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alistair23-linux/net/unix
Christian Brauner 7c02cf73d0
af_unix: handle idmapped mounts
When binding a non-abstract AF_UNIX socket it will gain a representation
in the filesystem. Enable the socket infrastructure to handle idmapped
mounts by passing down the user namespace of the mount the socket will
be created from. If the initial user namespace is passed nothing changes
so non-idmapped mounts will see identical behavior as before.

Link: https://lore.kernel.org/r/20210121131959.646623-18-christian.brauner@ubuntu.com
Cc: Christoph Hellwig <hch@lst.de>
Cc: David Howells <dhowells@redhat.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: linux-fsdevel@vger.kernel.org
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: James Morris <jamorris@linux.microsoft.com>
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
2021-01-24 14:27:18 +01:00
..
Kconfig treewide: replace '---help---' in Kconfig files with 'help' 2020-06-14 01:57:21 +09:00
Makefile net: split out functions related to registering inflight socket files 2019-02-28 08:24:23 -07:00
af_unix.c af_unix: handle idmapped mounts 2021-01-24 14:27:18 +01:00
diag.c net: Add UNIX_DIAG_UID to Netlink UNIX socket diagnostics. 2019-05-22 10:36:35 -07:00
garbage.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 62 2019-05-24 17:36:46 +02:00
scm.c io_uring: move io_uring_get_socket() into io_uring.h 2020-09-30 20:32:33 -06:00
scm.h net: split out functions related to registering inflight socket files 2019-02-28 08:24:23 -07:00
sysctl_net_unix.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00