linux-kernel - Re: [PATCH 1/6] PCI/ASPM: Add locked helper for enabling link state

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Date:   Fri, 17 Nov 2023 11:30:39 +0100
From:   Johan Hovold <johan@...nel.org>
To:     Manivannan Sadhasivam <mani@...nel.org>
Cc:     kernel test robot <lkp@...el.com>,
        Johan Hovold <johan+linaro@...nel.org>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Bjorn Helgaas <helgaas@...nel.org>,
        oe-kbuild-all@...ts.linux.dev, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh@...nel.org>,
        Nirmal Patel <nirmal.patel@...ux.intel.com>,
        Jonathan Derrick <jonathan.derrick@...ux.dev>,
        linux-arm-msm@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Michael Bottini <michael.a.bottini@...ux.intel.com>,
        "David E . Box" <david.e.box@...ux.intel.com>
Subject: Re: [PATCH 1/6] PCI/ASPM: Add locked helper for enabling link state

On Fri, Nov 17, 2023 at 03:57:24PM +0530, Manivannan Sadhasivam wrote:
> On Wed, Nov 15, 2023 at 05:06:23PM +0100, Johan Hovold wrote:
> > On Wed, Nov 15, 2023 at 10:26:40PM +0800, kernel test robot wrote:
> >  
> > > >> drivers/pci/pcie/aspm.c:1186: warning: expecting prototype for pci_enable_link_state(). Prototype was for pci_enable_link_state_locked() instead
> > > 
> > > 
> > > vim +1186 drivers/pci/pcie/aspm.c
> > > 
> > >   1172	
> > >   1173	/**
> > >   1174	 * pci_enable_link_state - Clear and set the default device link state so that
> > 
> > I apparently forgot to update the name here to
> > 
> > 	pci_enable_link_state_locked
> > 
> 
> While fixing the name, please add locking information in description as well.

It's already there:

	Context: Caller holds pci_bus_sem read lock.

Johan