linux-kernel - Re: [PATCH v2 1/3] ext4: Add alignment check for DAX mount

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Message-ID: <20160503090021.GC12748@quack2.suse.cz>
Date:	Tue, 3 May 2016 11:00:21 +0200
From:	Jan Kara <jack@...e.cz>
To:	Christoph Hellwig <hch@...radead.org>
Cc:	Toshi Kani <toshi.kani@....com>, dan.j.williams@...el.com,
	jack@...e.cz, david@...morbit.com, boaz@...xistor.com,
	tytso@....edu, adilger.kernel@...ger.ca,
	ross.zwisler@...ux.intel.com, micah.parrish@....com,
	linux-nvdimm@...1.01.org, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/3] ext4: Add alignment check for DAX mount

On Tue 03-05-16 01:44:10, Christoph Hellwig wrote:
> Please come up with a version that doesn't require tons of boilerplate
> code in every file system.

Well, I was thinking about some helper as well but we could save ~4 lines
with that and that didn't seem significant to me. Most of the lines is
actually reporting appropriate mount error in dmesg and that is
fs-dependent so it needs to stay in the filesystem... So what do you have
in mind?

							Honza
-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR