linux-kernel - Re: [alobakin:bitops 3/7] block/elevator.c:222:9: sparse: sparse: cast from restricted req_flags

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Date:   Mon, 20 Jun 2022 21:21:12 +0200
From:   Luc Van Oostenryck <luc.vanoostenryck@...il.com>
To:     Alexander Lobakin <alexandr.lobakin@...el.com>
Cc:     Arnd Bergmann <arnd@...db.de>, Yury Norov <yury.norov@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Mark Rutland <mark.rutland@....com>,
        Matt Turner <mattst88@...il.com>,
        Brian Cain <bcain@...cinc.com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Rich Felker <dalias@...c.org>,
        "David S. Miller" <davem@...emloft.net>,
        Kees Cook <keescook@...omium.org>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        Marco Elver <elver@...gle.com>, Borislav Petkov <bp@...e.de>,
        Tony Luck <tony.luck@...el.com>,
        Maciej Fijalkowski <maciej.fijalkowski@...el.com>,
        Jesse Brandeburg <jesse.brandeburg@...el.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-alpha@...r.kernel.org, linux-hexagon@...r.kernel.org,
        linux-ia64@...r.kernel.org, linux-m68k@...ts.linux-m68k.org,
        linux-sh@...r.kernel.org, sparclinux@...r.kernel.org,
        linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
        kbuild-all@...ts.01.org, kernel test robot <lkp@...el.com>
Subject: Re: [alobakin:bitops 3/7] block/elevator.c:222:9: sparse: sparse:
 cast from restricted req_flags_t

On Mon, Jun 20, 2022 at 03:51:46PM +0200, Alexander Lobakin wrote:
> From: kernel test robot <lkp@...el.com>
> Date: Sun, 19 Jun 2022 17:20:05 +0800
> 
> Also, could someone please help me with this? I don't get what went
> wrong with sparse, it's not even some new code, just moving old
> stuff.

Hi,

The first sparse's warnings (sparse: preprocessor token __ATOMIC_*) are already
fixed (and most probably, the bots have already taken the fix).
I'm working on the second ones (sparse: unreplaced symbol).

-- Luc (Sparse's maintainer)