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Fri, 04 Nov 2022 13:42:01 -0700 (PDT) Received: from server.roeck-us.net ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id a9-20020a544e09000000b00359ad661d3csm43433oiy.30.2022.11.04.13.42.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Nov 2022 13:42:00 -0700 (PDT) Date: Fri, 4 Nov 2022 13:41:59 -0700 From: Guenter Roeck To: Steven Rostedt Subject: Re: [RFC][PATCH v3 00/33] timers: Use timer_shutdown*() before freeing timers Message-ID: <20221104204159.GA506794@roeck-us.net> References: <20221104054053.431922658@goodmis.org> <20221104192232.GA2520396@roeck-us.net> <20221104154209.21b26782@rorschach.local.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221104154209.21b26782@rorschach.local.home> X-Mailman-Approved-At: Sat, 05 Nov 2022 08:03:32 +0100 Cc: alsa-devel@alsa-project.org, linux-staging@lists.linux.dev, linux-doc@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, Thomas Gleixner , linux-leds@vger.kernel.org, drbd-dev@lists.linbit.com, linux-s390@vger.kernel.org, linux-nilfs@vger.kernel.org, linux-scsi@vger.kernel.org, linux-sh@vger.kernel.org, linux-atm-general@lists.sourceforge.net, linux-afs@lists.infradead.org, lvs-devel@vger.kernel.org, linux-acpi@vger.kernel.org, coreteam@netfilter.org, intel-wired-lan@lists.osuosl.org, linux-input@vger.kernel.org, tipc-discussion@lists.sourceforge.net, linux-ext4@vger.kernel.org, linux-media@vger.kernel.org, bridge@lists.linux-foundation.org, linux-pm@vger.kernel.org, intel-gfx@lists.freedesktop.org, rcu@vger.kernel.org, cgroups@vger.kernel.org, openipmi-developer@lists.sourceforge.net, Anna-Maria Gleixner , linux-edac@vger.kernel.org, linux-block@vger.kernel.org, linux-nfs@vger.kernel.org, linux-parisc@vger.kernel.org, Stephen Boyd , netdev@vger.kernel.org, linux-usb@vger.kernel.org, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, linux-bluetooth@vger.kernel.org, netfilter-devel@vger.kernel.org, Andrew Morton , Linus Torvalds X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" On Fri, Nov 04, 2022 at 03:42:09PM -0400, Steven Rostedt wrote: > 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. Yes, that is what I did locally. I am repeating my test now with that change made. Guenter