From: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
To: Joe Perches <joe-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org>
Cc: linux-xfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-raid-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-nvdimm-hn68Rpc1hR1g9hUCZPvPmw@public.gmane.org,
Mimi Zohar
<zohar-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>,
Amir Goldstein <amir73il-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Steven Whitehouse
<swhiteho-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
David Howells <dhowells-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Andy Shevchenko
<andriy.shevchenko-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>,
Shaohua Li <shli-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
Subject: Re: [PATCH 03/23] uuid: remove uuid_be defintions from the uapi header
Date: Thu, 18 May 2017 09:13:52 +0200 [thread overview]
Message-ID: <20170518071352.GA515@lst.de> (raw)
In-Reply-To: <1495091565.31562.28.camel-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org>
On Thu, May 18, 2017 at 12:12:45AM -0700, Joe Perches wrote:
> On Thu, 2017-05-18 at 08:26 +0200, Christoph Hellwig wrote:
> > We don't use uuid_be and the UUID_BE constants in any uapi headers, so make
> > them private to the kernel.
>
> On the assumption that no user program uses them?
> Is that a safe assumption?
It's not a userspace ABI, so by defintion it does not break an
existing user program. If someone was using it they should be using
uuid_t from libuuid instead, as that gives them the routines to deal
with it.
next prev parent reply other threads:[~2017-05-18 7:13 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-18 6:26 cleanup UUID types V3 Christoph Hellwig
2017-05-18 6:26 ` [PATCH 03/23] uuid: remove uuid_be defintions from the uapi header Christoph Hellwig
[not found] ` <20170518062705.25902-4-hch-jcswGhMUV9g@public.gmane.org>
2017-05-18 7:12 ` Joe Perches
[not found] ` <1495091565.31562.28.camel-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org>
2017-05-18 7:13 ` Christoph Hellwig [this message]
[not found] ` <20170518071352.GA515-jcswGhMUV9g@public.gmane.org>
2017-05-19 10:58 ` David Howells
[not found] ` <13041.1495191521-S6HVgzuS8uM4Awkfq6JHfwNdhmdF6hFW@public.gmane.org>
2017-05-21 6:55 ` Christoph Hellwig
2017-05-18 6:26 ` [PATCH 07/23] uuid: hoist helpers uuid_equal() and uuid_copy() from xfs Christoph Hellwig
[not found] ` <20170518062705.25902-1-hch-jcswGhMUV9g@public.gmane.org>
2017-05-18 6:26 ` [PATCH 01/23] xfs: use uuid_copy() helper to abstract uuid_t Christoph Hellwig
[not found] ` <20170518062705.25902-2-hch-jcswGhMUV9g@public.gmane.org>
2017-05-18 13:27 ` Brian Foster
2017-05-18 23:32 ` Darrick J. Wong
2017-05-18 6:26 ` [PATCH 02/23] xfs: use uuid_be to implement the uuid_t type Christoph Hellwig
[not found] ` <20170518062705.25902-3-hch-jcswGhMUV9g@public.gmane.org>
2017-05-18 13:27 ` Brian Foster
2017-05-18 23:34 ` Darrick J. Wong
2017-05-18 6:26 ` [PATCH 04/23] uuid: rename uuid types Christoph Hellwig
[not found] ` <20170518062705.25902-5-hch-jcswGhMUV9g@public.gmane.org>
2017-05-18 17:42 ` Darrick J. Wong
2017-05-18 6:26 ` [PATCH 05/23] uuid: don't export guid_index and uuid_index Christoph Hellwig
2017-05-18 6:26 ` [PATCH 06/23] uuid: add the v1 layout to uuid_t Christoph Hellwig
2017-05-18 6:26 ` [PATCH 08/23] uuid: hoist uuid_is_null() helper from libnvdimm Christoph Hellwig
2017-05-18 6:26 ` [PATCH 09/23] S390/sysinfo: use uuid_is_null instead of opencoding it Christoph Hellwig
2017-05-18 6:26 ` [PATCH 10/23] afs: switch to use uuid_t and uuid_gen Christoph Hellwig
2017-05-22 18:49 ` Andy Shevchenko
[not found] ` <1495478957.6967.69.camel-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2017-05-23 8:49 ` Christoph Hellwig
[not found] ` <20170523084956.GB20121-jcswGhMUV9g@public.gmane.org>
2017-05-23 13:11 ` Andy Shevchenko
[not found] ` <1495545099.6967.81.camel-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2017-05-25 13:00 ` Christoph Hellwig
[not found] ` <20170525130027.GA30194-jcswGhMUV9g@public.gmane.org>
2017-05-25 13:29 ` Andy Shevchenko
2017-05-18 6:26 ` [PATCH 11/23] uuid: remove struct uuid_v1 Christoph Hellwig
2017-05-18 6:26 ` [PATCH 12/23] xfs: remove uuid_getnodeuniq and xfs_uu_t Christoph Hellwig
[not found] ` <20170518062705.25902-13-hch-jcswGhMUV9g@public.gmane.org>
2017-05-18 13:27 ` Brian Foster
2017-05-18 23:35 ` Darrick J. Wong
2017-05-18 6:26 ` [PATCH 13/23] md: namespace private helper names Christoph Hellwig
[not found] ` <20170518062705.25902-14-hch-jcswGhMUV9g@public.gmane.org>
2017-05-18 18:32 ` Shaohua Li
2017-05-22 18:52 ` Andy Shevchenko
2017-05-23 8:41 ` Christoph Hellwig
2017-05-18 6:26 ` [PATCH 14/23] xfs: use the common helper uuid_is_null() Christoph Hellwig
[not found] ` <20170518062705.25902-15-hch-jcswGhMUV9g@public.gmane.org>
2017-05-18 13:27 ` Brian Foster
2017-05-18 6:26 ` [PATCH 15/23] block: remove blk_part_pack_uuid Christoph Hellwig
[not found] ` <20170518062705.25902-16-hch-jcswGhMUV9g@public.gmane.org>
2017-05-18 23:15 ` Mimi Zohar
2017-05-18 6:26 ` [PATCH 16/23] ima/policy: switch to use uuid_t Christoph Hellwig
[not found] ` <20170518062705.25902-17-hch-jcswGhMUV9g@public.gmane.org>
2017-05-18 23:16 ` Mimi Zohar
2017-05-18 6:26 ` [PATCH 17/23] fs: switch ->s_uuid to uuid_t Christoph Hellwig
[not found] ` <20170518062705.25902-18-hch-jcswGhMUV9g@public.gmane.org>
2017-05-18 23:17 ` Mimi Zohar
2017-05-18 6:27 ` [PATCH 18/23] overlayfs: use uuid_t instead of uuid_be Christoph Hellwig
2017-05-18 6:27 ` [PATCH 19/23] partitions/ldm: switch to use uuid_t Christoph Hellwig
2017-05-18 6:27 ` [PATCH 20/23] sysctl: " Christoph Hellwig
2017-05-18 6:27 ` [PATCH 21/23] nvme: switch to uuid_t Christoph Hellwig
2017-05-18 6:27 ` [PATCH 22/23] scsi_debug: " Christoph Hellwig
2017-05-18 6:27 ` [PATCH 23/23] uuid: remove uuid_be Christoph Hellwig
[not found] ` <20170518062705.25902-24-hch-jcswGhMUV9g@public.gmane.org>
2017-05-18 7:57 ` Amir Goldstein
[not found] ` <CAOQ4uxj+TH5vS5HoEFPJXUpneBqr+YwbVES0bsHzw9qmS8HzKg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-05-18 8:56 ` Christoph Hellwig
[not found] ` <20170518085629.GA6149-jcswGhMUV9g@public.gmane.org>
2017-05-22 18:59 ` Andy Shevchenko
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