Messages in this thread Patch in this message | | | Date | Fri, 15 Jul 2016 14:34:10 -0400 | From | Steven Rostedt <> | Subject | Re: v3.14.73-rt77 build: 6 failures 10 warnings (v3.14.73-rt77) |
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On Fri, 15 Jul 2016 14:08:37 +0200 Sebastian Andrzej Siewior <bigeasy@linutronix.de> wrote:
> + Steven > > * Arnd Bergmann | 2016-07-15 09:42:40 [+0200]: > > >On Friday, July 15, 2016 5:55:39 AM CEST Build bot for Mark Brown wrote: > >> > >> arm64-allnoconfig > >> /home/broonie/build/linux-stable-rt/include/asm-generic/preempt.h:10:9: error: implicit declaration of function 'READ_ONCE' [-Werror=implicit-function-declaration] > >> > >> arm64-allmodconfig > >> /home/broonie/build/linux-stable-rt/include/asm-generic/preempt.h:10:9: error: implicit declaration of function 'READ_ONCE' [-Werror=implicit-function-declaration] > >> > >> arm-multi_v7_defconfig > >> /home/broonie/build/linux-stable-rt/include/asm-generic/preempt.h:10:9: error: implicit declaration of function 'READ_ONCE' [-Werror=implicit-function-declaration] > >> > >> arm-allmodconfig > >> /home/broonie/build/linux-stable-rt/include/asm-generic/preempt.h:10:9: error: implicit declaration of function 'READ_ONCE' [-Werror=implicit-function-declaration] > >> > >> arm-allnoconfig > >> /home/broonie/build/linux-stable-rt/include/asm-generic/preempt.h:10:9: error: implicit declaration of function 'READ_ONCE' [-Werror=implicit-function-declaration] > >> > >> arm64-defconfig > >> /home/broonie/build/linux-stable-rt/include/asm-generic/preempt.h:10:9: error: implicit declaration of function 'READ_ONCE' [-Werror=implicit-function-declaration] > > > >These all started failing yesterday with v3.14.72-rt76, before it was > > > > v3.14.72-rt75 build: 0 failures 113 warnings (v3.14.72-rt75) > > > > Arnd >
Arnd,
Does this fix the issue?
-- Steve
diff --git a/include/asm-generic/preempt.h b/include/asm-generic/preempt.h index 65759d8b0b46..25c09df2c046 100644 --- a/include/asm-generic/preempt.h +++ b/include/asm-generic/preempt.h @@ -7,7 +7,7 @@ static __always_inline int preempt_count(void) { - return READ_ONCE(current_thread_info()->preempt_count); + return ACCESS_ONCE(current_thread_info()->preempt_count); } static __always_inline volatile int *preempt_count_ptr(void)
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