* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, Whamcloud, Inc.
+ * Copyright (c) 2011, 2012, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
*
* requires -Wall. Unfortunately this rules out use of likely/unlikely.
*/
-#define LASSERTF(cond, fmt, ...) \
-do { \
- if (cond) \
- ; \
- else { \
- LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, D_EMERG, NULL); \
- libcfs_debug_msg(&msgdata, \
- "ASSERTION( %s ) failed: " fmt, #cond, \
- ## __VA_ARGS__); \
- LBUG(); \
- } \
-} while(0)
+#define LASSERTF(cond, fmt, ...) \
+do { \
+ if (cond) \
+ ; \
+ else { \
+ LIBCFS_DEBUG_MSG_DATA_DECL(__msg_data, D_EMERG, NULL); \
+ libcfs_debug_msg(&__msg_data, \
+ "ASSERTION( %s ) failed: " fmt, #cond, \
+ ## __VA_ARGS__); \
+ lbug_with_loc(&__msg_data); \
+ } \
+} while (0)
#define LASSERT(cond) LASSERTF(cond, "\n")
#else /* !LASSERT_CHECKED */
-#define LASSERTF(cond, fmt, ...) \
-do { \
- if (unlikely(!(cond))) { \
- LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, D_EMERG, NULL); \
- libcfs_debug_msg(&msgdata, \
- "ASSERTION( %s ) failed: " fmt, #cond, \
- ## __VA_ARGS__ ); \
- LBUG(); \
- } \
-} while(0)
+#define LASSERTF(cond, fmt, ...) \
+do { \
+ if (unlikely(!(cond))) { \
+ LIBCFS_DEBUG_MSG_DATA_DECL(__msg_data, D_EMERG, NULL); \
+ libcfs_debug_msg(&__msg_data, \
+ "ASSERTION( %s ) failed: " fmt, #cond, \
+ ## __VA_ARGS__); \
+ lbug_with_loc(&__msg_data); \
+ } \
+} while (0)
#define LASSERT(cond) LASSERTF(cond, "\n")
#endif /* !LASSERT_CHECKED */
# define LASSERTF(cond, ...) ((void)sizeof!!(cond))
#endif /* !LIBCFS_DEBUG */
-#ifdef INVARIANT_CHECK
+#ifdef CONFIG_LUSTRE_DEBUG_EXPENSIVE_CHECK
/**
* This is for more expensive checks that one doesn't want to be enabled all
* the time. LINVRNT() has to be explicitly enabled by --enable-invariants
lbug_with_loc(&msgdata); \
} while(0)
-extern cfs_atomic_t libcfs_kmemory;
+extern atomic_t libcfs_kmemory;
/*
* Memory
*/
# define libcfs_kmem_inc(ptr, size) \
do { \
- cfs_atomic_add(size, &libcfs_kmemory); \
+ atomic_add(size, &libcfs_kmemory); \
} while (0)
# define libcfs_kmem_dec(ptr, size) \
do { \
- cfs_atomic_sub(size, &libcfs_kmemory); \
+ atomic_sub(size, &libcfs_kmemory); \
} while (0)
# define libcfs_kmem_read() \
- cfs_atomic_read(&libcfs_kmemory)
+ atomic_read(&libcfs_kmemory)
#else
# define libcfs_kmem_inc(ptr, size) do {} while (0)
#endif /* LIBCFS_DEBUG */
#ifndef LIBCFS_VMALLOC_SIZE
-#define LIBCFS_VMALLOC_SIZE (2 << CFS_PAGE_SHIFT) /* 2 pages */
+#define LIBCFS_VMALLOC_SIZE (2 << PAGE_CACHE_SHIFT) /* 2 pages */
#endif
#define LIBCFS_ALLOC_PRE(size, mask) \
do { \
- LASSERT(!cfs_in_interrupt() || \
+ LASSERT(!in_interrupt() || \
((size) <= LIBCFS_VMALLOC_SIZE && \
- ((mask) & CFS_ALLOC_ATOMIC)) != 0); \
+ ((mask) & GFP_ATOMIC)) != 0); \
} while (0)
#define LIBCFS_ALLOC_POST(ptr, size) \
do { \
LIBCFS_ALLOC_PRE((size), (mask)); \
(ptr) = (size) <= LIBCFS_VMALLOC_SIZE ? \
- cfs_alloc((size), (mask)) : cfs_alloc_large(size); \
+ kmalloc((size), (mask)) : vmalloc(size); \
LIBCFS_ALLOC_POST((ptr), (size)); \
} while (0)
* default allocator
*/
#define LIBCFS_ALLOC(ptr, size) \
- LIBCFS_ALLOC_GFP(ptr, size, CFS_ALLOC_IO)
+ LIBCFS_ALLOC_GFP(ptr, size, GFP_NOFS)
/**
* non-sleeping allocator
*/
#define LIBCFS_ALLOC_ATOMIC(ptr, size) \
- LIBCFS_ALLOC_GFP(ptr, size, CFS_ALLOC_ATOMIC)
+ LIBCFS_ALLOC_GFP(ptr, size, GFP_ATOMIC)
/**
* allocate memory for specified CPU partition
/** default numa allocator */
#define LIBCFS_CPT_ALLOC(ptr, cptab, cpt, size) \
- LIBCFS_CPT_ALLOC_GFP(ptr, cptab, cpt, size, CFS_ALLOC_IO)
-
-#define LIBCFS_FREE(ptr, size) \
-do { \
- int s = (size); \
- if (unlikely((ptr) == NULL)) { \
- CERROR("LIBCFS: free NULL '" #ptr "' (%d bytes) at " \
- "%s:%d\n", s, __FILE__, __LINE__); \
- break; \
- } \
- libcfs_kmem_dec((ptr), s); \
- CDEBUG(D_MALLOC, "kfreed '" #ptr "': %d at %p (tot %d).\n", \
+ LIBCFS_CPT_ALLOC_GFP(ptr, cptab, cpt, size, GFP_NOFS)
+
+#define LIBCFS_FREE(ptr, size) \
+do { \
+ int s = (size); \
+ if (unlikely((ptr) == NULL)) { \
+ CERROR("LIBCFS: free NULL '" #ptr "' (%d bytes) at " \
+ "%s:%d\n", s, __FILE__, __LINE__); \
+ break; \
+ } \
+ libcfs_kmem_dec((ptr), s); \
+ CDEBUG(D_MALLOC, "kfreed '" #ptr "': %d at %p (tot %d).\n", \
s, (ptr), libcfs_kmem_read()); \
- if (unlikely(s > LIBCFS_VMALLOC_SIZE)) \
- cfs_free_large(ptr); \
- else \
- cfs_free(ptr); \
+ if (unlikely(s > LIBCFS_VMALLOC_SIZE)) \
+ vfree(ptr); \
+ else \
+ kfree(ptr); \
} while (0)
/******************************************************************************/
#define ntohs(x) ___ntohs(x)
#endif
-void libcfs_debug_dumpstack(cfs_task_t *tsk);
+void libcfs_debug_dumpstack(struct task_struct *tsk);
void libcfs_run_upcall(char **argv);
void libcfs_run_lbug_upcall(struct libcfs_debug_msg_data *);
void libcfs_debug_dumplog(void);
assert(cond); \
} while (0)
# define LBUG() assert(0)
-# ifdef INVARIANT_CHECK
+# ifdef CONFIG_LUSTRE_DEBUG_EXPENSIVE_CHECK
# define LINVRNT(exp) LASSERT(exp)
# else
# define LINVRNT(exp) ((void)sizeof!!(exp))
/** assert value of @a is equal to @v */
#define LASSERT_ATOMIC_EQ(a, v) \
do { \
- LASSERTF(cfs_atomic_read(a) == v, \
- "value: %d\n", cfs_atomic_read((a))); \
+ LASSERTF(atomic_read(a) == v, \
+ "value: %d\n", atomic_read((a))); \
} while (0)
/** assert value of @a is unequal to @v */
#define LASSERT_ATOMIC_NE(a, v) \
do { \
- LASSERTF(cfs_atomic_read(a) != v, \
- "value: %d\n", cfs_atomic_read((a))); \
+ LASSERTF(atomic_read(a) != v, \
+ "value: %d\n", atomic_read((a))); \
} while (0)
/** assert value of @a is little than @v */
#define LASSERT_ATOMIC_LT(a, v) \
do { \
- LASSERTF(cfs_atomic_read(a) < v, \
- "value: %d\n", cfs_atomic_read((a))); \
+ LASSERTF(atomic_read(a) < v, \
+ "value: %d\n", atomic_read((a))); \
} while (0)
/** assert value of @a is little/equal to @v */
#define LASSERT_ATOMIC_LE(a, v) \
do { \
- LASSERTF(cfs_atomic_read(a) <= v, \
- "value: %d\n", cfs_atomic_read((a))); \
+ LASSERTF(atomic_read(a) <= v, \
+ "value: %d\n", atomic_read((a))); \
} while (0)
/** assert value of @a is great than @v */
#define LASSERT_ATOMIC_GT(a, v) \
do { \
- LASSERTF(cfs_atomic_read(a) > v, \
- "value: %d\n", cfs_atomic_read((a))); \
+ LASSERTF(atomic_read(a) > v, \
+ "value: %d\n", atomic_read((a))); \
} while (0)
/** assert value of @a is great/equal to @v */
#define LASSERT_ATOMIC_GE(a, v) \
do { \
- LASSERTF(cfs_atomic_read(a) >= v, \
- "value: %d\n", cfs_atomic_read((a))); \
+ LASSERTF(atomic_read(a) >= v, \
+ "value: %d\n", atomic_read((a))); \
} while (0)
/** assert value of @a is great than @v1 and little than @v2 */
#define LASSERT_ATOMIC_GT_LT(a, v1, v2) \
do { \
- int __v = cfs_atomic_read(a); \
- LASSERTF(__v > v1 && __v < v2, "value: %d\n", __v); \
+ int __v = atomic_read(a); \
+ LASSERTF(__v > v1 && __v < v2, "value: %d\n", __v); \
} while (0)
/** assert value of @a is great than @v1 and little/equal to @v2 */
#define LASSERT_ATOMIC_GT_LE(a, v1, v2) \
do { \
- int __v = cfs_atomic_read(a); \
- LASSERTF(__v > v1 && __v <= v2, "value: %d\n", __v); \
+ int __v = atomic_read(a); \
+ LASSERTF(__v > v1 && __v <= v2, "value: %d\n", __v); \
} while (0)
/** assert value of @a is great/equal to @v1 and little than @v2 */
#define LASSERT_ATOMIC_GE_LT(a, v1, v2) \
do { \
- int __v = cfs_atomic_read(a); \
- LASSERTF(__v >= v1 && __v < v2, "value: %d\n", __v); \
+ int __v = atomic_read(a); \
+ LASSERTF(__v >= v1 && __v < v2, "value: %d\n", __v); \
} while (0)
/** assert value of @a is great/equal to @v1 and little/equal to @v2 */
#define LASSERT_ATOMIC_GE_LE(a, v1, v2) \
do { \
- int __v = cfs_atomic_read(a); \
- LASSERTF(__v >= v1 && __v <= v2, "value: %d\n", __v); \
+ int __v = atomic_read(a); \
+ LASSERTF(__v >= v1 && __v <= v2, "value: %d\n", __v); \
} while (0)
#else /* !LASSERT_ATOMIC_ENABLED */
/* unlock private lock \a index of \a pcl */
void cfs_percpt_unlock(struct cfs_percpt_lock *pcl, int index);
/* create percpt (atomic) refcount based on @cptab */
-cfs_atomic_t **cfs_percpt_atomic_alloc(struct cfs_cpt_table *cptab, int val);
+atomic_t **cfs_percpt_atomic_alloc(struct cfs_cpt_table *cptab, int val);
/* destroy percpt refcount */
-void cfs_percpt_atomic_free(cfs_atomic_t **refs);
+void cfs_percpt_atomic_free(atomic_t **refs);
/* return sum of all percpu refs */
-int cfs_percpt_atomic_summary(cfs_atomic_t **refs);
+int cfs_percpt_atomic_summary(atomic_t **refs);
/** Compile-time assertion.
* value after conversion...
*
*/
-#define CLASSERT(cond) do {switch(42) {case (cond): case 0: break;}} while (0)
+#define CLASSERT(cond) do {switch (1) {case (cond): case 0: break; } } while (0)
/* support decl needed both by kernel and liblustre */
-int libcfs_isknown_lnd(int type);
-char *libcfs_lnd2modname(int type);
-char *libcfs_lnd2str(int type);
-int libcfs_str2lnd(const char *str);
-char *libcfs_net2str(__u32 net);
-char *libcfs_nid2str(lnet_nid_t nid);
-__u32 libcfs_str2net(const char *str);
-lnet_nid_t libcfs_str2nid(const char *str);
-int libcfs_str2anynid(lnet_nid_t *nid, const char *str);
-char *libcfs_id2str(lnet_process_id_t id);
-void cfs_free_nidlist(cfs_list_t *list);
-int cfs_parse_nidlist(char *str, int len, cfs_list_t *list);
-int cfs_match_nid(lnet_nid_t nid, cfs_list_t *list);
+int libcfs_isknown_lnd(int type);
+char *libcfs_lnd2modname(int type);
+char *libcfs_lnd2str(int type);
+int libcfs_str2lnd(const char *str);
+char *libcfs_net2str(__u32 net);
+char *libcfs_nid2str(lnet_nid_t nid);
+__u32 libcfs_str2net(const char *str);
+lnet_nid_t libcfs_str2nid(const char *str);
+int libcfs_str2anynid(lnet_nid_t *nid, const char *str);
+char *libcfs_id2str(lnet_process_id_t id);
+void cfs_free_nidlist(struct list_head *list);
+int cfs_parse_nidlist(char *str, int len, struct list_head *list);
+int cfs_print_nidlist(char *buffer, int count,
+ struct list_head *list);
+int cfs_match_nid(lnet_nid_t nid, struct list_head *list);
+bool cfs_nidrange_is_contiguous(struct list_head *nidlist);
+void cfs_nidrange_find_min_max(struct list_head *nidlist,
+ char *min_nid, char *max_nid,
+ int nidstr_length);
/** \addtogroup lnet_addr
* @{ */
# define CFS_CURRENT_TIME time(0)
#endif
-/* --------------------------------------------------------------------
- * Light-weight trace
- * Support for temporary event tracing with minimal Heisenberg effect.
- * All stuff about lwt are put in arch/kp30.h
- * -------------------------------------------------------------------- */
-
struct libcfs_device_userstate
{
- int ldu_memhog_pages;
- cfs_page_t *ldu_memhog_root_page;
+ int ldu_memhog_pages;
+ struct page *ldu_memhog_root_page;
};
/* what used to be in portals_lib.h */
ptr += cfs_size_round(len); \
} while (0)
-#define LOGL0(var,len,ptr) \
-do { \
- if (!len) \
- break; \
- memcpy((char *)ptr, (const char *)var, len); \
- *((char *)(ptr) + len) = 0; \
- ptr += cfs_size_round(len + 1); \
-} while (0)
-
/**
* Lustre Network Driver types.
*/
VIBLND = 11,
MXLND = 12,
GNILND = 13,
+ GNIIPLND = 14,
};
#endif