Re: [PATCH v2] seccomp: passthrough uretprobe systemcall without filtering

On 01/28, Oleg Nesterov wrote:

can't review, I know nothing about seccomp_cache, but

On 01/28, Eyal Birger wrote:

quoted

+static bool seccomp_is_const_allow(struct sock_fprog_kern *fprog,
+				   struct seccomp_data *sd)
+{
+#ifdef __NR_uretprobe
+	if (sd->nr == __NR_uretprobe
+#ifdef SECCOMP_ARCH_COMPAT
+	    && sd->arch != SECCOMP_ARCH_COMPAT
+#endif

it seems you can check

            && sd->arch == SECCOMP_ARCH_NATIVE

and avoid #ifdef SECCOMP_ARCH_COMPAT

Although perhaps you added this ifdef to avoid the unnecessary
sd->arch check if !CONFIG_COMPAT ...

Oleg.