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authorAlexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com>2023-08-07 15:26:15 +0200
committerIlya Dryomov <idryomov@gmail.com>2023-11-03 23:28:33 +0100
commit1b90344614cc5949666328b37f03edec1d4e2873 (patch)
tree06c827faefe5b057464ae968668305e08eb32bf6 /include
parentlibceph, ceph: move mdsmap.h to fs/ceph (diff)
downloadlinux-1b90344614cc5949666328b37f03edec1d4e2873.tar.xz
linux-1b90344614cc5949666328b37f03edec1d4e2873.zip
fs: export mnt_idmap_get/mnt_idmap_put
These helpers are required to support idmapped mounts in CephFS. Cc: linux-fsdevel@vger.kernel.org Signed-off-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com> Reviewed-by: Christian Brauner <brauner@kernel.org> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mnt_idmapping.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/mnt_idmapping.h b/include/linux/mnt_idmapping.h
index 057c89867aa2..b8da2db4ecd2 100644
--- a/include/linux/mnt_idmapping.h
+++ b/include/linux/mnt_idmapping.h
@@ -115,6 +115,9 @@ static inline bool vfsgid_eq_kgid(vfsgid_t vfsgid, kgid_t kgid)
int vfsgid_in_group_p(vfsgid_t vfsgid);
+struct mnt_idmap *mnt_idmap_get(struct mnt_idmap *idmap);
+void mnt_idmap_put(struct mnt_idmap *idmap);
+
vfsuid_t make_vfsuid(struct mnt_idmap *idmap,
struct user_namespace *fs_userns, kuid_t kuid);