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From: Stephen Boyd <sboyd@kernel.org>
To: Brian Masney <bmasney@redhat.com>, mturquette@baylibre.com
Cc: linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] clk: add debug message showing which unused clocks are disabled on boot
Date: Wed, 29 Mar 2023 14:49:50 -0700	[thread overview]
Message-ID: <27ded6a4ebd67cef0d4b472a2aea442e.sboyd@kernel.org> (raw)
In-Reply-To: <20221117105829.256717-1-bmasney@redhat.com>

Quoting Brian Masney (2022-11-17 02:58:29)
> The clk framework on bootup will automatically disable all unused clocks
> on bootup unless the clk_ignore_unused kernel parameter is present.
> Let's add a basic debugging log statement here that shows which clocks
> are disabled. There is already tracepoint present here as well, but
> there's nothing like a simple, good ol' fashioned printk for simplicity.
> 
> Signed-off-by: Brian Masney <bmasney@redhat.com>
> ---

I'd like to see a documentation update instead that covers how to enable
the tracepoint on the kernel commandline and have it print to the serial
console.

  reply	other threads:[~2023-03-29 21:50 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-17 10:58 [PATCH] clk: add debug message showing which unused clocks are disabled on boot Brian Masney
2023-03-29 21:49 ` Stephen Boyd [this message]
2023-03-30 14:05   ` Brian Masney
2023-04-11 19:30     ` Brian Masney

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