linux-kernel - Re: [PATCH] driver core:Export the symbol device_is

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Date:   Tue, 16 Jun 2020 13:48:49 -0700
From:   Matthias Kaehlcke <mka@...omium.org>
To:     Sandeep Maheswaram <sanm@...eaurora.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Felipe Balbi <balbi@...nel.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Doug Anderson <dianders@...omium.org>, rafael@...nel.org,
        linux-arm-msm@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org, Manu Gautam <mgautam@...eaurora.org>
Subject: Re: [PATCH] driver core:Export the symbol device_is_bound

On Wed, Jun 03, 2020 at 12:09:52AM +0530, Sandeep Maheswaram wrote:
> Export the symbol device_is_bound so that it can be used by the modules.
> This change was suggested to solve the allmodconfig build error on adding
> the patch https://lore.kernel.org/patchwork/patch/1218628/

nit: the last two lines aren't particularly interesting in the commit log,
this could be mentioned below '---'.

It might make sense to group the two patches in a series, which would make
the dependency more evident.

> Signed-off-by: Sandeep Maheswaram <sanm@...eaurora.org>
> ---
>  drivers/base/dd.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/base/dd.c b/drivers/base/dd.c
> index 9a1d940..65d16ce 100644
> --- a/drivers/base/dd.c
> +++ b/drivers/base/dd.c
> @@ -337,6 +337,7 @@ bool device_is_bound(struct device *dev)
>  {
>  	return dev->p && klist_node_attached(&dev->p->knode_driver);
>  }
> +EXPORT_SYMBOL_GPL(device_is_bound);
>  
>  static void driver_bound(struct device *dev)
>  {

Reviewed-by: Matthias Kaehlcke <mka@...omium.org>