From: Andy Shevchenko <andy.shevchenko@gmail.com>
To: Thomas Gleixner <tglx@linutronix.de>,
Mika Westerberg <mika.westerberg@linux.intel.com>
Cc: Yuriy Vostrikov <delamonpansie@gmail.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
x86@kernel.org
Subject: Re: linux acpi (thunderbolt? bug)
Date: Wed, 14 Feb 2018 15:55:54 +0200 [thread overview]
Message-ID: <CAHp75VdwOAMnzSnhRCjNALn=n7BDiePoGBCsNojcz4QMzT3+UA@mail.gmail.com> (raw)
In-Reply-To: <alpine.DEB.2.21.1802141306360.1292@nanos.tec.linutronix.de>
+Cc: Mika -- the Thunderbolt guy.
On Wed, Feb 14, 2018 at 2:09 PM, Thomas Gleixner <tglx@linutronix.de> wrote:
> On Wed, 14 Feb 2018, Yuriy Vostrikov wrote:
>> after boot
>> name: VECTOR
>> size: 0
>> mapped: 64
>> flags: 0x00000041
>> Online bitmaps: 2
>> Global available: 368
>> Global reserved: 26
>> Total allocated: 38
>> System: 41: 0-19,32,50,128,238-255
>> | CPU | avl | man | act | vectors
>> 0 184 1 19 33-49,51-52
>> 1 184 1 19 33-49,51-52
>>
>> after unplug
>> name: VECTOR
>> size: 0
>> mapped: 55
>> flags: 0x00000041
>> Online bitmaps: 2
>> Global available: 377
>> Global reserved: 26
>> Total allocated: 29
>> System: 41: 0-19,32,50,128,238-255
>> | CPU | avl | man | act | vectors
>> 0 188 1 15 33-46,48
>> 1 189 1 14 33-46
>>
>> after sleep 1 time
>> name: VECTOR
>> size: 0
>> mapped: 35
>> flags: 0x00000041
>> Online bitmaps: 2
>> Global available: 385
>> Global reserved: 12
>> Total allocated: 32
>> System: 41: 0-19,32,50,128,238-255
>> | CPU | avl | man | act | vectors
>> 0 185 1 18 33-43,46-49,51-53
>> 1 200 1 3 33-37
>
> The accounting is already screwed. CPU1 claims to have 3 allocated vectors,
> but the allocation bitmap has 5 bits set !?!
>
> I have no idea yet how that can happen. Lemme stare into the code some more
> and I came back to you.
>
> Thanks,
>
> tglx
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2018-02-14 13:55 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CABbc0=RMYWGN0L=z_Y=FuZJUDzD5NVa2XBTVnmpZxX5tnk3-5g@mail.gmail.com>
2018-02-14 12:09 ` linux acpi (thunderbolt? bug) Thomas Gleixner
2018-02-14 13:55 ` Andy Shevchenko [this message]
2018-02-15 8:52 ` Thomas Gleixner
2018-02-16 15:23 ` Yuriy Vostrikov
2018-02-18 18:03 ` Thomas Gleixner
2018-02-19 14:51 ` Thomas Gleixner
2018-02-19 17:18 ` Randy Dunlap
2018-02-19 17:26 ` Thomas Gleixner
2018-02-19 17:42 ` Randy Dunlap
2018-02-19 17:46 ` Randy Dunlap
2018-02-21 8:45 ` Yuriy Vostrikov
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