Re: [PATCH v5 40/42] fs: introduce MOUNT_ATTR_IDMAP

[PATCH v5 00/42] idmapped mounts · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 02/42] mount: make {lock,unlock}_mount_hash() static · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 03/42] namespace: only take read lock in do_reconfigure_mnt() · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 04/42] fs: split out functions to hold writers · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 05/42] fs: add attr_flags_to_mnt_flags helper · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 06/42] fs: add mount_setattr() · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 09/42] mount: attach mappings to mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 09/42] mount: attach mappings to mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 10/42] capability: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 10/42] capability: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 07/42] tests: add mount_setattr() selftests · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 12/42] inode: make init and permission helpers idmapped mount aware · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 12/42] inode: make init and permission helpers idmapped mount aware · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 11/42] namei: make permission helpers idmapped mount aware · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 11/42] namei: make permission helpers idmapped mount aware · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 08/42] fs: add id translation helpers · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 17/42] commoncap: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 17/42] commoncap: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 14/42] acl: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 14/42] acl: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 19/42] namei: handle idmapped mounts in may_*() helpers · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 19/42] namei: handle idmapped mounts in may_*() helpers · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 18/42] stat: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 18/42] stat: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 16/42] xattr: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 16/42] xattr: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 13/42] attr: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 13/42] attr: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 01/42] namespace: take lock_mount_hash() directly when changing flags · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 15/42] fs: add file_user_ns() helper · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 15/42] fs: add file_user_ns() helper · Jann Horn <jannh@google.com> · 2021-01-19
Re: [PATCH v5 15/42] fs: add file_user_ns() helper · Christian Brauner <hidden> · 2021-01-20
Re: [PATCH v5 15/42] fs: add file_user_ns() helper · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 20/42] namei: introduce struct renamedata · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 20/42] namei: introduce struct renamedata · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 39/42] overlayfs: do not mount on top of idmapped mounts · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 41/42] tests: extend mount_setattr tests · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 41/42] tests: extend mount_setattr tests · Randy Dunlap <hidden> · 2021-01-13
[PATCH v5 21/42] namei: prepare for idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 21/42] namei: prepare for idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 34/42] ima: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 30/42] would_dump: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 30/42] would_dump: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 23/42] open: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 23/42] open: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
Re: [PATCH v5 23/42] open: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-19
[PATCH v5 38/42] ecryptfs: do not mount on top of idmapped mounts · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 26/42] fcntl: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 26/42] fcntl: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 33/42] apparmor: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 28/42] init: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 25/42] utimes: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 25/42] utimes: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 31/42] exec: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 31/42] exec: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 37/42] xfs: support idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 37/42] xfs: support idmapped mounts · Dave Chinner <david@fromorbit.com> · 2021-01-14
Re: [PATCH v5 37/42] xfs: support idmapped mounts · Christian Brauner <hidden> · 2021-01-14
Re: [PATCH v5 37/42] xfs: support idmapped mounts · Dave Chinner <david@fromorbit.com> · 2021-01-17
Re: [PATCH v5 37/42] xfs: support idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-15
[PATCH v5 29/42] ioctl: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 29/42] ioctl: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 36/42] ext4: support idmapped mounts · Christian Brauner <hidden> · 2021-01-12
[PATCH v5 22/42] open: handle idmapped mounts in do_truncate() · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 22/42] open: handle idmapped mounts in do_truncate() · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 40/42] fs: introduce MOUNT_ATTR_IDMAP · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 40/42] fs: introduce MOUNT_ATTR_IDMAP · Christoph Hellwig <hch@infradead.org> · 2021-01-19
Re: [PATCH v5 40/42] fs: introduce MOUNT_ATTR_IDMAP · Christian Brauner <hidden> · 2021-01-19
[PATCH v5 27/42] notify: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 27/42] notify: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 24/42] af_unix: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 24/42] af_unix: handle idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-19
[PATCH v5 35/42] fat: handle idmapped mounts · Christian Brauner <hidden> · 2021-01-12
Re: [PATCH v5 00/42] idmapped mounts · "Darrick J. Wong" <djwong@kernel.org> · 2021-01-14
Re: [PATCH v5 00/42] idmapped mounts · Christian Brauner <hidden> · 2021-01-14
Re: [PATCH v5 00/42] idmapped mounts · Dave Chinner <david@fromorbit.com> · 2021-01-14
Re: [PATCH v5 00/42] idmapped mounts · Christoph Hellwig <hch@infradead.org> · 2021-01-15
Re: [PATCH v5 00/42] idmapped mounts · "Theodore Ts'o" <tytso@mit.edu> · 2021-01-15
Re: [PATCH v5 00/42] idmapped mounts · Christian Brauner <hidden> · 2021-01-16

From: Christian Brauner <hidden>
Date: 2021-01-19 22:40:21
Also in: linux-api, linux-ext4, linux-fsdevel, linux-integrity, linux-xfs, selinux

On Tue, Jan 19, 2021 at 09:47:50AM +0000, Christoph Hellwig wrote:

Generally looks good, but wouldn't it make sense to introduce the
userns_fd in version 0 of the mount_attr structure instead of having
two versions from the start?

I agree.

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