diff options
Diffstat (limited to 'freebsd/sys/net/vnet.h')
| -rw-r--r-- | freebsd/sys/net/vnet.h | 126 |
1 files changed, 56 insertions, 70 deletions
diff --git a/freebsd/sys/net/vnet.h b/freebsd/sys/net/vnet.h index 01e26cdb..3e186c12 100644 --- a/freebsd/sys/net/vnet.h +++ b/freebsd/sys/net/vnet.h @@ -70,6 +70,7 @@ struct vnet { u_int vnet_magic_n; u_int vnet_ifcnt; u_int vnet_sockcnt; + u_int vnet_state; /* SI_SUB_* */ void *vnet_data_mem; uintptr_t vnet_data_base; }; @@ -85,6 +86,61 @@ struct vnet { #ifdef _KERNEL +#define VNET_PCPUSTAT_DECLARE(type, name) \ + VNET_DECLARE(counter_u64_t, name[sizeof(type) / sizeof(uint64_t)]) + +#define VNET_PCPUSTAT_DEFINE(type, name) \ + VNET_DEFINE(counter_u64_t, name[sizeof(type) / sizeof(uint64_t)]) + +#define VNET_PCPUSTAT_ALLOC(name, wait) \ + COUNTER_ARRAY_ALLOC(VNET(name), \ + sizeof(VNET(name)) / sizeof(counter_u64_t), (wait)) + +#define VNET_PCPUSTAT_FREE(name) \ + COUNTER_ARRAY_FREE(VNET(name), sizeof(VNET(name)) / sizeof(counter_u64_t)) + +#define VNET_PCPUSTAT_ADD(type, name, f, v) \ + counter_u64_add(VNET(name)[offsetof(type, f) / sizeof(uint64_t)], (v)) + +#define VNET_PCPUSTAT_FETCH(type, name, f) \ + counter_u64_fetch(VNET(name)[offsetof(type, f) / sizeof(uint64_t)]) + +#define VNET_PCPUSTAT_SYSINIT(name) \ +static void \ +vnet_##name##_init(const void *unused) \ +{ \ + VNET_PCPUSTAT_ALLOC(name, M_WAITOK); \ +} \ +VNET_SYSINIT(vnet_ ## name ## _init, SI_SUB_INIT_IF, \ + SI_ORDER_FIRST, vnet_ ## name ## _init, NULL) + +#define VNET_PCPUSTAT_SYSUNINIT(name) \ +static void \ +vnet_##name##_uninit(const void *unused) \ +{ \ + VNET_PCPUSTAT_FREE(name); \ +} \ +VNET_SYSUNINIT(vnet_ ## name ## _uninit, SI_SUB_INIT_IF, \ + SI_ORDER_FIRST, vnet_ ## name ## _uninit, NULL) + +#ifdef SYSCTL_OID +#define SYSCTL_VNET_PCPUSTAT(parent, nbr, name, type, array, desc) \ +static int \ +array##_sysctl(SYSCTL_HANDLER_ARGS) \ +{ \ + type s; \ + CTASSERT((sizeof(type) / sizeof(uint64_t)) == \ + (sizeof(VNET(array)) / sizeof(counter_u64_t))); \ + COUNTER_ARRAY_COPY(VNET(array), &s, sizeof(type) / sizeof(uint64_t));\ + if (req->newptr) \ + COUNTER_ARRAY_ZERO(VNET(array), \ + sizeof(type) / sizeof(uint64_t)); \ + return (SYSCTL_OUT(req, &s, sizeof(type))); \ +} \ +SYSCTL_PROC(parent, nbr, name, CTLFLAG_VNET | CTLTYPE_OPAQUE | CTLFLAG_RW, \ + NULL, 0, array ## _sysctl, "I", desc) +#endif /* SYSCTL_OID */ + #ifdef VIMAGE #include <rtems/bsd/sys/lock.h> #include <sys/proc.h> /* for struct thread */ @@ -233,53 +289,6 @@ void vnet_data_copy(void *start, int size); void vnet_data_free(void *start_arg, int size); /* - * Sysctl variants for vnet-virtualized global variables. Include - * <sys/sysctl.h> to expose these definitions. - * - * Note: SYSCTL_PROC() handler functions will need to resolve pointer - * arguments themselves, if required. - */ -#ifdef SYSCTL_OID -int vnet_sysctl_handle_int(SYSCTL_HANDLER_ARGS); -int vnet_sysctl_handle_opaque(SYSCTL_HANDLER_ARGS); -int vnet_sysctl_handle_string(SYSCTL_HANDLER_ARGS); -int vnet_sysctl_handle_uint(SYSCTL_HANDLER_ARGS); - -#define SYSCTL_VNET_INT(parent, nbr, name, access, ptr, val, descr) \ - SYSCTL_OID(parent, nbr, name, \ - CTLTYPE_INT|CTLFLAG_MPSAFE|CTLFLAG_VNET|(access), \ - ptr, val, vnet_sysctl_handle_int, "I", descr) -#define SYSCTL_VNET_PROC(parent, nbr, name, access, ptr, arg, handler, \ - fmt, descr) \ - CTASSERT(((access) & CTLTYPE) != 0); \ - SYSCTL_OID(parent, nbr, name, CTLFLAG_VNET|(access), ptr, arg, \ - handler, fmt, descr) -#define SYSCTL_VNET_OPAQUE(parent, nbr, name, access, ptr, len, fmt, \ - descr) \ - SYSCTL_OID(parent, nbr, name, \ - CTLTYPE_OPAQUE|CTLFLAG_VNET|(access), ptr, len, \ - vnet_sysctl_handle_opaque, fmt, descr) -#define SYSCTL_VNET_STRING(parent, nbr, name, access, arg, len, descr) \ - SYSCTL_OID(parent, nbr, name, \ - CTLTYPE_STRING|CTLFLAG_VNET|(access), \ - arg, len, vnet_sysctl_handle_string, "A", descr) -#define SYSCTL_VNET_STRUCT(parent, nbr, name, access, ptr, type, descr) \ - SYSCTL_OID(parent, nbr, name, \ - CTLTYPE_OPAQUE|CTLFLAG_VNET|(access), ptr, \ - sizeof(struct type), vnet_sysctl_handle_opaque, "S," #type, \ - descr) -#define SYSCTL_VNET_UINT(parent, nbr, name, access, ptr, val, descr) \ - SYSCTL_OID(parent, nbr, name, \ - CTLTYPE_UINT|CTLFLAG_MPSAFE|CTLFLAG_VNET|(access), \ - ptr, val, vnet_sysctl_handle_uint, "IU", descr) -#define VNET_SYSCTL_ARG(req, arg1) do { \ - if (arg1 != NULL) \ - arg1 = (void *)(TD_TO_VNET((req)->td)->vnet_data_base + \ - (uintptr_t)(arg1)); \ -} while (0) -#endif /* SYSCTL_OID */ - -/* * Virtual sysinit mechanism, allowing network stack components to declare * startup and shutdown methods to be run when virtual network stack * instances are created and destroyed. @@ -402,29 +411,6 @@ do { \ #define VNET(n) (n) /* - * When VIMAGE isn't compiled into the kernel, virtaulized SYSCTLs simply - * become normal SYSCTLs. - */ -#ifdef SYSCTL_OID -#define SYSCTL_VNET_INT(parent, nbr, name, access, ptr, val, descr) \ - SYSCTL_INT(parent, nbr, name, access, ptr, val, descr) -#define SYSCTL_VNET_PROC(parent, nbr, name, access, ptr, arg, handler, \ - fmt, descr) \ - SYSCTL_PROC(parent, nbr, name, access, ptr, arg, handler, fmt, \ - descr) -#define SYSCTL_VNET_OPAQUE(parent, nbr, name, access, ptr, len, fmt, \ - descr) \ - SYSCTL_OPAQUE(parent, nbr, name, access, ptr, len, fmt, descr) -#define SYSCTL_VNET_STRING(parent, nbr, name, access, arg, len, descr) \ - SYSCTL_STRING(parent, nbr, name, access, arg, len, descr) -#define SYSCTL_VNET_STRUCT(parent, nbr, name, access, ptr, type, descr) \ - SYSCTL_STRUCT(parent, nbr, name, access, ptr, type, descr) -#define SYSCTL_VNET_UINT(parent, nbr, name, access, ptr, val, descr) \ - SYSCTL_UINT(parent, nbr, name, access, ptr, val, descr) -#define VNET_SYSCTL_ARG(req, arg1) -#endif /* SYSCTL_OID */ - -/* * When VIMAGE isn't compiled into the kernel, VNET_SYSINIT/VNET_SYSUNINIT * map into normal sysinits, which have the same ordering properties. */ |