#ifndef _KP30_INCLUDED
#define _KP30_INCLUDED
+#include <linux/libcfs.h>
#define PORTAL_DEBUG
#ifndef offsetof
-# define offsetof(typ,memb) ((int)((char *)&(((typ *)0)->memb)))
+# define offsetof(typ,memb) ((unsigned long)((char *)&(((typ *)0)->memb)))
#endif
-#define LOWEST_BIT_SET(x) ((x) & ~((x) - 1))
-
-/*
- * Debugging
- */
-extern unsigned int portal_subsystem_debug;
-extern unsigned int portal_stack;
-extern unsigned int portal_debug;
-extern unsigned int portal_printk;
-extern unsigned int portal_cerror;
-/* Debugging subsystems (32 bits, non-overlapping) */
-#define S_UNDEFINED (1 << 0)
-#define S_MDC (1 << 1)
-#define S_MDS (1 << 2)
-#define S_OSC (1 << 3)
-#define S_OST (1 << 4)
-#define S_CLASS (1 << 5)
-#define S_LOG (1 << 6)
-#define S_LLITE (1 << 7)
-#define S_RPC (1 << 8)
-#define S_MGMT (1 << 9)
-#define S_PORTALS (1 << 10)
-#define S_SOCKNAL (1 << 11)
-#define S_QSWNAL (1 << 12)
-#define S_PINGER (1 << 13)
-#define S_FILTER (1 << 14)
-#define S_PTLBD (1 << 15)
-#define S_ECHO (1 << 16)
-#define S_LDLM (1 << 17)
-#define S_LOV (1 << 18)
-#define S_GMNAL (1 << 19)
-#define S_PTLROUTER (1 << 20)
-#define S_COBD (1 << 21)
-#define S_IBNAL (1 << 22)
-
-/* If you change these values, please keep portals/utils/debug.c
- * up to date! */
-
-/* Debugging masks (32 bits, non-overlapping) */
-#define D_TRACE (1 << 0) /* ENTRY/EXIT markers */
-#define D_INODE (1 << 1)
-#define D_SUPER (1 << 2)
-#define D_EXT2 (1 << 3) /* anything from ext2_debug */
-#define D_MALLOC (1 << 4) /* print malloc, free information */
-#define D_CACHE (1 << 5) /* cache-related items */
-#define D_INFO (1 << 6) /* general information */
-#define D_IOCTL (1 << 7) /* ioctl related information */
-#define D_BLOCKS (1 << 8) /* ext2 block allocation */
-#define D_NET (1 << 9) /* network communications */
-#define D_WARNING (1 << 10) /* CWARN(...) == CDEBUG (D_WARNING, ...) */
-#define D_BUFFS (1 << 11)
-#define D_OTHER (1 << 12)
-#define D_DENTRY (1 << 13)
-#define D_PORTALS (1 << 14) /* ENTRY/EXIT markers */
-#define D_PAGE (1 << 15) /* bulk page handling */
-#define D_DLMTRACE (1 << 16)
-#define D_ERROR (1 << 17) /* CERROR(...) == CDEBUG (D_ERROR, ...) */
-#define D_EMERG (1 << 18) /* CEMERG(...) == CDEBUG (D_EMERG, ...) */
-#define D_HA (1 << 19) /* recovery and failover */
-#define D_RPCTRACE (1 << 20) /* for distributed debugging */
-#define D_VFSTRACE (1 << 21)
-#define D_READA (1 << 22) /* read-ahead */
-
-#ifdef __KERNEL__
-# include <linux/sched.h> /* THREAD_SIZE */
-#else
-# ifndef THREAD_SIZE /* x86_64 has THREAD_SIZE in userspace */
-# define THREAD_SIZE 8192
-# endif
-#endif
-
-#define LUSTRE_TRACE_SIZE (THREAD_SIZE >> 5)
-
-#ifdef __KERNEL__
-# ifdef __ia64__
-# define CDEBUG_STACK (THREAD_SIZE - \
- ((unsigned long)__builtin_dwarf_cfa() & \
- (THREAD_SIZE - 1)))
-# else
-# define CDEBUG_STACK (THREAD_SIZE - \
- ((unsigned long)__builtin_frame_address(0) & \
- (THREAD_SIZE - 1)))
-# endif
-
-#define CHECK_STACK(stack) \
- do { \
- if ((stack) > 3*THREAD_SIZE/4 && (stack) > portal_stack) { \
- portals_debug_msg(DEBUG_SUBSYSTEM, D_ERROR, \
- __FILE__, __FUNCTION__, __LINE__, \
- (stack), \
- "maximum lustre stack %u\n", \
- portal_stack = (stack)); \
- /*panic("LBUG");*/ \
- } \
- } while (0)
-#else /* __KERNEL__ */
-#define CHECK_STACK(stack) do { } while(0)
-#define CDEBUG_STACK (0L)
-#endif /* __KERNEL__ */
-
-#if 1
-#define CDEBUG(mask, format, a...) \
-do { \
- if (portal_cerror == 0) \
- break; \
- CHECK_STACK(CDEBUG_STACK); \
- if (!(mask) || ((mask) & (D_ERROR | D_EMERG | D_WARNING)) || \
- (portal_debug & (mask) && \
- portal_subsystem_debug & DEBUG_SUBSYSTEM)) \
- portals_debug_msg(DEBUG_SUBSYSTEM, mask, \
- __FILE__, __FUNCTION__, __LINE__, \
- CDEBUG_STACK, format, ## a); \
-} while (0)
-
-#define CWARN(format, a...) CDEBUG(D_WARNING, format, ## a)
-#define CERROR(format, a...) CDEBUG(D_ERROR, format, ## a)
-#define CEMERG(format, a...) CDEBUG(D_EMERG, format, ## a)
-
-#define GOTO(label, rc) \
-do { \
- long GOTO__ret = (long)(rc); \
- CDEBUG(D_TRACE,"Process leaving via %s (rc=%lu : %ld : %lx)\n", \
- #label, (unsigned long)GOTO__ret, (signed long)GOTO__ret,\
- (signed long)GOTO__ret); \
- goto label; \
-} while (0)
-
-#define RETURN(rc) \
-do { \
- typeof(rc) RETURN__ret = (rc); \
- CDEBUG(D_TRACE, "Process leaving (rc=%lu : %ld : %lx)\n", \
- (long)RETURN__ret, (long)RETURN__ret, (long)RETURN__ret);\
- return RETURN__ret; \
-} while (0)
-
-#define ENTRY \
-do { \
- CDEBUG(D_TRACE, "Process entered\n"); \
-} while (0)
-
-#define EXIT \
-do { \
- CDEBUG(D_TRACE, "Process leaving\n"); \
-} while(0)
-#else
-#define CDEBUG(mask, format, a...) do { } while (0)
-#define CWARN(format, a...) do { } while (0)
-#define CERROR(format, a...) printk("<3>" format, ## a)
-#define CEMERG(format, a...) printk("<0>" format, ## a)
-#define GOTO(label, rc) do { (void)(rc); goto label; } while (0)
-#define RETURN(rc) return (rc)
-#define ENTRY do { } while (0)
-#define EXIT do { } while (0)
-#endif
+#define LOWEST_BIT_SET(x) ((x) & ~((x) - 1))
#ifdef __KERNEL__
# include <linux/vmalloc.h>
# include <linux/highmem.h>
# include <linux/module.h>
# include <linux/version.h>
-# include <portals/lib-nal.h>
+# include <portals/p30.h>
# include <linux/smp_lock.h>
# include <asm/atomic.h>
PREPARE_TQUEUE((wq), (cb), (cbdata)); \
} while (0)
-#define ll_invalidate_inode_pages invalidate_inode_pages
#define PageUptodate Page_Uptodate
#define our_recalc_sigpending(current) recalc_sigpending(current)
#define num_online_cpus() smp_num_cpus
if (current->need_resched)
schedule ();
}
-#define work_struct_t struct tq_struct
+#define work_struct_t struct tq_struct
#else
do { \
INIT_WORK((wq), (void *)(cb), (void *)(cbdata)); \
} while (0)
-#define ll_invalidate_inode_pages(inode) invalidate_inode_pages((inode)->i_mapping)
#define wait_on_page wait_on_page_locked
#define our_recalc_sigpending(current) recalc_sigpending()
#define strtok(a,b) strpbrk(a, b)
__FUNCTION__, __LINE__))
/* it would be great to dump_stack() here, but some kernels
* export it as show_stack() and I can't be bothered to
- * proprely engage in that dance right now */
+ * proprely engage in that dance right now */
#define LASSERTF(cond, fmt...) \
do { \
if (unlikely(!(cond))) { \
LBUG(); \
} \
} while (0)
-
+
#else
#define LASSERT(e)
#define LASSERTF(cond, fmt...) do { } while (0)
#endif
+#ifdef CONFIG_SMP
+#define LASSERT_SPIN_LOCKED(lock) LASSERT(spin_is_locked(lock))
+#else
+#define LASSERT_SPIN_LOCKED(lock) do {} while(0)
+#endif
+
#ifdef __arch_um__
#define LBUG_WITH_LOC(file, func, line) \
do { \
#define PORTAL_ALLOC_GFP(ptr, size, mask) \
do { \
- LASSERT (!in_interrupt()); \
+ LASSERT(!in_interrupt() || \
+ (size <= PORTAL_VMALLOC_SIZE && mask == GFP_ATOMIC)); \
if ((size) > PORTAL_VMALLOC_SIZE) \
(ptr) = vmalloc(size); \
else \
#endif
/******************************************************************************/
-/* Kernel Portals Router interface */
-
-typedef void (*kpr_fwd_callback_t)(void *arg, int error); // completion callback
-
-/* space for routing targets to stash "stuff" in a forwarded packet */
-typedef union {
- long long _alignment;
- void *_space[16]; /* scale with CPU arch */
-} kprfd_scratch_t;
-
-/* Kernel Portals Routing Forwarded message Descriptor */
-typedef struct {
- struct list_head kprfd_list; /* stash in queues (routing target can use) */
- ptl_nid_t kprfd_target_nid; /* final destination NID */
- ptl_nid_t kprfd_gateway_nid; /* gateway NID */
- int kprfd_nob; /* # message bytes (including header) */
- int kprfd_niov; /* # message frags (including header) */
- struct iovec *kprfd_iov; /* message fragments */
- void *kprfd_router_arg; // originating NAL's router arg
- kpr_fwd_callback_t kprfd_callback; /* completion callback */
- void *kprfd_callback_arg; /* completion callback arg */
- kprfd_scratch_t kprfd_scratch; // scratchpad for routing targets
-} kpr_fwd_desc_t;
-
-typedef void (*kpr_fwd_t)(void *arg, kpr_fwd_desc_t *fwd);
-typedef void (*kpr_notify_t)(void *arg, ptl_nid_t peer, int alive);
-
-/* NAL's routing interface (Kernel Portals Routing Nal Interface) */
-typedef const struct {
- int kprni_nalid; /* NAL's id */
- void *kprni_arg; /* Arg to pass when calling into NAL */
- kpr_fwd_t kprni_fwd; /* NAL's forwarding entrypoint */
- kpr_notify_t kprni_notify; /* NAL's notification entrypoint */
-} kpr_nal_interface_t;
-
-/* Router's routing interface (Kernel Portals Routing Router Interface) */
-typedef const struct {
- /* register the calling NAL with the router and get back the handle for
- * subsequent calls */
- int (*kprri_register) (kpr_nal_interface_t *nal_interface,
- void **router_arg);
-
- /* ask the router to find a gateway that forwards to 'nid' and is a
- * peer of the calling NAL; assume caller will send 'nob' bytes of
- * payload there */
- int (*kprri_lookup) (void *router_arg, ptl_nid_t nid, int nob,
- ptl_nid_t *gateway_nid);
-
- /* hand a packet over to the router for forwarding */
- kpr_fwd_t kprri_fwd_start;
-
- /* hand a packet back to the router for completion */
- void (*kprri_fwd_done) (void *router_arg, kpr_fwd_desc_t *fwd,
- int error);
-
- /* notify the router about peer state */
- void (*kprri_notify) (void *router_arg, ptl_nid_t peer,
- int alive, time_t when);
-
- /* the calling NAL is shutting down */
- void (*kprri_shutdown) (void *router_arg);
-
- /* deregister the calling NAL with the router */
- void (*kprri_deregister) (void *router_arg);
-
-} kpr_router_interface_t;
-
-/* Convenient struct for NAL to stash router interface/args */
-typedef struct {
- kpr_router_interface_t *kpr_interface;
- void *kpr_arg;
-} kpr_router_t;
-
-/* Router's control interface (Kernel Portals Routing Control Interface) */
-typedef const struct {
- int (*kprci_add_route)(int gateway_nal, ptl_nid_t gateway_nid,
- ptl_nid_t lo_nid, ptl_nid_t hi_nid);
- int (*kprci_del_route)(int gateway_nal, ptl_nid_t gateway_nid,
- ptl_nid_t lo_nid, ptl_nid_t hi_nid);
- int (*kprci_get_route)(int index, int *gateway_nal,
- ptl_nid_t *gateway,
- ptl_nid_t *lo_nid, ptl_nid_t *hi_nid,
- int *alive);
- int (*kprci_notify)(int gateway_nal, ptl_nid_t gateway_nid,
- int alive, time_t when);
-} kpr_control_interface_t;
-
-extern kpr_control_interface_t kpr_control_interface;
-extern kpr_router_interface_t kpr_router_interface;
-
-static inline int
-kpr_register (kpr_router_t *router, kpr_nal_interface_t *nalif)
-{
- int rc;
-
- router->kpr_interface = PORTAL_SYMBOL_GET (kpr_router_interface);
- if (router->kpr_interface == NULL)
- return (-ENOENT);
-
- rc = (router->kpr_interface)->kprri_register (nalif, &router->kpr_arg);
- if (rc != 0)
- router->kpr_interface = NULL;
-
- PORTAL_SYMBOL_PUT (kpr_router_interface);
- return (rc);
-}
-
-static inline int
-kpr_routing (kpr_router_t *router)
-{
- return (router->kpr_interface != NULL);
-}
-
-static inline int
-kpr_lookup (kpr_router_t *router, ptl_nid_t nid, int nob, ptl_nid_t *gateway_nid)
-{
- if (!kpr_routing (router))
- return (-ENETUNREACH);
-
- return (router->kpr_interface->kprri_lookup(router->kpr_arg, nid, nob,
- gateway_nid));
-}
-
-static inline void
-kpr_fwd_init (kpr_fwd_desc_t *fwd, ptl_nid_t nid,
- int nob, int niov, struct iovec *iov,
- kpr_fwd_callback_t callback, void *callback_arg)
-{
- fwd->kprfd_target_nid = nid;
- fwd->kprfd_gateway_nid = nid;
- fwd->kprfd_nob = nob;
- fwd->kprfd_niov = niov;
- fwd->kprfd_iov = iov;
- fwd->kprfd_callback = callback;
- fwd->kprfd_callback_arg = callback_arg;
-}
-
-static inline void
-kpr_fwd_start (kpr_router_t *router, kpr_fwd_desc_t *fwd)
-{
- if (!kpr_routing (router))
- fwd->kprfd_callback (fwd->kprfd_callback_arg, -ENETUNREACH);
- else
- router->kpr_interface->kprri_fwd_start (router->kpr_arg, fwd);
-}
-
-static inline void
-kpr_fwd_done (kpr_router_t *router, kpr_fwd_desc_t *fwd, int error)
-{
- LASSERT (kpr_routing (router));
- router->kpr_interface->kprri_fwd_done (router->kpr_arg, fwd, error);
-}
-
-static inline void
-kpr_notify (kpr_router_t *router,
- ptl_nid_t peer, int alive, time_t when)
-{
- if (!kpr_routing (router))
- return;
-
- router->kpr_interface->kprri_notify(router->kpr_arg, peer, alive, when);
-}
-
-static inline void
-kpr_shutdown (kpr_router_t *router)
-{
- if (kpr_routing (router))
- router->kpr_interface->kprri_shutdown (router->kpr_arg);
-}
-
-static inline void
-kpr_deregister (kpr_router_t *router)
-{
- if (!kpr_routing (router))
- return;
- router->kpr_interface->kprri_deregister (router->kpr_arg);
- router->kpr_interface = NULL;
-}
-
-/******************************************************************************/
#ifdef PORTALS_PROFILING
#define prof_enum(FOO) PROF__##FOO
#endif
# include <unistd.h>
# include <time.h>
+# include <limits.h>
# include <asm/types.h>
# ifndef DEBUG_SUBSYSTEM
# define DEBUG_SUBSYSTEM S_UNDEFINED
# define printk(format, args...) printf (format, ## args)
# define PORTAL_ALLOC(ptr, size) do { (ptr) = malloc(size); } while (0);
# define PORTAL_FREE(a, b) do { free(a); } while (0);
+void portals_debug_dumplog(void);
# define portals_debug_msg(subsys, mask, file, fn, line, stack, format, a...) \
printf("%02x:%06x (@%lu %s:%s,l. %d %d %lu): " format, \
(subsys), (mask), (long)time(0), file, fn, line, \
#endif
/******************************************************************************/
-/* Light-weight trace
+/* Light-weight trace
* Support for temporary event tracing with minimal Heisenberg effect. */
#define LWT_SUPPORT 0
* This stuff is meant for finding specific problems; it never stays in
* production code... */
-#define LWTSTR(n) #n
+#define LWTSTR(n) #n
#define LWTWHERE(f,l) f ":" LWTSTR(l)
#define LWT_EVENT(p1, p2, p3, p4) \
* USER LEVEL STUFF BELOW
*/
-#define PORTALS_CFG_VERSION 0x00010001;
-
-struct portals_cfg {
- __u32 pcfg_version;
- __u32 pcfg_command;
-
- __u32 pcfg_nal;
- __u32 pcfg_flags;
-
- __u32 pcfg_gw_nal;
- __u64 pcfg_nid;
- __u64 pcfg_nid2;
- __u64 pcfg_nid3;
- __u32 pcfg_id;
- __u32 pcfg_misc;
- __u32 pcfg_fd;
- __u32 pcfg_count;
- __u32 pcfg_size;
- __u32 pcfg_wait;
-
- __u32 pcfg_plen1; /* buffers in userspace */
- char *pcfg_pbuf1;
- __u32 pcfg_plen2; /* buffers in userspace */
- char *pcfg_pbuf2;
-};
-
-#define PCFG_INIT(pcfg, cmd) \
-do { \
- memset(&pcfg, 0, sizeof(pcfg)); \
- pcfg.pcfg_version = PORTALS_CFG_VERSION; \
- pcfg.pcfg_command = (cmd); \
- \
-} while (0)
-
#define PORTAL_IOCTL_VERSION 0x00010007
#define PING_SYNC 0
#define PING_ASYNC 1
-struct portal_ioctl_data {
- __u32 ioc_len;
- __u32 ioc_version;
- __u64 ioc_nid;
- __u64 ioc_nid2;
- __u64 ioc_nid3;
- __u32 ioc_count;
- __u32 ioc_nal;
- __u32 ioc_nal_cmd;
- __u32 ioc_fd;
- __u32 ioc_id;
-
- __u32 ioc_flags;
- __u32 ioc_size;
-
- __u32 ioc_wait;
- __u32 ioc_timeout;
- __u32 ioc_misc;
-
- __u32 ioc_inllen1;
- char *ioc_inlbuf1;
- __u32 ioc_inllen2;
- char *ioc_inlbuf2;
-
- __u32 ioc_plen1; /* buffers in userspace */
- char *ioc_pbuf1;
- __u32 ioc_plen2; /* buffers in userspace */
- char *ioc_pbuf2;
-
- char ioc_bulk[0];
-};
-
struct portal_ioctl_hdr {
__u32 ioc_len;
__u32 ioc_version;
#define IOC_PORTAL_CLEAR_DEBUG _IOWR('e', 32, long)
#define IOC_PORTAL_MARK_DEBUG _IOWR('e', 33, long)
#define IOC_PORTAL_PANIC _IOWR('e', 34, long)
-#define IOC_PORTAL_NAL_CMD _IOWR('e', 35, long)
+#define IOC_PORTAL_NAL_CMD _IOWR('e', 35, long)
#define IOC_PORTAL_GET_NID _IOWR('e', 36, long)
#define IOC_PORTAL_FAIL_NID _IOWR('e', 37, long)
#define IOC_PORTAL_SET_DAEMON _IOWR('e', 38, long)
GMNAL = 3,
/* 4 unused */
TCPNAL = 5,
- SCIMACNAL = 6,
- ROUTER = 7,
- IBNAL = 8,
+ ROUTER = 6,
+ IBNAL = 7,
+ CRAY_KB_ERNAL = 8,
NAL_ENUM_END_MARKER
};
-#ifdef __KERNEL__
-extern ptl_handle_ni_t kqswnal_ni;
-extern ptl_handle_ni_t ksocknal_ni;
-extern ptl_handle_ni_t kgmnal_ni;
-extern ptl_handle_ni_t kibnal_ni;
-extern ptl_handle_ni_t kscimacnal_ni;
-#endif
-
-#define PTL_NALFMT_SIZE 16
+#define PTL_NALFMT_SIZE 26 /* %u:%u.%u.%u.%u (10+4+4+4+3+1) */
#define NAL_MAX_NR (NAL_ENUM_END_MARKER - 1)
DEBUG_DAEMON_CONTINUE = 4,
};
-/* XXX remove to lustre ASAP */
-struct lustre_peer {
- ptl_nid_t peer_nid;
- ptl_handle_ni_t peer_ni;
-};
-
-
-/* module.c */
-typedef int (*nal_cmd_handler_t)(struct portals_cfg *, void * private);
-int kportal_nal_register(int nal, nal_cmd_handler_t handler, void * private);
-int kportal_nal_unregister(int nal);
enum cfg_record_type {
PORTALS_CFG_TYPE = 1,
};
typedef int (*cfg_record_cb_t)(enum cfg_record_type, int len, void *data);
-int kportal_nal_cmd(struct portals_cfg *);
-
-ptl_handle_ni_t *kportal_get_ni (int nal);
-void kportal_put_ni (int nal);
#ifdef __CYGWIN__
# ifndef BITS_PER_LONG
# endif
#endif
+#ifndef LP_POISON
+# define LI_POISON ((int)0x5a5a5a5a5a5a5a5a)
+# define LL_POISON ((long)0x5a5a5a5a5a5a5a5a)
+# define LP_POISON ((void *)(long)0x5a5a5a5a5a5a5a5a)
+#endif
+
#if defined(__x86_64__)
# define LPU64 "%Lu"
# define LPD64 "%Ld"
git://git.whamcloud.com / fs / lustre-release.git / blobdiff