[PATCH] staging: comedi: change some printk calls to pr_err
Jeremiah Mahler
jmmahler at gmail.com
Mon Dec 1 08:47:35 UTC 2014
Chase,
On Sun, Nov 30, 2014 at 11:05:56PM -0600, Chase Southwood wrote:
> There are a handful of calls to printk in ni_stc.h without specified log
> levels, as well as one in ni_mio_common.c. This patch converts these
> calls to pr_err() instead, so that they are now explicitly log level
> ERR.
>
> Signed-off-by: Chase Southwood <chase.southwood at gmail.com>
> ---
> I tacked the change to ni_mio_common.c on to this patch since it's the same
> exact change and it's just one line, so I think a single patch is justified
> here.
> drivers/staging/comedi/drivers/ni_mio_common.c | 2 +-
> drivers/staging/comedi/drivers/ni_stc.h | 14 +++++++-------
> 2 files changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c
> index 353c17b..11e7017 100644
> --- a/drivers/staging/comedi/drivers/ni_mio_common.c
> +++ b/drivers/staging/comedi/drivers/ni_mio_common.c
> @@ -3945,7 +3945,7 @@ static unsigned ni_gpct_to_stc_register(enum ni_gpct_register reg)
> stc_register = Interrupt_B_Enable_Register;
> break;
> default:
> - printk("%s: unhandled register 0x%x in switch.\n",
> + pr_err("%s: unhandled register 0x%x in switch.\n",
> __func__, reg);
> BUG();
> return 0;
[...]
On my system the default log level is 4 which corresponds to
KERN_WARNING. So switching to pr_err() would change the log level
of these messages. Using pr_warn() might be a better choice.
--
- Jeremiah Mahler
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