38 lines
1.6 KiB
Diff
38 lines
1.6 KiB
Diff
Subject: hardirq.h: Define softirq_count() as OUL to kill build warning
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From: Yong Zhang <yong.zhang0@gmail.com>
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Date: Thu, 13 Oct 2011 17:19:09 +0800
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kernel/lockdep.c: In function ‘print_bad_irq_dependency’:
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kernel/lockdep.c:1476:3: warning: format ‘%lu’ expects type ‘long unsigned int’, but argument 7 has type ‘unsigned int’
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kernel/lockdep.c: In function ‘print_usage_bug’:
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kernel/lockdep.c:2193:3: warning: format ‘%lu’ expects type ‘long unsigned int’, but argument 7 has type ‘unsigned int’
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kernel/lockdep.i show this:
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printk("%s/%d [HC%u[%lu]:SC%u[%lu]:HE%u:SE%u] is trying to acquire:\n",
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curr->comm, task_pid_nr(curr),
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curr->hardirq_context, ((current_thread_info()->preempt_count) & (((1UL << (10))-1) << ((0 + 8) + 8))) >> ((0 + 8) + 8),
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curr->softirq_context, (0U) >> (0 + 8),
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curr->hardirqs_enabled,
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curr->softirqs_enabled);
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Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
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Link: http://lkml.kernel.org/r/20111013091909.GA32739@zhy
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Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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---
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include/linux/hardirq.h | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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Index: linux-stable/include/linux/hardirq.h
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===================================================================
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--- linux-stable.orig/include/linux/hardirq.h
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+++ linux-stable/include/linux/hardirq.h
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@@ -84,7 +84,7 @@
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# define softirq_count() (preempt_count() & SOFTIRQ_MASK)
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# define in_serving_softirq() (softirq_count() & SOFTIRQ_OFFSET)
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#else
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-# define softirq_count() (0U)
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+# define softirq_count() (0UL)
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extern int in_serving_softirq(void);
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#endif
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