From: Philippe Gerum <rpm@xenomai.org>
To: Florian Bezdeka <florian.bezdeka@siemens.com>
Cc: liuyang <liuyang@sinsegye.com.cn>,
xenomai@lists.linux.dev, songjianwei@sinsegye.com.cn,
lixiaoning@sinsegye.com.cn, majun@sinsegye.com.cn
Subject: Re: [PATCH v1] x86/dovetail: pipeline the thermal APIC sysvec
Date: Mon, 17 Aug 2026 11:47:46 +0200 [thread overview]
Message-ID: <87pkzhkri5.fsf@xenomai.org> (raw)
In-Reply-To: <f19d66738d42006057609ef352a7d225bca79795.camel@siemens.com> (Florian Bezdeka's message of "Wed, 12 Aug 2026 11:13:11 +0200")
Florian Bezdeka <florian.bezdeka@siemens.com> writes:
> On Tue, 2026-08-11 at 20:05 +0800, liuyang wrote:
>> sysvec_thermal was a non-pipelined DEFINE_IDTENTRY_SYSVEC (with a real
>> __apic_eoi()). Under thermal load we still hit stalls while that
>> handler ran against in-band timer paths (therm_throt_process ->
>> add_timer_on).
>>
>> Handle THERMAL_APIC_VECTOR as a pipelined sysvec and dispatch it from
>> do_sysvec_inband(), so thermal runs on the in-band stage like other
>> pipelined system vectors.
>
> [ To +Philippe as the "Dovetail" prefix is missing in the subject line ]
>
> Reviewed-by: Florian Bezdeka <florian.bezdeka@siemens.com>
>
Merged, thanks.
--
Philippe.
prev parent reply other threads:[~2026-08-17 9:47 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-11 12:05 [PATCH v1] x86/dovetail: pipeline the thermal APIC sysvec liuyang
2026-08-12 9:13 ` Florian Bezdeka
2026-08-17 9:47 ` Philippe Gerum [this message]
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