On Fri, 2016-09-09 at 07:55 -0600, Jens Axboe wrote:
> On 09/08/2016 07:20 PM, Joe Perches wrote:
> > On Thu, 2016-09-08 at 17:12 -0400, Josef Bacik wrote:
> > > In preparation for some future changes, change a few of the state bools over to
> > > normal bits to set/clear properly.
> > []
> > > diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
> > []
> > > @@ -41,8 +41,12 @@
> > >
> > > #include <linux/nbd.h>
> > >
> > > +#define NBD_TIMEDOUT 0
> > > +#define NBD_DISCONNECT_REQUESTED 1
> > > +
> > > struct nbd_device {
> > > u32 flags;
> > + unsigned long runtime_flags;
> > Better to use DECLARE_BITMAP
> It's a few flags, we know it fits in a long. There's no point to using
> anything but that, and set/test/clear_bit().
It lets the reader know how it's used.
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