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Message-ID: <20200731064639.GB25674@infradead.org> Date: Fri, 31 Jul 2020 07:46:39 +0100 From: Christoph Hellwig <hch@...radead.org> To: Dave Chinner <david@...morbit.com> Cc: Takuya Yoshikawa <takuya.yoshikawa@...il.com>, linux-ext4@...r.kernel.org, linux-xfs@...r.kernel.org Subject: Re: ext4/xfs: about switching underlying 512B sector devices to 4K ones On Thu, Jul 30, 2020 at 09:16:05AM +1000, Dave Chinner wrote: > if you start with 4k devices, mkfs.xfs will detect 4k > physical/logical devices and set it's sector size to 4k > automatically and hence will work on those devices, but you can't > change this retrospectively.... Alternatively you can force a larger sectors size manually at mkfs time.
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