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-rw-r--r--qemu-seccomp.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/qemu-seccomp.c b/qemu-seccomp.c
index 2866e3c2a6..cb569dc058 100644
--- a/qemu-seccomp.c
+++ b/qemu-seccomp.c
@@ -16,11 +16,13 @@
#include <seccomp.h>
#include "sysemu/seccomp.h"
+/* For some architectures (notably ARM) cacheflush is not supported until
+ * libseccomp 2.2.3, but configure enforces that we are using a more recent
+ * version on those hosts, so it is OK for this check to be less strict.
+ */
#if SCMP_VER_MAJOR >= 3
#define HAVE_CACHEFLUSH
-#elif SCMP_VER_MAJOR == 2 && SCMP_VER_MINOR >= 3
- #define HAVE_CACHEFLUSH
-#elif SCMP_VER_MAJOR == 2 && SCMP_VER_MINOR == 2 && SCMP_VER_MICRO >= 3
+#elif SCMP_VER_MAJOR == 2 && SCMP_VER_MINOR >= 2
#define HAVE_CACHEFLUSH
#endif
@@ -250,6 +252,7 @@ static const struct QemuSeccompSyscall seccomp_whitelist[] = {
#ifdef HAVE_CACHEFLUSH
{ SCMP_SYS(cacheflush), 240 },
#endif
+ { SCMP_SYS(sysinfo), 240 },
};
int seccomp_start(void)