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From: Dan Carpenter <error27@gmail.com>
To: Thomas Gleixner <tglx@kernel.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
	Calvin Owens <calvin@wbinvd.org>,
	Anna-Maria Behnsen <anna-maria@linutronix.de>,
	Frederic Weisbecker <frederic@kernel.org>,
	"Peter Zijlstra (Intel)" <peterz@infradead.org>,
	John Stultz <jstultz@google.com>, Stephen Boyd <sboyd@kernel.org>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	Christian Brauner <brauner@kernel.org>, Jan Kara <jack@suse.cz>,
	linux-fsdevel@vger.kernel.org, Sebastian Reichel <sre@kernel.org>,
	linux-pm@vger.kernel.org, Pablo Neira Ayuso <pablo@netfilter.org>,
	Florian Westphal <fw@strlen.de>, Phil Sutter <phil@nwl.cc>,
	netfilter-devel@vger.kernel.org, coreteam@netfilter.org
Subject: Re: [patch V2 01/11] hrtimer: Provide hrtimer_start_range_ns_user()
Date: Tue, 12 May 2026 11:06:06 +0300	[thread overview]
Message-ID: <agLfbp9yEiQlTYYl@stanley.mountain> (raw)
In-Reply-To: <20260408114951.995031895@kernel.org>

On Wed, Apr 08, 2026 at 01:53:46PM +0200, Thomas Gleixner wrote:
> +enum {
> +	HRTIMER_REPROGRAM_NONE,
> +	HRTIMER_REPROGRAM,
> +	HRTIMER_REPROGRAM_FORCE,
> +};
> +
>  static bool __hrtimer_start_range_ns(struct hrtimer *timer, ktime_t tim, u64 delta_ns,
>  				     const enum hrtimer_mode mode, struct hrtimer_clock_base *base)

The return type for this function needs to changed from bool to
enum whatever...  Otherwise HRTIMER_REPROGRAM and HRTIMER_REPROGRAM_FORCE
are both just true.

>  {
> @@ -1410,7 +1416,7 @@ static bool __hrtimer_start_range_ns(str
>  	/* If a deferred rearm is pending skip reprogramming the device */
>  	if (cpu_base->deferred_rearm) {
>  		cpu_base->deferred_needs_update = true;
> -		return false;
> +		return HRTIMER_REPROGRAM_NONE;
>  	}
>  
>  	if (!was_first || cpu_base != this_cpu_base) {
> @@ -1423,7 +1429,7 @@ static bool __hrtimer_start_range_ns(str
>  		 * callbacks.
>  		 */
>  		if (likely(hrtimer_base_is_online(this_cpu_base)))
> -			return first;
> +			return first ? HRTIMER_REPROGRAM : HRTIMER_REPROGRAM_NONE;

regards,
dan carpenter


  parent reply	other threads:[~2026-05-12  8:06 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-08 11:53 [patch V2 00/11] hrtimers: Prevent hrtimer interrupt starvation Thomas Gleixner
2026-04-08 11:53 ` [patch V2 01/11] hrtimer: Provide hrtimer_start_range_ns_user() Thomas Gleixner
2026-04-08 16:53   ` Frederic Weisbecker
2026-05-12  8:06   ` Dan Carpenter [this message]
2026-04-08 11:53 ` [patch V2 02/11] hrtimer: Use hrtimer_start_expires_user() for hrtimer sleepers Thomas Gleixner
2026-04-08 20:41   ` Frederic Weisbecker
2026-04-08 11:53 ` [patch V2 03/11] posix-timers: Expand timer_[re]arm() callbacks with a boolean return value Thomas Gleixner
2026-04-09  9:28   ` Frederic Weisbecker
2026-04-08 11:54 ` [patch V2 04/11] posix-timers: Handle the timer_[re]arm() " Thomas Gleixner
2026-04-09 15:49   ` Frederic Weisbecker
2026-04-08 11:54 ` [patch V2 05/11] posix-timers: Switch to hrtimer_start_expires_user() Thomas Gleixner
2026-04-10 10:20   ` Frederic Weisbecker
2026-04-08 11:54 ` [patch V2 06/11] alarmtimer: Provide alarm_start_timer() Thomas Gleixner
2026-04-10 12:45   ` Frederic Weisbecker
2026-04-08 11:54 ` [patch V2 07/11] alarmtimer: Convert posix timer functions to alarm_start_timer() Thomas Gleixner
2026-04-10 12:37   ` Frederic Weisbecker
2026-04-08 11:54 ` [patch V2 08/11] fs/timerfd: Use the new alarm/hrtimer functions Thomas Gleixner
2026-04-10 13:46   ` Frederic Weisbecker
2026-04-08 11:54 ` [patch V2 09/11] power: supply: charger-manager: Switch to alarm_start_timer() Thomas Gleixner
2026-04-09 19:20   ` Sebastian Reichel
2026-04-08 11:54 ` [patch V2 10/11] netfilter: xt_IDLETIMER: " Thomas Gleixner
2026-04-08 11:54 ` [patch V2 11/11] alarmtimer: Remove unused interfaces Thomas Gleixner
2026-04-14 14:27   ` Frederic Weisbecker

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