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sysctl extern cleanup: rtmutex

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Extern declarations in sysctl.c should be moved to their own header file,
and then include them in relavant .c files.

Move max_lock_depth extern declaration to linux/rtmutex.h

Signed-off-by: Dave Young <hidave.darkstar@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Dave Young 2010-03-10 15:24:09 -08:00 committed by Linus Torvalds
parent c55b7c3e82
commit 4f0e056fde
2 changed files with 5 additions and 4 deletions
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2
include/linux/rtmutex.h
View File

@ -16,6 +16,8 @@
#include <linux/plist.h>
#include <linux/spinlock_types.h>
extern int max_lock_depth; /* for sysctl */
/**
* The rt_mutex structure
*

7
kernel/sysctl.c
View File

@ -64,6 +64,9 @@
#ifdef CONFIG_BSD_PROCESS_ACCT
#include <linux/acct.h>
#endif
#ifdef CONFIG_RT_MUTEXES
#include <linux/rtmutex.h>
#endif
#ifdef CONFIG_CHR_DEV_SG
#include <scsi/sg.h>
#endif
@ -150,10 +153,6 @@ extern int unaligned_dump_stack;
extern struct ratelimit_state printk_ratelimit_state;
#ifdef CONFIG_RT_MUTEXES
extern int max_lock_depth;
#endif
#ifdef CONFIG_PROC_SYSCTL
static int proc_do_cad_pid(struct ctl_table *table, int write,
void __user *buffer, size_t *lenp, loff_t *ppos);