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lockdep: make cli/sti annotation warnings clearer

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make cli/sti annotation warnings easier to interpret.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
This commit is contained in:
Ingo Molnar 2007-12-07 19:02:47 +01:00
parent f194d132e4
commit 5f9fa8a62d
1 changed files with 9 additions and 4 deletions
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13
kernel/lockdep.c
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@ -2654,10 +2654,15 @@ static void check_flags(unsigned long flags)
if (!debug_locks)
return;
if (irqs_disabled_flags(flags))
DEBUG_LOCKS_WARN_ON(current->hardirqs_enabled);
else
DEBUG_LOCKS_WARN_ON(!current->hardirqs_enabled);
if (irqs_disabled_flags(flags)) {
if (DEBUG_LOCKS_WARN_ON(current->hardirqs_enabled)) {
printk("possible reason: unannotated irqs-off.\n");
}
} else {
if (DEBUG_LOCKS_WARN_ON(!current->hardirqs_enabled)) {
printk("possible reason: unannotated irqs-on.\n");
}
}
/*
* We dont accurately track softirq state in e.g.