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authorEric W. Biederman <ebiederm@xmission.com>2016-08-08 21:37:37 +0200
committerEric W. Biederman <ebiederm@xmission.com>2016-08-31 14:28:35 +0200
commit537f7ccb396804c6d0057b93ba8eb104ba44f851 (patch)
tree0fbb44ee9bb13aed8c9e3fedede97c07dcf2a4da /fs/mount.h
parentnetns: Add a limit on the number of net namespaces (diff)
downloadlinux-537f7ccb396804c6d0057b93ba8eb104ba44f851.tar.xz
linux-537f7ccb396804c6d0057b93ba8eb104ba44f851.zip
mntns: Add a limit on the number of mount namespaces.
v2: Fixed the very obvious lack of setting ucounts on struct mnt_ns reported by Andrei Vagin, and the kbuild test report. Reported-by: Andrei Vagin <avagin@openvz.org> Acked-by: Kees Cook <keescook@chromium.org> Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'fs/mount.h')
-rw-r--r--fs/mount.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/mount.h b/fs/mount.h
index 14db05d424f7..e037981d8351 100644
--- a/fs/mount.h
+++ b/fs/mount.h
@@ -10,6 +10,7 @@ struct mnt_namespace {
struct mount * root;
struct list_head list;
struct user_namespace *user_ns;
+ struct ucounts *ucounts;
u64 seq; /* Sequence number to prevent loops */
wait_queue_head_t poll;
u64 event;