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From: Tyrel Datwyler <tyreld@linux.ibm.com>
To: "Oliver O'Halloran" <oohall@gmail.com>, linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] powerpc/pseries: Make vio and ibmebus initcalls pseries specific
Date: Fri, 17 Apr 2020 18:04:56 -0700	[thread overview]
Message-ID: <c6f91b45-bf42-95f8-bc87-378829fcc934@linux.ibm.com> (raw)
In-Reply-To: <20200417040749.25800-1-oohall@gmail.com>

On 4/16/20 9:07 PM, Oliver O'Halloran wrote:
> The vio and ibmebus buses are used for pseries specific paravirtualised
> devices and currently they're initialised by the generic initcall types.
> This is mostly fine, but it can result in some nuisance errors in dmesg
> when booting on PowerNV on some OSes, e.g.
> 
> [    2.984439] synth uevent: /devices/vio: failed to send uevent
> [    2.984442] vio vio: uevent: failed to send synthetic uevent
> [   17.968551] synth uevent: /devices/vio: failed to send uevent
> [   17.968554] vio vio: uevent: failed to send synthetic uevent
> 
> We don't see anything similar for the ibmebus because that depends on
> !CONFIG_LITTLE_ENDIAN.
> 
> This patch squashes those by switching to using machine_*_initcall() so the bus
> type is only registered when the kernel is running on a pseries machine.
> 
> Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
> ---

Reviewed-by: Tyrel Datwyler <tyreld@linux.ibm.com>

  reply	other threads:[~2020-04-18  1:07 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-17  4:07 [PATCH] powerpc/pseries: Make vio and ibmebus initcalls pseries specific Oliver O'Halloran
2020-04-18  1:04 ` Tyrel Datwyler [this message]
2020-04-21  7:49 ` kbuild test robot

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