Re: [PATCH 1/3] PCI: add 0x prefix when printing the BAR registers position in __pci_read_base

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On Sat, May 25, 2013 at 05:47:28PM -0600, Bjorn Helgaas wrote:
> On Sat, May 25, 2013 at 10:30 AM, Liu Jiang <liuj97@xxxxxxxxx> wrote:
> > On 05/25/2013 07:36 PM, Kevin Hao wrote:
> >>
> >> We print the BAR registers position in hexadecimal format, so it
> >> is more readable if 0x prefix is added. Also fix the following
> >> checkpatch warning:
> >>    WARNING: Prefer dev_dbg(... to dev_printk(KERN_DEBUG, ...
> >>
> >> Signed-off-by: Kevin Hao <haokexin@xxxxxxxxx>
> >> ---
> >> v2: A new patch introduced in v2.
> >>
> >>   drivers/pci/probe.c | 4 ++--
> >>   1 file changed, 2 insertions(+), 2 deletions(-)
> >>
> >> diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
> >> index 70f10fa..2505d5e 100644
> >> --- a/drivers/pci/probe.c
> >> +++ b/drivers/pci/probe.c
> >> @@ -278,9 +278,9 @@ out:
> >>                 pci_write_config_word(dev, PCI_COMMAND, orig_cmd);
> >>         if (bar_too_big)
> >> -               dev_err(&dev->dev, "reg %x: can't handle 64-bit BAR\n",
> >> pos);
> >> +               dev_err(&dev->dev, "reg 0x%x: can't handle 64-bit BAR\n",
> >> pos);
> >>         if (res->flags && !bar_disabled)
> >> -               dev_printk(KERN_DEBUG, &dev->dev, "reg %x: %pR\n", pos,
> >> res);
> >> +               dev_dbg(&dev->dev, "reg 0x%x: %pR\n", pos, res);
> >
> > Hi Kevin,
> >     dev_printk(KERN_DEBUG) -> dev_dbg() is not an equivalent change, it
> > depends
> > on CONFIG_DEBUG and CONFIG_DYNAMIC_DEBUG.
> 
> I did keep the "dev_printk" here for that reason.  I don't want that
> information to be missing from dmesg.

Obviously I neglected this difference. :-(
Thanks for the reminder and fix Jiang and Bjorn.

Thanks,
Kevin

> 
> >
> >
> >>         return (res->flags & IORESOURCE_MEM_64) ? 1 : 0;
> >>   }
> >
> >

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