[PATCH v3 02/11] syslog_ns: add syslog_ns into user_namespace
Add a syslog_ns pointer to user_namespace, and make syslog_ns per user_namespace, not global. Since syslog_ns is assigned to user_ns, we can have full capabilities in new user_ns to create a new syslog_ns. Signed-off-by: Rui Xiang --- include/linux/syslog.h | 5 + include/linux/user_namespace.h | 1 + 2 files changed, 6 insertions(+) diff --git a/include/linux/syslog.h b/include/linux/syslog.h index 425fafe..62ce47f 100644 --- a/include/linux/syslog.h +++ b/include/linux/syslog.h @@ -90,6 +90,11 @@ struct syslog_namespace { size_t syslog_partial; int dmesg_restrict; + + /* +* user namespace which owns this syslog ns. +*/ + struct user_namespace *owner; }; static inline struct syslog_namespace *get_syslog_ns( diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h index b6b215f..ce2de5b 100644 --- a/include/linux/user_namespace.h +++ b/include/linux/user_namespace.h @@ -28,6 +28,7 @@ struct user_namespace { unsigned intproc_inum; boolmay_mount_sysfs; boolmay_mount_proc; + struct syslog_namespace *syslog_ns; }; extern struct user_namespace init_user_ns; -- 1.8.2.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH v3 02/11] syslog_ns: add syslog_ns into user_namespace
Add a syslog_ns pointer to user_namespace, and make syslog_ns per user_namespace, not global. Since syslog_ns is assigned to user_ns, we can have full capabilities in new user_ns to create a new syslog_ns. Signed-off-by: Rui Xiang rui.xi...@huawei.com --- include/linux/syslog.h | 5 + include/linux/user_namespace.h | 1 + 2 files changed, 6 insertions(+) diff --git a/include/linux/syslog.h b/include/linux/syslog.h index 425fafe..62ce47f 100644 --- a/include/linux/syslog.h +++ b/include/linux/syslog.h @@ -90,6 +90,11 @@ struct syslog_namespace { size_t syslog_partial; int dmesg_restrict; + + /* +* user namespace which owns this syslog ns. +*/ + struct user_namespace *owner; }; static inline struct syslog_namespace *get_syslog_ns( diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h index b6b215f..ce2de5b 100644 --- a/include/linux/user_namespace.h +++ b/include/linux/user_namespace.h @@ -28,6 +28,7 @@ struct user_namespace { unsigned intproc_inum; boolmay_mount_sysfs; boolmay_mount_proc; + struct syslog_namespace *syslog_ns; }; extern struct user_namespace init_user_ns; -- 1.8.2.2 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/