Re: [PATCH 9/9] fs: dlm: lockd: Convert int result to unsigned char type

From: David Teigland
Date: Wed Jul 23 2014 - 14:33:53 EST


On Wed, Jul 23, 2014 at 02:11:39PM -0400, Jeff Layton wrote:
> On Sun, 20 Jul 2014 11:23:43 -0700
> Joe Perches <joe@xxxxxxxxxxx> wrote:
>
> > op->info.rv is an s32, but it's only used as a u8.
> >
>
> I don't understand this patch. info.rv is s32 (and I assume that "rv"
> stands for "return value"). What I don't get is why you think it's just
> used as a u8. It seems to be used more like a bool than anything else,

Thank you, Jeff.

/* info.rv from userspace is 1 for conflict, 0 for no-conflict,
-ENOENT if there are no locks on the file */

rv = op->info.rv;

> and I'm not sure that "type" is really a good description for it. Maybe
> it should be a "bool" and named "conflict", given the comments in
> dlm_posix_get ?

type is not a good name.

Sorry Joe, I'm not a fan of your patches.

Dave
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