From: Michael Ellerman <mpe@ellerman.id.au>
To: Tyrel Datwyler <tyreld@linux.vnet.ibm.com>
Cc: nfont@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org,
paulus@samba.org
Subject: Re: [PATCH] powerpc/pci: reorder pci bus/bridge unregistration during PHB removal
Date: Tue, 29 Jul 2014 11:44:16 +1000 [thread overview]
Message-ID: <1406598256.11977.1.camel@concordia> (raw)
In-Reply-To: <1406594911-7097-1-git-send-email-tyreld@linux.vnet.ibm.com>
On Mon, 2014-07-28 at 20:48 -0400, Tyrel Datwyler wrote:
> Commit bcdde7e made __sysfs_remove_dir() recursive and introduced a BUG_ON
> during PHB removal while attempting to delete the power managment attribute
> group of the bus. This is a result of tearing the bridge and bus devices down
> out of order in remove_phb_dynamic. Since, the the bus resides below the bridge
> in the sysfs device tree it should be torn down first.
>
> This patch simply moves the device_unregister call for the PHB bridge device
> after the device_unregister call for the PHB bus.
>
> Signed-off-by: Tyrel Datwyler <tyreld@linux.vnet.ibm.com>
That commit went into 3.13, so shouldn't this be CC to stable?
And also:
Fixes: bcdde7e221a8 ("sysfs: make __sysfs_remove_dir() recursive")
cheers
next prev parent reply other threads:[~2014-07-29 1:44 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-29 0:48 [PATCH] powerpc/pci: reorder pci bus/bridge unregistration during PHB removal Tyrel Datwyler
2014-07-29 1:44 ` Michael Ellerman [this message]
2014-07-29 17:54 ` Tyrel Datwyler
-- strict thread matches above, loose matches on Subject: below --
2014-07-29 17:48 Tyrel Datwyler
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