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From: der.herr@hofr.at (Nicholas Mc Guire)
To: kernelnewbies@lists.kernelnewbies.org
Subject: udelay vs usleep_range
Date: Sun, 11 Sep 2016 16:39:48 +0000	[thread overview]
Message-ID: <20160911163948.GA9349@osadl.at> (raw)
In-Reply-To: <CA+MoWDoQpJ1MxkwmyZ5AzRTqQfCkVrNx9-KGnHR=_UwKzuodfw@mail.gmail.com>

On Sun, Sep 11, 2016 at 06:37:40PM +0200, Peter Senna Tschudin wrote:
> Hi Gargi,
> 
> On Sun, Sep 11, 2016 at 5:58 PM, Gargi Sharma <gs051095@gmail.com> wrote:
> > Hi all,
> >
> > I ran the checkpatch script over drivers/staging/nvec.c and got the
> > following warning
> >
> >  udelay(33);
> >
> > CHECK: usleep_range is preferred over udelay; see
> > Documentation/timers/timers-howto.txt
> 
> Which version of checkpatch are you using? Mine didn't catch that.
> 
> $ git status
> HEAD detached at next-20160909
> 
> $ ./scripts/checkpatch.pl -f ./drivers/staging/nvec/nvec.c
> total: 0 errors, 0 warnings, 988 lines checked
>

use ./scripts/checkpatch.pl -strict -f ./drivers/staging/nvec/nvec.c

to see these issues.

thx!
hofrat
 

  reply	other threads:[~2016-09-11 16:39 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-11 15:58 udelay vs usleep_range Gargi Sharma
2016-09-11 16:33 ` Nicholas Mc Guire
2016-09-11 16:37 ` Peter Senna Tschudin
2016-09-11 16:39   ` Nicholas Mc Guire [this message]
2016-09-11 16:48   ` Nicholas Mc Guire

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