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Date:   Sat, 29 Feb 2020 10:59:15 -0800
From:   Christoph Hellwig <hch@infradead.org>
To:     masahiro31.yamada@kioxia.com
Cc:     kbusch@kernel.org, axboe@fb.com, hch@lst.de, sagi@grimberg.me,
        linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] nvme: fix NVME_IOCTL_SUBMIT_IO for compat_ioctl
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We can't just change the existing structure, instead we'll need
a compat handler for the 32-bit x86 case.