linux-kernel - Re: include/trace/events/jbd2.h:356:1: sparse: sparse: cast to restricted blk_opf

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Date:   Thu, 6 Oct 2022 10:07:42 -0700
From:   Bart Van Assche <bvanassche@....org>
To:     kernel test robot <lkp@...el.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Jens Axboe <axboe@...nel.dk>
Subject: Re: include/trace/events/jbd2.h:356:1: sparse: sparse: cast to
 restricted blk_opf_t

On 10/6/22 06:49, kernel test robot wrote:
> sparse warnings: (new ones prefixed by >>)
>     fs/jbd2/journal.c: note: in included file (through include/trace/trace_events.h, include/trace/define_trace.h, include/trace/events/jbd2.h):
>>> include/trace/events/jbd2.h:356:1: sparse: sparse: cast to restricted blk_opf_t
>>> include/trace/events/jbd2.h:356:1: sparse: sparse: cast to restricted blk_opf_t
>>> include/trace/events/jbd2.h:356:1: sparse: sparse: restricted blk_opf_t degrades to integer
>>> include/trace/events/jbd2.h:356:1: sparse: sparse: restricted blk_opf_t degrades to integer

I cannot reproduce this. The above warnings should have been fixed by commit
92d23c6e9415 ("overflow, tracing: Define the is_signed_type() macro once").

Bart.