From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Rostedt Subject: Re: [RFC][PATCH v3 00/33] timers: Use timer_shutdown*() before freeing timers Date: Fri, 4 Nov 2022 15:42:09 -0400 Message-ID: <20221104154209.21b26782@rorschach.local.home> References: <20221104054053.431922658@goodmis.org> <20221104192232.GA2520396@roeck-us.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20221104192232.GA2520396-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: drbd-dev-bounces-cunTk1MwBs8qoQakbn7OcQ@public.gmane.org Errors-To: drbd-dev-bounces-cunTk1MwBs8qoQakbn7OcQ@public.gmane.org To: Guenter Roeck Cc: alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org, linux-staging-cunTk1MwBs/YUNznpcFYbw@public.gmane.org, linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linaro-mm-sig-cunTk1MwBs8s++Sfvej+rw@public.gmane.org, Thomas Gleixner , linux-leds-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, drbd-dev-cunTk1MwBs8qoQakbn7OcQ@public.gmane.org, linux-s390-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-nilfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-scsi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sh-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-atm-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, linux-afs-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, lvs-devel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-acpi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, coreteam-Cap9r6Oaw4JrovVCs/uTlw@public.gmane.org, intel-wired-lan-qjLDD68F18P21nG7glBr7A@public.gmane.org, linux-input-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, tipc-discussion-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, linux-ext4-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-media-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, bridge-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, intel-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, rcu-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, openipmi-developer-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, Anna-Maria Gleixner On Fri, 4 Nov 2022 12:22:32 -0700 Guenter Roeck wrote: > Unfortunately the renaming caused some symbol conflicts. > > Global definition: timer_shutdown > > File Line > 0 time.c 93 static inline void timer_shutdown(struct clock_event_device *evt) > 1 arm_arch_timer.c 690 static __always_inline int timer_shutdown(const int access, > 2 timer-fttmr010.c 105 int (*timer_shutdown)(struct clock_event_device *evt); > 3 timer-sp804.c 158 static inline void timer_shutdown(struct clock_event_device *evt) > 4 timer.h 239 static inline int timer_shutdown(struct timer_list *timer) $ git grep '\btimer_shutdown' arch/arm/mach-spear/time.c:static inline void timer_shutdown(struct clock_event_device *evt) arch/arm/mach-spear/time.c: timer_shutdown(evt); arch/arm/mach-spear/time.c: timer_shutdown(evt); arch/arm/mach-spear/time.c: timer_shutdown(evt); drivers/clocksource/arm_arch_timer.c:static __always_inline int timer_shutdown(const int access, drivers/clocksource/arm_arch_timer.c: return timer_shutdown(ARCH_TIMER_VIRT_ACCESS, clk); drivers/clocksource/arm_arch_timer.c: return timer_shutdown(ARCH_TIMER_PHYS_ACCESS, clk); drivers/clocksource/arm_arch_timer.c: return timer_shutdown(ARCH_TIMER_MEM_VIRT_ACCESS, clk); drivers/clocksource/arm_arch_timer.c: return timer_shutdown(ARCH_TIMER_MEM_PHYS_ACCESS, clk); drivers/clocksource/timer-fttmr010.c: int (*timer_shutdown)(struct clock_event_device *evt); drivers/clocksource/timer-fttmr010.c: fttmr010->timer_shutdown(evt); drivers/clocksource/timer-fttmr010.c: fttmr010->timer_shutdown(evt); drivers/clocksource/timer-fttmr010.c: fttmr010->timer_shutdown(evt); drivers/clocksource/timer-fttmr010.c: fttmr010->timer_shutdown = ast2600_timer_shutdown; drivers/clocksource/timer-fttmr010.c: fttmr010->timer_shutdown = fttmr010_timer_shutdown; drivers/clocksource/timer-fttmr010.c: fttmr010->clkevt.set_state_shutdown = fttmr010->timer_shutdown; drivers/clocksource/timer-fttmr010.c: fttmr010->clkevt.tick_resume = fttmr010->timer_shutdown; drivers/clocksource/timer-sp804.c:static inline void timer_shutdown(struct clock_event_device *evt) drivers/clocksource/timer-sp804.c: timer_shutdown(evt); drivers/clocksource/timer-sp804.c: timer_shutdown(evt); Honestly, I think these need to be renamed, as "timer_shutdown()" should be specific to the timer code, and not individual timers. I'll start making a patch set that starts by renaming these timers, then adds the timer_shutdown() API, and finished with the trivial updates, and that will be a real "PATCH" (non RFC). Linus, should I also add any patches that has already been acked by the respective maintainer? -- Steve