linux-ext4 - Re: [PATCH 6/8] nowait aio: ext4

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Message-ID: <20170404084122.GA10252@infradead.org>
Date:   Tue, 4 Apr 2017 01:41:22 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Jan Kara <jack@...e.cz>
Cc:     Goldwyn Rodrigues <rgoldwyn@...e.de>,
        linux-fsdevel@...r.kernel.org, jack@...e.com, hch@...radead.org,
        linux-block@...r.kernel.org, linux-btrfs@...r.kernel.org,
        linux-ext4@...r.kernel.org, linux-xfs@...r.kernel.org,
        sagi@...mberg.me, avi@...lladb.com, axboe@...nel.dk,
        linux-api@...r.kernel.org, willy@...radead.org,
        tom.leiming@...il.com, Goldwyn Rodrigues <rgoldwyn@...e.com>
Subject: Re: [PATCH 6/8] nowait aio: ext4

On Tue, Apr 04, 2017 at 09:58:53AM +0200, Jan Kara wrote:
> FS_NOWAIT looks a bit too generic given these are filesystem feature flags.
> Can we call it FS_NOWAIT_IO?

It's way to generic as it's a feature of the particular file_operations
instance.  But once we switch to using RWF_* we can just the existing
per-op feature checks for thos and the per-fs flag should just go away.