From: "孙世龙 sunshilong" <sunshilong369@gmail.com>
To: kernelnewbies <Kernelnewbies@kernelnewbies.org>
Subject: Why are there "<IRQ>" and "</IRQ>" in the call trace section? What does them imply?
Date: Fri, 10 Jul 2020 13:29:29 +0800 [thread overview]
Message-ID: <CAAvDm6bRTfHzWysY0=pw7beB6GmXY7PN0h-xv7HMGDY3VACNcA@mail.gmail.com> (raw)
Hi, list
As the subject, here is the related log:
[72873.713472] Call Trace:
[72873.713473] <IRQ>
[72873.713474] switch_mm_irqs_off+0x31b/0x4e0
[72873.713475] xnarch_switch_to+0x2f/0x80
[72873.713476] ___xnsched_run.part.74+0x154/0x480
[72873.713476] ___xnsched_run+0x35/0x50
[72873.713477] xnintr_irq_handler+0x346/0x4c0
[72873.713478] ? xnintr_core_clock_handler+0x1b6/0x360
[72873.713479] dispatch_irq_head+0x8e/0x110
[72873.713479] ? xnintr_irq_handler+0x5/0x4c0
[72873.713481] ? dispatch_irq_head+0x8e/0x110
[72873.713482] __ipipe_dispatch_irq+0xd9/0x1c0
[72873.713483] __ipipe_handle_irq+0x86/0x1e0
[72873.713483] common_interrupt+0xf/0x2c
[72873.713484] </IRQ>
Maybe, the later one(i.e. </IRQ>) implies there was an interrupt
request and the common_interuppt() function handler it.
Am I right?
But what about the former one(i.e. <IRQ>)?
Thank you for your attention to this matter.
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next reply other threads:[~2020-07-10 5:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-10 5:29 孙世龙 sunshilong [this message]
2020-07-11 1:05 ` Why are there "<IRQ>" and "</IRQ>" in the call trace section? What does them imply? Valdis Klētnieks
2020-07-12 10:15 ` CVS
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