Re: [PATCH] drivers/scsi/aic7xxx_old: Convert to generic boolean-values

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, 16 Feb 2007 10:42:12 -0600 James Bottomley <[email protected]> wrote:

> On Mon, 2007-02-12 at 12:27 -0800, Andrew Morton wrote:
> > Given that we now have a standard kernel-wide, c99-friendly way of
> > expressing true and false, I'd suggest that this decision can be revisited.
> > 
> > Because a "true" is significantly more meaningful (and hence readable)
> > thing than a bare "1".
> 
> OK, I'm really not happy with doing this for three reasons:
> 
> 1. It's inviting huge amounts of driver churn changing bitfields to
> booleans
> 
> 2. I do find it to be a readability issue.  Like most driver writers,
> I'm used to register layouts, and those are simple bitfields, so I don't
> tend to think true and false, I think 1 and 0.
> 
> 3. Having a different, special, type for single bit bitfields (while
> still using u<n> for multi bit bitfields) is asking for confusion, and
> hence trouble at the driver level.
> 

Confused.  The patch changes TRUE to true and FALSE to false.  The code
wasn't using bitfields before and isn't using them afterwards.  I wouldn't
expect there to be any change in generated code.

All it's doing is replacing the driver's private TRUE/FALSE with the
kernel-wide ones.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux