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From: Stephen Berman <stephen.berman@gmx.net>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Thomas Gleixner <tglx@linutronix.de>,
	Peter Zijlstra <peterz@infradead.org>,
	linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org
Subject: Re: power-off delay/hang due to commit 6d25be57 (mainline)
Date: Tue, 16 Jun 2020 09:14:37 +0200	[thread overview]
Message-ID: <87tuzbh482.fsf@gmx.net> (raw)
In-Reply-To: <20200615145130.bcdidqkp6w23xb6c@linutronix.de> (Sebastian Andrzej Siewior's message of "Mon, 15 Jun 2020 16:51:30 +0200")

On Mon, 15 Jun 2020 16:51:30 +0200 Sebastian Andrzej Siewior <bigeasy@linutronix.de> wrote:

> I attached a modified acpi_dbg.patch. Please enable:
> - CONFIG_ACPI_DEBUG=y
>
> Looking at your 5.1 you have tracing enabled (hope it still is).
>
> The attached patch will dump the date into the tracing buffer, so you
> console should remain "clean". Once it records 300 of those "requests
> for acpi_ev_notify_dispatch" it will stop recording.
> After 4-5 minutes please do
> 	cat /sys/kernel/debug/tracing/trace > file.txt
>
> compress it and send it.

I set CONFIG_ACPI_DEBUG=y, applied the patch and rebuilt 5.6.4, but:

$ cat /sys/kernel/debug/tracing/trace > trace.txt
cat: /sys/kernel/debug/tracing/trace: No such file or directory

Here are all the 5.6.4 config options with "TRACING" or "TRACE"; do I
need to set any that aren't set?

CONFIG_SYSCTL_EXCEPTION_TRACE=y
CONFIG_TRACEPOINTS=y
CONFIG_STACKTRACE_SUPPORT=y
CONFIG_PM_TRACE=y
CONFIG_PM_TRACE_RTC=y
CONFIG_HAVE_KPROBES_ON_FTRACE=y
CONFIG_HAVE_ARCH_TRACEHOOK=y
CONFIG_HAVE_RELIABLE_STACKTRACE=y
# CONFIG_MAC80211_MESSAGE_TRACING is not set
# CONFIG_DMA_FENCE_TRACE is not set
CONFIG_IWLWIFI_DEVICE_TRACING=y
# CONFIG_TRACE_SINK is not set
# HW tracing support
# end of HW tracing support
CONFIG_STACKTRACE=y
CONFIG_RCU_TRACE=y
CONFIG_USER_STACKTRACE_SUPPORT=y
CONFIG_NOP_TRACER=y
CONFIG_HAVE_FUNCTION_TRACER=y
CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
CONFIG_HAVE_DYNAMIC_FTRACE=y
CONFIG_HAVE_DYNAMIC_FTRACE_WITH_REGS=y
CONFIG_HAVE_DYNAMIC_FTRACE_WITH_DIRECT_CALLS=y
CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
CONFIG_TRACE_CLOCK=y
CONFIG_EVENT_TRACING=y
CONFIG_CONTEXT_SWITCH_TRACER=y
CONFIG_TRACING=y
CONFIG_GENERIC_TRACER=y
CONFIG_TRACING_SUPPORT=y
CONFIG_FTRACE=y
# CONFIG_BOOTTIME_TRACING is not set
# CONFIG_FUNCTION_TRACER is not set
# CONFIG_STACK_TRACER is not set
# CONFIG_IRQSOFF_TRACER is not set
# CONFIG_SCHED_TRACER is not set
# CONFIG_HWLAT_TRACER is not set
# CONFIG_MMIOTRACE is not set
# CONFIG_FTRACE_SYSCALLS is not set
# CONFIG_TRACER_SNAPSHOT is not set
CONFIG_BLK_DEV_IO_TRACE=y
# CONFIG_TRACE_EVENT_INJECT is not set
# CONFIG_TRACEPOINT_BENCHMARK is not set
# CONFIG_TRACE_EVAL_MAP_FILE is not set
# CONFIG_FTRACE_STARTUP_TEST is not set
CONFIG_TRACE_IRQFLAGS_SUPPORT=y
CONFIG_HAVE_MMIOTRACE_SUPPORT=y
CONFIG_CC_HAS_SANCOV_TRACE_PC=y
# CONFIG_BACKTRACE_SELF_TEST is not set

Steve Berman

  parent reply	other threads:[~2020-06-16  7:14 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <87v9l65d2y.fsf@gmx.net>
     [not found] ` <20200513220428.4nksinis2qs5dtmh@linutronix.de>
     [not found]   ` <87mu6aurfn.fsf@gmx.net>
     [not found]     ` <20200522164012.ynyvrjompv42jtmx@linutronix.de>
     [not found]       ` <87y2owwo2o.fsf@rub.de>
     [not found]         ` <20200609202339.cgy57twm2zdtjhje@linutronix.de>
     [not found]           ` <87tuzjcovq.fsf@gmx.net>
     [not found]             ` <20200610102514.4vdzu5u7d6vnpicn@linutronix.de>
     [not found]               ` <87imfyh6yx.fsf@gmx.net>
     [not found]                 ` <87wo4dligz.fsf@gmx.net>
2020-06-12 11:01                   ` power-off delay/hang due to commit 6d25be57 (mainline) Sebastian Andrzej Siewior
2020-06-14 12:12                     ` Stephen Berman
2020-06-14 17:10                       ` Sebastian Andrzej Siewior
2020-06-15  7:58                         ` Stephen Berman
2020-06-15 14:51                           ` Sebastian Andrzej Siewior
2020-06-15 15:41                             ` Stephen Berman
2020-06-15 15:58                               ` Sebastian Andrzej Siewior
2020-06-15 16:19                                 ` Stephen Berman
2020-06-15 16:32                                   ` Sebastian Andrzej Siewior
2020-06-16  7:14                             ` Stephen Berman [this message]
2020-06-16  7:38                               ` Sebastian Andrzej Siewior
2020-06-16  8:13                                 ` Stephen Berman
2020-06-16 15:55                                   ` Sebastian Andrzej Siewior
2020-06-16 20:28                                     ` Stephen Berman
2020-06-17 14:27                                       ` Sebastian Andrzej Siewior
2020-06-17 21:09                                         ` Stephen Berman
2020-06-24 20:11                                           ` Sebastian Andrzej Siewior
2020-06-24 21:49                                             ` Stephen Berman
2020-07-14 13:44                                               ` Sebastian Andrzej Siewior
2020-07-14 13:54                                                 ` Rafael J. Wysocki
2020-07-14 14:11                                                   ` Sebastian Andrzej Siewior
2020-07-14 15:53                                                     ` Rafael J. Wysocki
2020-07-14 16:10                                                       ` Sebastian Andrzej Siewior
2020-08-11 10:27                                                       ` Sebastian Andrzej Siewior
2020-08-11 14:02                                                         ` Rafael J. Wysocki
2020-07-19 10:07                                                     ` Stephen Berman
2020-08-11 11:58                                                       ` Stephen Berman
2020-08-11 13:29                                                         ` Sebastian Andrzej Siewior
2020-08-11 14:34                                                           ` Rafael J. Wysocki
2020-08-11 15:25                                                             ` Sebastian Andrzej Siewior
     [not found]                                                               ` <87ft8tayic.fsf@gmx.net>
2020-08-11 18:49                                                                 ` Sebastian Andrzej Siewior
2020-10-06 21:49                                                                   ` Sebastian Andrzej Siewior
2020-10-07 16:18                                                                     ` Rafael J. Wysocki
2020-10-26 17:20                                                                       ` Sebastian Andrzej Siewior
2020-12-02 18:03                                                                         ` Sebastian Andrzej Siewior
2020-12-02 18:31                                                                           ` Rafael J. Wysocki
2020-12-02 19:13                                                                             ` Rafael J. Wysocki
2020-12-31 20:46                                                                               ` Rafael J. Wysocki
2021-01-02 11:03                                                                                 ` Rafael J. Wysocki
2021-01-04 15:38                                                                                 ` Stephen Berman
2021-01-24 13:49                                                                                   ` Stephen Berman
2021-01-25 16:25                                                                                     ` Rafael J. Wysocki

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