On Tue, May 07, 2013 at 10:20:30AM +0800, Gao feng wrote:
> diff --git a/include/linux/audit.h b/include/linux/audit.h
> index 684599b..33e6584 100644
> --- a/include/linux/audit.h
> +++ b/include/linux/audit.h
> @@ -441,7 +441,8 @@ extern int audit_filter_type(int type);
> extern int audit_receive_filter(int type, int pid, int seq,
> void *data, size_t datasz, kuid_t loginuid,
> u32 sessionid, u32 sid);
> -extern int audit_enabled;
> +#define audit_enabled (init_user_ns.audit.enabled)
> +#define audit_enabled_ns (ns->audit.enabled)
> #else /* CONFIG_AUDIT */
> static inline __printf(4, 5)
> void audit_log(struct audit_context *ctx, gfp_t gfp_mask, int type,
> @@ -487,6 +488,7 @@ static inline void audit_set_user_ns(struct user_namespace *ns)
> static inline void audit_free_user_ns(struct user_namespace *ns)
> { }
> #define audit_enabled 0
> +#define audit_enabled_ns(ns) 0
conflicting definitions here. maybe the first one should be
#define audit_enabled_ns(ns) (ns->audit.enabled)?
> @@ -285,14 +282,15 @@ static int audit_do_config_change(char *function_name, int *to_change,
> u32 sid)
> {
> int allow_changes, rc = 0, old = *to_change;
> + struct user_namespace *ns = current_user_ns();
>
> /* check if we are locked */
> - if (audit_enabled == AUDIT_LOCKED)
> + if (ns->audit.enabled == AUDIT_LOCKED)
then you don't use the macro you introduced?
> @@ -609,7 +608,7 @@ static int audit_log_common_recv_msg(struct audit_buffer **ab, u16 msg_type,
> char *ctx = NULL;
> u32 len;
>
> - if (!audit_enabled) {
> + if (!init_user_ns.audit.enabled) {
> *ab = NULL;
> return rc;
> }
same here
--
Aristeu
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