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| author | Alan Stern <stern@rowland.harvard.edu> | 2007-11-19 23:49:18 +0100 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-02-01 18:30:54 -0500 |
| commit | 825257569350e913bee3bc918508c0aa6e3398cd (patch) | |
| tree | 2d016a04dfc09938565d5e932f0d2d5e43fb6bdd /kernel/power/power.h | |
| parent | 90dda1cb6ace6abd777f84bf051c4f86fa58986a (diff) | |
| download | talos-op-linux-825257569350e913bee3bc918508c0aa6e3398cd.tar.gz talos-op-linux-825257569350e913bee3bc918508c0aa6e3398cd.zip | |
PM: Convert PM notifiers to out-of-line code
This patch (as1008b) converts the PM notifier routines from inline
calls to out-of-line code. It also prevents pm_chain_head from
being created when CONFIG_PM_SLEEP isn't enabled, and EXPORTs the
notifier registration and unregistration routines.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'kernel/power/power.h')
| -rw-r--r-- | kernel/power/power.h | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/kernel/power/power.h b/kernel/power/power.h index f9f0d4d26c50..a9732fd12239 100644 --- a/kernel/power/power.h +++ b/kernel/power/power.h @@ -172,14 +172,10 @@ static inline int suspend_devices_and_enter(suspend_state_t state) } #endif /* !CONFIG_SUSPEND */ -/* kernel/power/common.c */ -extern struct blocking_notifier_head pm_chain_head; - -static inline int pm_notifier_call_chain(unsigned long val) -{ - return (blocking_notifier_call_chain(&pm_chain_head, val, NULL) - == NOTIFY_BAD) ? -EINVAL : 0; -} +#ifdef CONFIG_PM_SLEEP +/* kernel/power/main.c */ +extern int pm_notifier_call_chain(unsigned long val); +#endif #ifdef CONFIG_HIGHMEM unsigned int count_highmem_pages(void); |
