[PATCH v3 4/5] driver core: Add device probe log helper dev_warn_probe()

[Greg KH]

On Sun, Sep 29, 2024 at 11:21:16AM +0200, Dragan Simic wrote:
> Some drivers can still provide their functionality to a certain extent even
> some of their resource acquisitions eventually fail.  In such cases, emitting
> errors isn't the desired action, but warnings should be emitted instead.
> 
> To solve this, introduce dev_warn_probe() as a new device probe log helper,
> which behaves identically as the already existing dev_err_probe(), while it
> produces warnings instead of errors.  The intended use is with the resources
> that are actually optional for a particular driver.
> 
> While there, copyedit the kerneldoc for dev_err_probe() a bit, to simplify
> its wording a bit, and reuse it as the kerneldoc for dev_warn_probe(), with
> the necessary wording adjustments, of course.
> 
> Signed-off-by: Dragan Simic <dsimic at manjaro.org>
> ---
>  drivers/base/core.c        | 129 +++++++++++++++++++++++++++++--------
>  include/linux/dev_printk.h |   1 +
>  2 files changed, 102 insertions(+), 28 deletions(-)


Acked-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>