diff --git a/qemu-seccomp.c b/qemu-seccomp.c index 80d034a8d5..c831fe83ad 100644 --- a/qemu-seccomp.c +++ b/qemu-seccomp.c @@ -16,6 +16,14 @@ #include #include "sysemu/seccomp.h" +#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 + #define HAVE_CACHEFLUSH +#endif + struct QemuSeccompSyscall { int32_t num; uint8_t priority; @@ -238,7 +246,10 @@ static const struct QemuSeccompSyscall seccomp_whitelist[] = { { SCMP_SYS(inotify_init1), 240 }, { SCMP_SYS(inotify_add_watch), 240 }, { SCMP_SYS(mbind), 240 }, - { SCMP_SYS(memfd_create), 240 } + { SCMP_SYS(memfd_create), 240 }, +#ifdef HAVE_CACHEFLUSH + { SCMP_SYS(cacheflush), 240 }, +#endif }; int seccomp_start(void)