Groups > linux.kernel > #1519107

Re: [PATCH 01/25] fs/buffer: Convert to hotplug state machine

From	Al Viro <viro@ZenIV.linux.org.uk>
Newsgroups	linux.kernel
Subject	Re: [PATCH 01/25] fs/buffer: Convert to hotplug state machine
Date	2016-11-10 17:30 +0100
Message-ID	<sC0oF-as-1@gated-at.bofh.it> (permalink)
References	<szrEO-5cN-13@gated-at.bofh.it> <szrEP-5cN-35@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Thu, Nov 03, 2016 at 03:49:57PM +0100, Sebastian Andrzej Siewior wrote:
> Install the callbacks via the state machine.

> diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h
> index afe641c02dca..69b74fa0da60 100644
> --- a/include/linux/cpuhotplug.h
> +++ b/include/linux/cpuhotplug.h
> @@ -30,6 +30,7 @@ enum cpuhp_state {
>  	CPUHP_ACPI_CPUDRV_DEAD,
>  	CPUHP_S390_PFAULT_DEAD,
>  	CPUHP_BLK_MQ_DEAD,
> +	CPUHP_FS_BUFF_DEAD,
>  	CPUHP_WORKQUEUE_PREP,
>  	CPUHP_POWER_NUMA_PREPARE,
>  	CPUHP_HRTIMERS_PREPARE,

*ouch*

So we are getting a large list of things from unrelated subsystems, maintained
in a single place, all next to each other.  All examples of that sort of
thing I can recall had ended up biting our arses...

Thread

[PATCH 01/25] fs/buffer: Convert to hotplug state machine Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2016-11-03 16:00 +0100
  [tip:smp/hotplug] fs/buffer: Convert to hotplug state machine tip-bot for Sebastian Andrzej Siewior <tipbot@zytor.com> - 2016-11-10 00:00 +0100
  Re: [PATCH 01/25] fs/buffer: Convert to hotplug state machine Al Viro <viro@ZenIV.linux.org.uk> - 2016-11-10 17:30 +0100
    Re: [PATCH 01/25] fs/buffer: Convert to hotplug state machine Thomas Gleixner <tglx@linutronix.de> - 2016-11-10 17:40 +0100

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