From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Gavin Shan <gwshan@linux.vnet.ibm.com>, linuxppc-dev@ozlabs.org
Cc: Gavin Shan <gwshan@linux.vnet.ibm.com>
Subject: Re: powerpc/powernv: Detach from PE on releasing PCI device
Date: Fri, 16 Sep 2016 08:07:41 +1000 (AEST) [thread overview]
Message-ID: <3sZswY223Dz9sD5@ozlabs.org> (raw)
In-Reply-To: <1473143641-25413-1-git-send-email-gwshan@linux.vnet.ibm.com>
On Tue, 2016-06-09 at 06:34:01 UTC, Gavin Shan wrote:
> The PCI hotplug can be part of EEH error recovery. The @pdn and
> the device's PE number aren't removed and added afterwords. The
> PE number in @pdn should be set to an invalid one. Otherwise, the
> PE's device count is decreased on removing devices while failing
> to be increased on adding devices. It leads to unbalanced PE's
> device count and make normal PCI hotplug path broken.
>
> Fixes: c5f7700bbd2e ("powerpc/powernv: Dynamically release PE")
> Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Applied to powerpc fixes, thanks.
https://git.kernel.org/powerpc/c/29bf282dec94f6015a675c0076
cheers
prev parent reply other threads:[~2016-09-15 22:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-06 6:34 [PATCH] powerpc/powernv: Detach from PE on releasing PCI device Gavin Shan
2016-09-15 22:07 ` Michael Ellerman [this message]
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