From: David Miller <davem@davemloft.net>
To: thierry.reding@gmail.com
Cc: mark.rutland@arm.com, gabriele.paoloni@huawei.com,
asit.k.mallick@intel.com, catalin.marinas@arm.com,
will.deacon@arm.com, linuxarm@huawei.com,
alexander.duyck@gmail.com, ashok.raj@intel.com,
eric.dumazet@gmail.com, mpe@ellerman.id.au,
jeffrey.t.kirsher@intel.com, dingtianhong@huawei.com,
ganeshgr@chelsio.com, Bob.Shaw@amd.com, leedom@chelsio.com,
patrick.j.cramer@intel.com, bhelgaas@google.com,
werner@chelsio.com, linux-arm-kernel@lists.infradead.org,
amira@mellanox.com, linux-pci@vger.kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
David.Laight@aculab.com, Suravee.Suthikulpanit@amd.com,
robin.murphy@arm.com, l.stach@pengutronix.de
Subject: Re: [PATCH] PCI: Allow PCI express root ports to find themselves
Date: Fri, 18 Aug 2017 16:14:52 -0700 (PDT) [thread overview]
Message-ID: <20170818.161452.1186139926380057795.davem@davemloft.net> (raw)
In-Reply-To: <20170817110614.11454-1-thierry.reding@gmail.com>
From: Thierry Reding <thierry.reding@gmail.com>
Date: Thu, 17 Aug 2017 13:06:14 +0200
> From: Thierry Reding <treding@nvidia.com>
>
> If the pci_find_pcie_root_port() function is called on a root port
> itself, return the root port rather than NULL.
>
> This effectively reverts commit 0e405232871d6 ("PCI: fix oops when
> try to find Root Port for a PCI device") which added an extra check
> that would now be redundant.
>
> Fixes: a99b646afa8a ("PCI: Disable PCIe Relaxed Ordering if unsupported")
> Fixes: c56d4450eb68 ("PCI: Turn off Request Attributes to avoid Chelsio T5 Completion erratum")
> Signed-off-by: Thierry Reding <treding@nvidia.com>
> ---
> This applies on top of and was tested on next-20170817.
>
> Michael, it'd be great if you could test this one again to clarify
> whether or not the fix that's already in Linus' tree is still needed, or
> whether it's indeed obsoleted by this patch.
Applied, thanks everyone.
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prev parent reply other threads:[~2017-08-18 23:14 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-17 2:25 [PATCH net] PCI: fix the return value for the pci_find_pcie_root_port() Ding Tianhong
2017-08-17 2:42 ` David Miller
2017-08-17 10:51 ` Thierry Reding
2017-08-17 12:40 ` Ding Tianhong
2017-08-17 13:30 ` Thierry Reding
2017-08-17 13:38 ` Ding Tianhong
2017-08-17 11:06 ` [PATCH] PCI: Allow PCI express root ports to find themselves Thierry Reding
2017-08-17 16:58 ` Bjorn Helgaas
2017-08-18 1:29 ` Shawn Lin
2017-08-18 4:32 ` Michael Ellerman
2017-08-18 23:14 ` David Miller [this message]
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