From: Ammar Faizi <ammarfaizi2@gnuweeb.org>
To: kernel test robot <lkp@intel.com>
Cc: oe-kbuild-all@lists.linux.dev,
GNU/Weeb Mailing List <gwml@vger.gnuweeb.org>
Subject: Re: [ammarfaizi2-block:af/dev.btrfs 10/11] fs/btrfs/fs.h:173:56: warning: left shift count >= width of type
Date: Sat, 25 Feb 2023 15:40:41 +0700 [thread overview]
Message-ID: <Y/nJiX8cthAD4kd4@biznet-home.integral.gnuweeb.org> (raw)
In-Reply-To: <202302251144.IPOtICDl-lkp@intel.com>
On Sat, Feb 25, 2023 at 11:26:21AM +0800, kernel test robot wrote:
> >> fs/btrfs/fs.h:173:56: warning: left shift count >= width of type [-Wshift-count-overflow]
> 173 | BTRFS_MOUNT_WQ_CPU_SET = (1UL << 32),
> | ^~
Got it, in that system, unsigned long is 32-bit. So it overflows.
--
Ammar Faizi
prev parent reply other threads:[~2023-02-25 8:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-25 3:26 [ammarfaizi2-block:af/dev.btrfs 10/11] fs/btrfs/fs.h:173:56: warning: left shift count >= width of type kernel test robot
2023-02-25 8:40 ` Ammar Faizi [this message]
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