linux-kernel - Re: [RFC PATCH v3 1/5] new helper: iov_iter

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Date:	Wed, 18 Mar 2015 14:42:32 +0100
From:	David Sterba <dsterba@...e.cz>
To:	Omar Sandoval <osandov@...ndov.com>
Cc:	Al Viro <viro@...IV.linux.org.uk>, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH v3 1/5] new helper: iov_iter_rw()

On Tue, Mar 17, 2015 at 02:04:02PM -0700, Omar Sandoval wrote:
>  /*
> + * Get one of READ or WRITE out of iter->type without any other flags OR'd in
> + * with it.
> + *
> + * The ?: is just for type safety.
> + */
> +#define iov_iter_rw(i) ((0 ? (struct iov_iter *)0 : (i))->type & RW_MASK)

I'm fine with that, thanks.
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