linux-kernel - Re: [PATCH] btrfs: Fix -Wunused-but-set-variable warnings

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Message-ID: <c7dd57c50690048c16722005bba1c47bcb3af750.camel@perches.com>
Date:   Fri, 31 May 2019 13:38:22 -0700
From:   Joe Perches <joe@...ches.com>
To:     Andrey Abramov <st5pub@...dex.ru>, "clm@...com" <clm@...com>,
        "josef@...icpanda.com" <josef@...icpanda.com>,
        "dsterba@...e.com" <dsterba@...e.com>
Cc:     "linux-btrfs@...r.kernel.org" <linux-btrfs@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] btrfs: Fix -Wunused-but-set-variable warnings

On Fri, 2019-05-31 at 23:31 +0300, Andrey Abramov wrote:
> 31.05.2019, 23:05, "Joe Perches" <joe@...ches.com>:
> > On Fri, 2019-05-31 at 22:53 +0300, Andrey Abramov wrote:
> > >  Fix -Wunused-but-set-variable warnings in raid56.c and sysfs.c files
> > These uses seem boolean, so perhaps just use bool?
> I used int because you use ints (as bools) everywhere (for example
> there is only one bool (as a function argument) in the entire raid56.c
> file with 3000 lines of code), so with int code looks more consistent.
> Are you sure that I should use bool?

That's up to you and the btrfs maintainers.