linux-kernel - Re: [PATCH 3/3] scripts/gdb: fix lx-timerlist for HRTIMER_MAX_CLOCK

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Date:   Thu, 4 Aug 2022 16:50:20 +0800
From:   Peng Liu <pngliu@...mail.com>
To:     jan.kiszka@...mens.com, kbingham@...nel.org
Cc:     linux-kernel@...r.kernel.org, Peng Liu <liupeng17@...ovo.com>
Subject: Re: [PATCH 3/3] scripts/gdb: fix lx-timerlist for
 HRTIMER_MAX_CLOCK_BASES printing


On 2022/7/20 20:27, pngliu@...mail.com wrote:
> From: Peng Liu <liupeng17@...ovo.com>
>
> HRTIMER_MAX_CLOCK_BASES is of enum type hrtimer_base_type. To print
> it as an integer, HRTIMER_MAX_CLOCK_BASES should be converted first.
>
> Signed-off-by: Peng Liu <liupeng17@...ovo.com>
> ---
>   scripts/gdb/linux/timerlist.py | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/scripts/gdb/linux/timerlist.py b/scripts/gdb/linux/timerlist.py
> index 8281da068c5b..249f0e804b24 100644
> --- a/scripts/gdb/linux/timerlist.py
> +++ b/scripts/gdb/linux/timerlist.py
> @@ -188,7 +188,8 @@ class LxTimerList(gdb.Command):
>           max_clock_bases = gdb.parse_and_eval("HRTIMER_MAX_CLOCK_BASES")
>   
>           text = "Timer List Version: gdb scripts\n"
> -        text += "HRTIMER_MAX_CLOCK_BASES: {}\n".format(max_clock_bases)
> +        text += "HRTIMER_MAX_CLOCK_BASES: {}\n".format(
> +            max_clock_bases.type.fields()[max_clock_bases].enumval)
>           text += "now at {} nsecs\n".format(ktime_get())
>   
>           for cpu in cpus.each_online_cpu():