 (diff)
sched,watchdog: Convert to sched_set_fifo()
Because SCHED_FIFO is a broken scheduler model (see previous patches) take away the priority field, the kernel can't possibly make an informed decision. Effectively changes prio from 99 to 50. Cc: wim@linux-watchdog.org Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/watchdog_dev.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/watchdog/watchdog_dev.c b/drivers/watchdog/watchdog_dev.c
index 7e4cd34a8c20..b9dc2c352151 100644
--- a/drivers/watchdog/watchdog_dev.c
+++ b/drivers/watchdog/watchdog_dev.c
@@ -1144,14 +1144,13 @@ void watchdog_dev_unregister(struct watchdog_device *wdd)
int __init watchdog_dev_init(void)
{
int err;
- struct sched_param param = {.sched_priority = MAX_RT_PRIO - 1,};
watchdog_kworker = kthread_create_worker(0, "watchdogd");
if (IS_ERR(watchdog_kworker)) {
pr_err("Failed to create watchdog kworker\n");
return PTR_ERR(watchdog_kworker);
}
- sched_setscheduler(watchdog_kworker->task, SCHED_FIFO, &param);
+ sched_set_fifo(watchdog_kworker->task);
err = class_register(&watchdog_class);
if (err < 0) {