From cde9070d9970eef1f7ec2360586c802a16230ad8 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:50 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux driver
---
kernel/kernel/time/hrtimer.c | 32 ++------------------------------
1 files changed, 2 insertions(+), 30 deletions(-)
diff --git a/kernel/kernel/time/hrtimer.c b/kernel/kernel/time/hrtimer.c
index 3db616a..70deb2f 100644
--- a/kernel/kernel/time/hrtimer.c
+++ b/kernel/kernel/time/hrtimer.c
@@ -2024,6 +2024,7 @@
if (!timespec64_valid(&tu))
return -EINVAL;
+ current->restart_block.fn = do_no_restart_syscall;
current->restart_block.nanosleep.type = rmtp ? TT_NATIVE : TT_NONE;
current->restart_block.nanosleep.rmtp = rmtp;
return hrtimer_nanosleep(timespec64_to_ktime(tu), HRTIMER_MODE_REL,
@@ -2045,41 +2046,12 @@
if (!timespec64_valid(&tu))
return -EINVAL;
+ current->restart_block.fn = do_no_restart_syscall;
current->restart_block.nanosleep.type = rmtp ? TT_COMPAT : TT_NONE;
current->restart_block.nanosleep.compat_rmtp = rmtp;
return hrtimer_nanosleep(timespec64_to_ktime(tu), HRTIMER_MODE_REL,
CLOCK_MONOTONIC);
}
-#endif
-
-#ifdef CONFIG_PREEMPT_RT
-/*
- * Sleep for 1 ms in hope whoever holds what we want will let it go.
- */
-void cpu_chill(void)
-{
- unsigned int freeze_flag = current->flags & PF_NOFREEZE;
- struct task_struct *self = current;
- ktime_t chill_time;
-
- raw_spin_lock_irq(&self->pi_lock);
- self->saved_state = self->state;
- __set_current_state_no_track(TASK_UNINTERRUPTIBLE);
- raw_spin_unlock_irq(&self->pi_lock);
-
- chill_time = ktime_set(0, NSEC_PER_MSEC);
-
- current->flags |= PF_NOFREEZE;
- schedule_hrtimeout(&chill_time, HRTIMER_MODE_REL_HARD);
- if (!freeze_flag)
- current->flags &= ~PF_NOFREEZE;
-
- raw_spin_lock_irq(&self->pi_lock);
- __set_current_state_no_track(self->saved_state);
- self->saved_state = TASK_RUNNING;
- raw_spin_unlock_irq(&self->pi_lock);
-}
-EXPORT_SYMBOL(cpu_chill);
#endif
/*
--
Gitblit v1.6.2