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sched: remove the !PREEMPT_BKL code

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remove the !PREEMPT_BKL code.

this removes 160 lines of legacy code.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar
2008-01-25 21:08:33 +01:00
parent 58b8a73ab8
commit 6478d8800b
5 changed files with 5 additions and 161 deletions
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14
include/linux/smp_lock.h
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@@ -17,22 +17,10 @@ extern void __lockfunc __release_kernel_lock(void);
__release_kernel_lock(); \
} while (0)
/*
* Non-SMP kernels will never block on the kernel lock,
* so we are better off returning a constant zero from
* reacquire_kernel_lock() so that the compiler can see
* it at compile-time.
*/
#if defined(CONFIG_SMP) && !defined(CONFIG_PREEMPT_BKL)
# define return_value_on_smp return
#else
# define return_value_on_smp
#endif
static inline int reacquire_kernel_lock(struct task_struct *task)
{
if (unlikely(task->lock_depth >= 0))
return_value_on_smp __reacquire_kernel_lock();
return __reacquire_kernel_lock();
return 0;
}