/*
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2011, 2012, Whamcloud, Inc.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
OBD_STATS_NUM,
};
-enum {
- OBD_FAIL_LOC_NOSET = 0,
- OBD_FAIL_LOC_ORSET = 1,
- OBD_FAIL_LOC_RESET = 2
-};
-
-extern unsigned long obd_fail_loc;
-extern unsigned int obd_fail_val;
extern unsigned int obd_debug_peer_on_timeout;
extern unsigned int obd_dump_on_timeout;
extern unsigned int obd_dump_on_eviction;
extern unsigned int obd_max_dirty_pages;
extern cfs_atomic_t obd_dirty_pages;
extern cfs_atomic_t obd_dirty_transit_pages;
-extern cfs_waitq_t obd_race_waitq;
-extern int obd_race_state;
extern unsigned int obd_alloc_fail_rate;
-int __obd_fail_check_set(__u32 id, __u32 value, int set);
-int __obd_fail_timeout_set(__u32 id, __u32 value, int ms, int set);
-
/* lvfs.c */
int obd_alloc_fail(const void *ptr, const char *name, const char *type,
size_t size, const char *file, int line);
/* The max delay between connects is SWITCH_MAX + SWITCH_INC + INITIAL */
#define RECONNECT_DELAY_MAX (CONNECTION_SWITCH_MAX + CONNECTION_SWITCH_INC + \
INITIAL_CONNECT_TIMEOUT)
+/* The min time a target should wait for clients to reconnect in recovery */
+#define OBD_RECOVERY_TIME_MIN (2*RECONNECT_DELAY_MAX)
+#define OBD_IR_FACTOR_MIN 1
+#define OBD_IR_FACTOR_MAX 10
+#define OBD_IR_FACTOR_DEFAULT (OBD_IR_FACTOR_MAX/2)
+/* default timeout for the MGS to become IR_FULL */
+#define OBD_IR_MGS_TIMEOUT (4*obd_timeout)
#define LONG_UNLINK 300 /* Unlink should happen before now */
/**
#define OBD_FAIL_OST_CONNECT_NET2 0x225
#define OBD_FAIL_OST_NOMEM 0x226
#define OBD_FAIL_OST_BRW_PAUSE_BULK2 0x227
+#define OBD_FAIL_OST_MAPBLK_ENOSPC 0x228
+#define OBD_FAIL_OST_ENOINO 0x229
+#define OBD_FAIL_OST_DQACQ_NET 0x230
#define OBD_FAIL_LDLM 0x300
#define OBD_FAIL_LDLM_NAMESPACE_NEW 0x301
#define OBD_FAIL_LDLM_INTR_CP_AST 0x317
#define OBD_FAIL_LDLM_CP_BL_RACE 0x318
#define OBD_FAIL_LDLM_NEW_LOCK 0x319
+#define OBD_FAIL_LDLM_AGL_DELAY 0x31a
+#define OBD_FAIL_LDLM_AGL_NOLOCK 0x31b
/* LOCKLESS IO */
#define OBD_FAIL_LDLM_SET_CONTENTION 0x385
#define OBD_FAIL_OSC_OBJECT_CONTENTION 0x40e
#define OBD_FAIL_OSC_CP_CANCEL_RACE 0x40f
#define OBD_FAIL_OSC_CP_ENQ_RACE 0x410
+#define OBD_FAIL_OSC_NO_GRANT 0x411
#define OBD_FAIL_PTLRPC 0x500
#define OBD_FAIL_PTLRPC_ACK 0x501
#define OBD_FAIL_PTLRPC_HPREQ_NOTIMEOUT 0x512
#define OBD_FAIL_PTLRPC_DROP_REQ_OPC 0x513
#define OBD_FAIL_PTLRPC_FINISH_REPLAY 0x514
+#define OBD_FAIL_PTLRPC_CLIENT_BULK_CB2 0x515
#define OBD_FAIL_OBD_PING_NET 0x600
#define OBD_FAIL_OBD_LOG_CANCEL_NET 0x601
#define OBD_FAIL_TGT_REPLAY_DELAY 0x709
#define OBD_FAIL_TGT_LAST_REPLAY 0x710
#define OBD_FAIL_TGT_CLIENT_ADD 0x711
+#define OBD_FAIL_TGT_RCVG_FLAG 0x712
#define OBD_FAIL_MDC_REVALIDATE_PAUSE 0x800
#define OBD_FAIL_MDC_ENQUEUE_PAUSE 0x801
#define OBD_FAIL_MDS_SYNC_CAPA_SL 0x1310
#define OBD_FAIL_SEQ_ALLOC 0x1311
-/* Failure injection control */
-#define OBD_FAIL_MASK_SYS 0x0000FF00
-#define OBD_FAIL_MASK_LOC (0x000000FF | OBD_FAIL_MASK_SYS)
-
-#define OBD_FAILED_BIT 30
-/* OBD_FAILED is 0x40000000 */
-#define OBD_FAILED (1 << OBD_FAILED_BIT)
-
-#define OBD_FAIL_ONCE_BIT 31
-/* OBD_FAIL_ONCE is 0x80000000 */
-#define OBD_FAIL_ONCE (1 << OBD_FAIL_ONCE_BIT)
-
-/* The following flags aren't made to be combined */
-#define OBD_FAIL_SKIP 0x20000000 /* skip N times then fail */
-#define OBD_FAIL_SOME 0x10000000 /* only fail N times */
-#define OBD_FAIL_RAND 0x08000000 /* fail 1/N of the times */
-#define OBD_FAIL_USR1 0x04000000 /* user flag */
-
-#define OBD_FAIL_PRECHECK(id) (obd_fail_loc && \
- (obd_fail_loc & OBD_FAIL_MASK_LOC) == \
- ((id) & OBD_FAIL_MASK_LOC))
-
-static inline int obd_fail_check_set(__u32 id, __u32 value, int set)
-{
- int ret = 0;
- if (unlikely(OBD_FAIL_PRECHECK(id) &&
- (ret = __obd_fail_check_set(id, value, set)))) {
- CERROR("*** obd_fail_loc=%x ***\n", id);
- }
- return ret;
-}
-
-/* If id hit obd_fail_loc, return 1, otherwise return 0 */
-#define OBD_FAIL_CHECK(id) \
- obd_fail_check_set(id, 0, OBD_FAIL_LOC_NOSET)
-
-/* If id hit obd_fail_loc, obd_fail_loc |= value and return 1,
- * otherwise return 0 */
-#define OBD_FAIL_CHECK_ORSET(id, value) \
- obd_fail_check_set(id, value, OBD_FAIL_LOC_ORSET)
-
-/* If id hit obd_fail_loc, obd_fail_loc = value and return 1,
- * otherwise return 0 */
-#define OBD_FAIL_CHECK_RESET(id, value) \
- obd_fail_check_set(id, value, OBD_FAIL_LOC_RESET)
-
-
-static inline int obd_fail_timeout_set(__u32 id, __u32 value, int ms, int set)
-{
- if (unlikely(OBD_FAIL_PRECHECK(id)))
- return __obd_fail_timeout_set(id, value, ms, set);
- else
- return 0;
-}
-
-/* If id hit obd_fail_loc, sleep for seconds or milliseconds */
-#define OBD_FAIL_TIMEOUT(id, secs) \
- obd_fail_timeout_set(id, 0, secs * 1000, OBD_FAIL_LOC_NOSET)
-
-#define OBD_FAIL_TIMEOUT_MS(id, ms) \
- obd_fail_timeout_set(id, 0, ms, OBD_FAIL_LOC_NOSET)
-
-/* If id hit obd_fail_loc, obd_fail_loc |= value and
- * sleep seconds or milliseconds */
-#define OBD_FAIL_TIMEOUT_ORSET(id, value, secs) \
- obd_fail_timeout_set(id, value, secs * 1000, OBD_FAIL_LOC_ORSET)
-
-#define OBD_FAIL_TIMEOUT_MS_ORSET(id, value, ms) \
- obd_fail_timeout_set(id, value, ms, OBD_FAIL_LOC_ORSET)
-
-#ifdef __KERNEL__
-static inline void obd_fail_write(int id, struct super_block *sb)
-{
- /* We set FAIL_ONCE because we never "un-fail" a device */
- if (OBD_FAIL_CHECK_ORSET(id & ~OBD_FAIL_ONCE, OBD_FAIL_ONCE)) {
-#ifdef LIBCFS_DEBUG
- BDEVNAME_DECLARE_STORAGE(tmp);
- CERROR("obd_fail_loc=%x, fail write operation on %s\n",
- id, ll_bdevname(sb, tmp));
-#endif
- /* TODO-CMD: fix getting jdev */
- __lvfs_set_rdonly(lvfs_sbdev(sb), (lvfs_sbdev_type)0);
- }
-}
-#define OBD_FAIL_WRITE(id, sb) obd_fail_write(id, sb)
-
-/* The idea here is to synchronise two threads to force a race. The
- * first thread that calls this with a matching fail_loc is put to
- * sleep. The next thread that calls with the same fail_loc wakes up
- * the first and continues. */
-static inline void obd_race(__u32 id)
-{
- if (OBD_FAIL_PRECHECK(id)) {
- if (unlikely(__obd_fail_check_set(id, 0, OBD_FAIL_LOC_NOSET))) {
- obd_race_state = 0;
- CERROR("obd_race id %x sleeping\n", id);
- OBD_SLEEP_ON(obd_race_waitq, obd_race_state != 0);
- CERROR("obd_fail_race id %x awake\n", id);
- } else {
- CERROR("obd_fail_race id %x waking\n", id);
- obd_race_state = 1;
- cfs_waitq_signal(&obd_race_waitq);
- }
- }
-}
-#define OBD_RACE(id) obd_race(id)
-#else
-/* sigh. an expedient fix until OBD_RACE is fixed up */
-#define OBD_RACE(foo) do {} while(0)
-#endif
-
-#define fixme() CDEBUG(D_OTHER, "FIXME\n");
+#define OBD_FAIL_LLITE 0x1400
+#define OBD_FAIL_LLITE_FAULT_TRUNC_RACE 0x1401
+
+/* Assign references to moved code to reduce code changes */
+#define OBD_FAIL_PRECHECK(id) CFS_FAIL_PRECHECK(id)
+#define OBD_FAIL_CHECK(id) CFS_FAIL_CHECK(id)
+#define OBD_FAIL_CHECK_VALUE(id, value) CFS_FAIL_CHECK_VALUE(id, value)
+#define OBD_FAIL_CHECK_ORSET(id, value) CFS_FAIL_CHECK_ORSET(id, value)
+#define OBD_FAIL_CHECK_RESET(id, value) CFS_FAIL_CHECK_RESET(id, value)
+#define OBD_FAIL_RETURN(id, ret) CFS_FAIL_RETURN(id, ret)
+#define OBD_FAIL_TIMEOUT(id, secs) CFS_FAIL_TIMEOUT(id, secs)
+#define OBD_FAIL_TIMEOUT_MS(id, ms) CFS_FAIL_TIMEOUT_MS(id, ms)
+#define OBD_FAIL_TIMEOUT_ORSET(id, value, secs) CFS_FAIL_TIMEOUT_ORSET(id, value, secs)
+#define OBD_RACE(id) CFS_RACE(id)
+#define OBD_FAIL_ONCE CFS_FAIL_ONCE
+#define OBD_FAILED CFS_FAILED
extern cfs_atomic_t libcfs_kmemory;