From: Sebin Francis <sebin.francis@ti.com>
To: Ulf Hansson <ulf.hansson@linaro.org>,
Saravana Kannan <saravanak@google.com>,
"Rafael J . Wysocki" <rafael@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
<linux-pm@vger.kernel.org>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>,
Nicolas Frattaroli <nicolas.frattaroli@collabora.com>,
Heiko Stuebner <heiko@sntech.de>,
Sebastian Reichel <sebastian.reichel@collabora.com>,
Diederik de Haas <didi.debian@cknow.org>,
Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>,
Jon Hunter <jonathanh@nvidia.com>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2] driver core: fw_devlink: Don't warn about sync_state() pending
Date: Mon, 13 Oct 2025 17:54:11 +0530 [thread overview]
Message-ID: <88b11fb5-91c0-4ab2-9e63-a4d2b745468b@ti.com> (raw)
In-Reply-To: <20251007094312.590819-1-ulf.hansson@linaro.org>
Hi,
On 07/10/25 15:13, Ulf Hansson wrote:
> Due to the wider deployment of the ->sync_state() support, for PM domains
> for example, we are receiving reports about the sync_state() pending
> message that is being logged in fw_devlink_dev_sync_state(). In particular
> as it's printed at the warning level, which is questionable.
>
> Even if it certainly is useful to know that the ->sync_state() condition
> could not be met, there may be nothing wrong with it. For example, a driver
> may be built as module and are still waiting to be initialized/probed. For
> this reason let's move to the info level for now.
>
> Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
> Reported-by: Sebin Francis <sebin.francis@ti.com>
> Reported-by: Diederik de Haas <didi.debian@cknow.org>
> Reported-by: Jon Hunter <jonathanh@nvidia.com>
> Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
> ---
Reviewed-by: Sebin Francis <sebin.francis@ti.com>
Tested-by: Sebin Francis <sebin.francis@ti.com>
-- Sebin
>
> Changes in v2:
> - Due to discussions on v1 and because the default Kconfig is to use the
> FW_DEVLINK_SYNC_STATE_STRICT, I suggest that for now it may be best to
> keep the warning level for the "Timed out.." print and only change the
> "sync_state pending..." message.
>
> ---
> drivers/base/core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/base/core.c b/drivers/base/core.c
> index d22d6b23e758..c62e428b95b0 100644
> --- a/drivers/base/core.c
> +++ b/drivers/base/core.c
> @@ -1784,7 +1784,7 @@ static int fw_devlink_dev_sync_state(struct device *dev, void *data)
> return 0;
>
> if (fw_devlink_sync_state == FW_DEVLINK_SYNC_STATE_STRICT) {
> - dev_warn(sup, "sync_state() pending due to %s\n",
> + dev_info(sup, "sync_state() pending due to %s\n",
> dev_name(link->consumer));
> return 0;
> }
prev parent reply other threads:[~2025-10-13 12:24 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-07 9:43 Ulf Hansson
2025-10-07 10:53 ` Dhruva Gole
2025-10-07 23:43 ` Saravana Kannan
2025-10-09 21:54 ` Kevin Hilman
2025-10-10 12:08 ` Sebastian Reichel
2025-10-13 12:24 ` Sebin Francis [this message]
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