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Commit 968e66f8 authored by Christian Brauner's avatar Christian Brauner Committed by Greg Kroah-Hartman
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fs: add i_user_ns() helper

commit a1ec9040 upstream.

Since we'll be passing the filesystem's idmapping in even more places in
the following patches and we do already dereference struct inode to get
to the filesystem's idmapping multiple times add a tiny helper.

Link: https://lore.kernel.org/r/20211123114227.3124056-10-brauner@kernel.org (v1)
Link: https://lore.kernel.org/r/20211130121032.3753852-10-brauner@kernel.org (v2)
Link: https://lore.kernel.org/r/20211203111707.3901969-10-brauner@kernel.org


Cc: Seth Forshee <sforshee@digitalocean.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
CC: linux-fsdevel@vger.kernel.org
Reviewed-by: default avatarAmir Goldstein <amir73il@gmail.com>
Reviewed-by: default avatarSeth Forshee <sforshee@digitalocean.com>
Signed-off-by: default avatarChristian Brauner <christian.brauner@ubuntu.com>
Signed-off-by: default avatarChristian Brauner (Microsoft) <brauner@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 21c6c720
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