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| author | Ingo Molnar <mingo@elte.hu> | 2006-07-03 00:24:43 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-07-03 15:27:03 -0700 |
| commit | 55f327fa9e876758491a82af7491104f1cc3fc4d (patch) | |
| tree | 79394c094de1c08ada272865ea9eae71ad798123 /arch/i386/kernel/irq.c | |
| parent | 55df314fbdb44c20fa7a5112d16546ee970c1d76 (diff) | |
| download | op-kernel-dev-55f327fa9e876758491a82af7491104f1cc3fc4d.zip op-kernel-dev-55f327fa9e876758491a82af7491104f1cc3fc4d.tar.gz | |
[PATCH] lockdep: irqtrace subsystem, i386 support
Add irqflags-tracing support to i386.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/i386/kernel/irq.c')
| -rw-r--r-- | arch/i386/kernel/irq.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/i386/kernel/irq.c b/arch/i386/kernel/irq.c index 16b4917..6cb529f 100644 --- a/arch/i386/kernel/irq.c +++ b/arch/i386/kernel/irq.c @@ -166,7 +166,7 @@ void irq_ctx_init(int cpu) irqctx->tinfo.task = NULL; irqctx->tinfo.exec_domain = NULL; irqctx->tinfo.cpu = cpu; - irqctx->tinfo.preempt_count = SOFTIRQ_OFFSET; + irqctx->tinfo.preempt_count = 0; irqctx->tinfo.addr_limit = MAKE_MM_SEG(0); softirq_ctx[cpu] = irqctx; @@ -211,6 +211,10 @@ asmlinkage void do_softirq(void) : "0"(isp) : "memory", "cc", "edx", "ecx", "eax" ); + /* + * Shouldnt happen, we returned above if in_interrupt(): + */ + WARN_ON_ONCE(softirq_count()); } local_irq_restore(flags); |
