linux-kernel - Re: [RFC][PATCH 1/2] PM: Split up sysdev_[suspend|resume] from device_power

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Date:	Sun, 22 Feb 2009 13:07:28 -0800 (PST)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Adrian Bunk <bunk@...nel.org>
cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	pm list <linux-pm@...ts.linux-foundation.org>,
	Len Brown <lenb@...nel.org>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [RFC][PATCH 1/2] PM: Split up sysdev_[suspend|resume] from
 device_power_[down|up]



On Sun, 22 Feb 2009, Adrian Bunk wrote:
> ...
>   MODPOST 2586 modules
> ERROR: "sysdev_resume" [arch/x86/kernel/apm.ko] undefined!
> ERROR: "sysdev_suspend" [arch/x86/kernel/apm.ko] undefined!
> make[2]: *** [__modpost] Error 1

Ahh. device_power_[down|up] were EXPORT_SYMBOL_GPL, so now that we've 
split them, so must sysdev_[suspend|resume] be.

Does this fix it?

		Linus
---
 drivers/base/sys.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index c98c31e..ef2055e 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -432,6 +432,7 @@ aux_driver:
 	}
 	return ret;
 }
+EXPORT_SYMBOL_GPL(sysdev_suspend);
 
 
 /**
@@ -463,6 +464,7 @@ int sysdev_resume(void)
 	}
 	return 0;
 }
+EXPORT_SYMBOL_GPL(sysdev_resume);
 
 
 int __init system_bus_init(void)
--
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