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From: Christoph Hellwig <hch@infradead.org>
To: Hugh Dickins <hughd@google.com>
Cc: "Darrick J. Wong" <djwong@kernel.org>,
	Christoph Hellwig <hch@infradead.org>,
	Christian Brauner <brauner@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Oleksandr Tymoshenko <ovt@google.com>,
	Carlos Maiolino <cem@kernel.org>,
	Jeff Layton <jlayton@kernel.org>,
	Chuck Lever <chuck.lever@oracle.com>, Jan Kara <jack@suse.cz>,
	Miklos Szeredi <miklos@szeredi.hu>, Daniel Xu <dxu@dxuuu.xyz>,
	Chris Down <chris@chrisdown.name>, Tejun Heo <tj@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Matthew Wilcox <willy@infradead.org>,
	Pete Zaitcev <zaitcev@redhat.com>, Helge Deller <deller@gmx.de>,
	Topi Miettinen <toiwoton@gmail.com>, Yu Kuai <yukuai3@huawei.com>,
	linux-fsdevel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH vfs.tmpfs 4/5] tmpfs: trivial support for direct IO
Date: Fri, 11 Aug 2023 01:34:28 -0700	[thread overview]
Message-ID: <ZNXylMdgmOuTbU1z@infradead.org> (raw)
In-Reply-To: <5d913a4-a118-1218-25f2-32709b3e618@google.com>

On Thu, Aug 10, 2023 at 11:16:20PM -0700, Hugh Dickins wrote:
> Helpful support, thanks.  But I didn't read Christoph as unhappy with
> the granularity issue: just giving me directIOn to FMODE_CAN_ODIRECT,
> and rightly wondering why we ever fail O_DIRECTs.

Exactly.


  reply	other threads:[~2023-08-11  8:34 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-09  4:28 [PATCH vfs.tmpfs 0/5] tmpfs: user xattrs and direct IO Hugh Dickins
2023-08-09  4:30 ` [PATCH vfs.tmpfs 1/5] xattr: simple_xattr_set() return old_xattr to be freed Hugh Dickins
2023-08-09  9:21   ` Jan Kara
2023-08-09 11:37   ` Christian Brauner
2023-08-09 13:19   ` Carlos Maiolino
2023-08-09  4:32 ` [PATCH vfs.tmpfs 2/5] tmpfs: track free_ispace instead of free_inodes Hugh Dickins
2023-08-09  9:33   ` Jan Kara
2023-08-09 13:29   ` Carlos Maiolino
2023-08-09  4:33 ` [PATCH vfs.tmpfs 3/5] tmpfs,xattr: enable limited user extended attributes Hugh Dickins
2023-08-09  9:50   ` Jan Kara
2023-08-09 13:52   ` Carlos Maiolino
2023-08-09  4:34 ` [PATCH vfs.tmpfs 4/5] tmpfs: trivial support for direct IO Hugh Dickins
2023-08-09  9:54   ` Jan Kara
2023-08-09 13:41   ` Christoph Hellwig
2023-08-10 23:41     ` Darrick J. Wong
2023-08-11  6:16       ` Hugh Dickins
2023-08-11  8:34         ` Christoph Hellwig [this message]
2023-08-11  6:08     ` Hugh Dickins
2023-08-11  6:27   ` [PATCH vfs.tmpfs v2 " Hugh Dickins
2023-08-11  8:35     ` Christoph Hellwig
2023-08-11  8:56     ` Jan Kara
2023-08-11 11:00     ` (subset) " Christian Brauner
2023-08-09  4:36 ` [PATCH vfs.tmpfs 5/5] mm: invalidation check mapping before folio_contains Hugh Dickins
2023-08-09  9:27   ` Jan Kara
2023-08-09  6:45 ` [PATCH vfs.tmpfs 0/5] tmpfs: user xattrs and direct IO Christian Brauner
2023-08-09 11:33   ` Christian Brauner
2023-08-10  5:50     ` Hugh Dickins
2023-08-10 10:07       ` Christian Brauner
2023-08-21 17:39         ` [PATCH vfs.tmpfs] tmpfs,xattr: GFP_KERNEL_ACCOUNT for simple xattrs Hugh Dickins
2023-08-21 17:57           ` Jan Kara
2023-08-22  8:58           ` (subset) " Christian Brauner
2023-08-10 23:23       ` [PATCH vfs.tmpfs 0/5] tmpfs: user xattrs and direct IO Pete Zaitcev

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