On Tuesday, August 26, 2014 01:59:02 PM Joe Perches wrote:
> On Tue, 2014-08-26 at 23:02 +0200, Rafael J. Wysocki wrote:
> > On Tuesday, August 26, 2014 09:00:39 PM Sudip Mukherjee wrote:
> > > On Tue, Aug 26, 2014 at 12:45:20AM +0200, Rafael J. Wysocki wrote:
> > > > On Friday, August 22, 2014 05:33:21 PM Sudip Mukherjee wrote:
> > > > > printk replaced with corresponding dev_err and dev_info
> > > > > fixed one broken user-visible string
> > > > > multiine comment edited for correct commenting style
> > > > > asm/uaccess.h replaced with linux/uaccess.h
> > > > >
> > > > > Signed-off-by: Sudip Mukherjee <sudip@xxxxxxxxxxxxxxx>
> > > > > ---
> > > > > drivers/acpi/fan.c | 18 +++++++++---------
> > > > > 1 file changed, 9 insertions(+), 9 deletions(-)
> > > > >
> > > > > diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c
> > > > > index 8acf53e..7900d55 100644
> > > > > --- a/drivers/acpi/fan.c
> > > > > +++ b/drivers/acpi/fan.c
> > > > > @@ -27,7 +27,7 @@
> > > > > #include <linux/module.h>
> > > > > #include <linux/init.h>
> > > > > #include <linux/types.h>
> > > > > -#include <asm/uaccess.h>
> > > > > +#include <linux/uaccess.h>
> > > > > #include <linux/thermal.h>
> > > > > #include <linux/acpi.h>
> > > > >
> > > > > @@ -127,8 +127,9 @@ static const struct thermal_cooling_device_ops fan_cooling_ops = {
> > > > > };
> > > > >
> > > > > /* --------------------------------------------------------------------------
> > > > > - Driver Interface
> > > > > - -------------------------------------------------------------------------- */
> > > > > + * Driver Interface
> > > > > + * --------------------------------------------------------------------------
> > > > > +*/
> > > > >
> > > > > static int acpi_fan_add(struct acpi_device *device)
> > > > > {
> > > > > @@ -143,7 +144,7 @@ static int acpi_fan_add(struct acpi_device *device)
> > > > >
> > > > > result = acpi_bus_update_power(device->handle, NULL);
> > > > > if (result) {
> > > > > - printk(KERN_ERR PREFIX "Setting initial power state\n");
> > > > > + dev_err(&device->dev, PREFIX "Setting initial power state\n");
> > > >
> > > > While at it, please define a proper pr_fmt() for this file and get rid of PREFIX
> > > > too.
> > > >
> > > > Otherwise I don't see a compelling reason to apply this.
> > > >
> > >
> > > Hi,
> > > Since in the patch I am not using any pr_* , so I am unable to understand why
> > > you are asking for a proper pr_fmt().
> >
> > Never mind, I was confused somehow, not exactly sure why. Sorry about that.
> >
> > > I can get rid of the PREFIX . Then should I use pr_* in the patch instead of dev_* ?
> > > My understanding was dev_* is more preffered than pr_*.
> > > waiting for your suggestion on this.
> >
> > Well, that really depends on the particular case. It really is better to use
> > dev_err() here, but then PREFIX with it is not really useful, so please just
> > drop PREFIX from the new messages.
>
> PREFIX is "ACPI: " so I think the idea is
> to be able to grep for that.
I'm not sure how useful that is in this particular case. You can grep for "power
state" istead just fine ...
Rafael
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