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From: Jeff Moyer <jmoyer@redhat.com>
To: Milosz Tanski <milosz@adfin.com>
Cc: linux-kernel@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
	Christoph Hellwig <hch@infradead.org>,
	linux-fsdevel@vger.kernel.org, linux-aio@kvack.org,
	Mel Gorman <mgorman@suse.de>,
	Volker Lendecke <Volker.Lendecke@sernet.de>,
	Tejun Heo <tj@kernel.org>, Theodore Ts'o <tytso@mit.edu>,
	Al Viro <viro@zeniv.linux.org.uk>,
	linux-api@vger.kernel.org,
	Michael Kerrisk <mtk.manpages@gmail.com>,
	linux-arch@vger.kernel.org, ceph-devel@vger.kernel.org,
	fuse-devel@lists.sourceforge.net, linux-nfs@vger.kernel.org,
	ocfs2-devel@oss.oracle.com, linux-mm@kvack.org
Subject: Re: [PATCH v5 7/7] fs: add a flag for per-operation O_DSYNC semantics
Date: Thu, 06 Nov 2014 18:46:08 -0500	[thread overview]
Message-ID: <x49r3xf28qn.fsf@segfault.boston.devel.redhat.com> (raw)
In-Reply-To: <c188b04ede700ce5f986b19de12fa617d158540f.1415220890.git.milosz@adfin.com> (Milosz Tanski's message of "Wed, 5 Nov 2014 16:14:53 -0500")

Milosz Tanski <milosz@adfin.com> writes:

> -		if (type == READ && (flags & RWF_NONBLOCK))
> -			return -EAGAIN;
> +		if (type == READ) {
> +			if (flags & RWF_NONBLOCK)
> +				return -EAGAIN;
> +		} else {
> +			if (flags & RWF_DSYNC)
> +				return -EINVAL;
> +		}

Minor nit, but I'd rather read something that looks like this:

	if (type == READ && (flags & RWF_NONBLOCK))
		return -EAGAIN;
	else if (type == WRITE && (flags & RWF_DSYNC))
		return -EINVAL;

I won't lose sleep over it, though.

Reviewed-by: Jeff Moyer <jmoyer@redhat.com>

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  reply	other threads:[~2014-11-06 23:46 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-05 21:14 [PATCH v5 0/7] vfs: Non-blockling buffered fs read (page cache only) Milosz Tanski
2014-11-05 21:14 ` [PATCH v5 1/7] vfs: Prepare for adding a new preadv/pwritev with user flags Milosz Tanski
2014-11-05 21:14 ` [PATCH v5 2/7] vfs: Define new syscalls preadv2,pwritev2 Milosz Tanski
2014-11-06 23:25   ` Jeff Moyer
2014-11-07 16:28     ` Milosz Tanski
2014-11-05 21:14 ` [PATCH v5 3/7] x86: wire up preadv2 and pwritev2 Milosz Tanski
2014-11-05 21:14 ` [PATCH v5 4/7] vfs: RWF_NONBLOCK flag for preadv2 Milosz Tanski
2014-11-10 16:07   ` Sage Weil
2014-11-05 21:14 ` [PATCH v5 5/7] xfs: add RWF_NONBLOCK support Milosz Tanski
2014-11-05 21:14 ` [PATCH v5 6/7] fs: pass iocb to generic_write_sync Milosz Tanski
2014-11-06 10:18   ` [Cluster-devel] " Steven Whitehouse
2014-11-06 10:52   ` [Linux-NTFS-Dev] " Anton Altaparmakov
2014-11-06 16:14     ` Milosz Tanski
2014-11-06 12:04   ` Jan Kara
2014-11-05 21:14 ` [PATCH v5 7/7] fs: add a flag for per-operation O_DSYNC semantics Milosz Tanski
2014-11-06 23:46   ` Jeff Moyer [this message]
     [not found]     ` <x49r3xf28qn.fsf-RRHT56Q3PSP4kTEheFKJxxDDeQx5vsVwAInAS/Ez/D0@public.gmane.org>
2014-11-07  4:22       ` [PATCH v5 7/7] " Anton Altaparmakov
2014-11-07  5:52         ` [fuse-devel] " Anand Avati
2014-11-07  6:43           ` Anton Altaparmakov
2014-11-07 14:21             ` Roger Willcocks
2014-11-07 19:58               ` Milosz Tanski
2014-11-10 16:07   ` [PATCH v5 7/7] fs: " Sage Weil
     [not found] ` <cover.1415220890.git.milosz-B5zB6C1i6pkAvxtiuMwx3w@public.gmane.org>
2014-11-06  7:56   ` [PATCH v5 0/7] vfs: Non-blockling buffered fs read (page cache only) Christoph Hellwig
2014-11-06 15:46     ` Milosz Tanski
2014-11-06 15:44 ` [PATCH v2 1/2] Add preadv2/pwritev2 documentation Milosz Tanski
     [not found]   ` <d2cbc4795f774b521e13ac448d07a1156c6aa04d.1415288353.git.milosz-B5zB6C1i6pkAvxtiuMwx3w@public.gmane.org>
2014-11-06 15:44     ` [PATCH v2 2/2] RWF_ODSYNC flag for pwritev2 Milosz Tanski
2014-11-06 16:16 ` [PATCH v5 0/7] vfs: Non-blockling buffered fs read (page cache only) Milosz Tanski

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