linux-kernel - [RESEND PATCH] driver core: Make driver_deferred_probe

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Date:   Wed, 28 Dec 2022 00:21:52 +0100
From:   Javier Martinez Canillas <javierm@...hat.com>
To:     linux-kernel@...r.kernel.org
Cc:     Javier Martinez Canillas <javierm@...hat.com>,
        Andrew Halaney <ahalaney@...hat.com>,
        John Stultz <jstultz@...gle.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Saravana Kannan <saravanak@...gle.com>
Subject: [RESEND PATCH] driver core: Make driver_deferred_probe_timeout a static variable

It is not used outside of its compilation unit, so there's no need to
export this variable.

Signed-off-by: Javier Martinez Canillas <javierm@...hat.com>
Reviewed-by: Andrew Halaney <ahalaney@...hat.com>
Acked-by: John Stultz <jstultz@...gle.com>
---

 drivers/base/dd.c             | 6 ++----
 include/linux/device/driver.h | 1 -
 2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index e9b2f9c25efe..69daf9d414eb 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c
@@ -257,13 +257,11 @@ static int deferred_devs_show(struct seq_file *s, void *data)
 DEFINE_SHOW_ATTRIBUTE(deferred_devs);
 
 #ifdef CONFIG_MODULES
-int driver_deferred_probe_timeout = 10;
+static int driver_deferred_probe_timeout = 10;
 #else
-int driver_deferred_probe_timeout;
+static int driver_deferred_probe_timeout;
 #endif
 
-EXPORT_SYMBOL_GPL(driver_deferred_probe_timeout);
-
 static int __init deferred_probe_timeout_setup(char *str)
 {
 	int timeout;
diff --git a/include/linux/device/driver.h b/include/linux/device/driver.h
index 2114d65b862f..50d0a416a5e7 100644
--- a/include/linux/device/driver.h
+++ b/include/linux/device/driver.h
@@ -240,7 +240,6 @@ driver_find_device_by_acpi_dev(struct device_driver *drv, const void *adev)
 }
 #endif
 
-extern int driver_deferred_probe_timeout;
 void driver_deferred_probe_add(struct device *dev);
 int driver_deferred_probe_check_state(struct device *dev);
 void driver_init(void);
-- 
2.38.1