[PATCH] staging: vc04_services: replace g_free_fragments_mutex with spinlock
Greg KH
gregkh at linuxfoundation.org
Mon Oct 28 15:37:04 UTC 2019
On Mon, Oct 28, 2019 at 08:21:08AM -0700, Davidlohr Bueso wrote:
> On Mon, 28 Oct 2019, Stefan Wahren wrote:
>
> > Hi Davidlohr,
> >
> > Am 27.10.19 um 23:15 schrieb Davidlohr Bueso:
> > > There seems no need to be using a semaphore, or a sleeping lock
> > > in the first place: critical region is extremely short, does not
> > > call into any blocking calls and furthermore lock and unlocking
> > > operations occur in the same context.
> > >
> > > Get rid of another semaphore user by replacing it with a spinlock.
> > >
> > > Signed-off-by: Davidlohr Bueso <dave at stgolabs.net>
> > > ---
> > > This is in an effort to further reduce semaphore users in the kernel.
> > >
> > thanks for this. Could please also send this to devel at driverdev.osuosl.org?
>
> Ccing.
I don't see a patch here :(
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