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Message-ID: <4dc9a4eb-403f-951e-16e3-6fae5ed322be@acm.org>
Date: Sun, 17 Jul 2022 07:50:46 -0700
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Subject: Re: [ammarfaizi2-block:axboe/linux-block/for-next 91/112]
 include/trace/events/nilfs2.h:191:1: sparse: sparse: cast to restricted
 blk_opf_t
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To: kernel test robot <lkp@intel.com>
Cc: kbuild-all@lists.01.org, Ammar Faizi <ammarfaizi2@gnuweeb.org>,
 GNU/Weeb Mailing List <gwml@vger.gnuweeb.org>, linux-kernel@vger.kernel.org,
 Jens Axboe <axboe@kernel.dk>, Ryusuke Konishi <konishi.ryusuke@gmail.com>
References: <202207162314.Jz305X9h-lkp@intel.com>
From: Bart Van Assche <bvanassche@acm.org>
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On 7/16/22 08:40, kernel test robot wrote:
> sparse warnings: (new ones prefixed by >>)
>     fs/nilfs2/segment.c: note: in included file (through include/trace/trace_events.h, include/trace/define_trace.h, include/trace/events/nilfs2.h):
>>> include/trace/events/nilfs2.h:191:1: sparse: sparse: cast to restricted blk_opf_t
>>> include/trace/events/nilfs2.h:191:1: sparse: sparse: cast to restricted blk_opf_t
>>> include/trace/events/nilfs2.h:191:1: sparse: sparse: restricted blk_opf_t degrades to integer
>>> include/trace/events/nilfs2.h:191:1: sparse: sparse: restricted blk_opf_t degrades to integer

I think the root cause of this and similar reports is in the tracing 
core core. I will post a patch.

Thanks,

Bart.