/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*/
-#ifndef _KP30_INCLUDED
-#define _KP30_INCLUDED
+#ifndef __LIBCFS_KP30_H__
+#define __LIBCFS_KP30_H__
-#include <linux/libcfs.h>
#define PORTAL_DEBUG
+#include <libcfs/libcfs.h>
-#ifdef __KERNEL__
-# include <linux/vmalloc.h>
-# include <linux/time.h>
-# include <linux/slab.h>
-# include <linux/interrupt.h>
-# include <linux/highmem.h>
-# include <linux/module.h>
-# include <linux/version.h>
-# include <portals/p30.h>
-# include <linux/smp_lock.h>
-# include <asm/atomic.h>
-
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
-#define schedule_work schedule_task
-#define prepare_work(wq,cb,cbdata) \
-do { \
- INIT_TQUEUE((wq), 0, 0); \
- PREPARE_TQUEUE((wq), (cb), (cbdata)); \
-} while (0)
-
-#define PageUptodate Page_Uptodate
-#define our_recalc_sigpending(current) recalc_sigpending(current)
-#define num_online_cpus() smp_num_cpus
-static inline void our_cond_resched(void)
-{
- if (current->need_resched)
- schedule ();
-}
-#define work_struct_t struct tq_struct
+#include <libcfs/arch/kp30.h>
-#else
-
-#define prepare_work(wq,cb,cbdata) \
-do { \
- INIT_WORK((wq), (void *)(cb), (void *)(cbdata)); \
-} while (0)
-#define wait_on_page wait_on_page_locked
-#define our_recalc_sigpending(current) recalc_sigpending()
-#define strtok(a,b) strpbrk(a, b)
-static inline void our_cond_resched(void)
-{
- cond_resched();
-}
-#define work_struct_t struct work_struct
+#ifdef __KERNEL__
-#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) */
+# ifndef DEBUG_SUBSYSTEM
+# define DEBUG_SUBSYSTEM S_UNDEFINED
+# endif
#ifdef PORTAL_DEBUG
extern void kportal_assertion_failed(char *expr, char *file, const char *func,
#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 { \
- CEMERG("LBUG - trying to dump log to /tmp/lustre-log\n"); \
- portals_debug_dumplog(); \
- portals_run_lbug_upcall(file, func, line); \
- panic("LBUG"); \
-} while (0)
-#else
-#define LBUG_WITH_LOC(file, func, line) \
-do { \
- CEMERG("LBUG\n"); \
- portals_debug_dumpstack(NULL); \
- portals_debug_dumplog(); \
- portals_run_lbug_upcall(file, func, line); \
- set_task_state(current, TASK_UNINTERRUPTIBLE); \
- schedule(); \
-} while (0)
-#endif /* __arch_um__ */
-
+/* LBUG_WITH_LOC defined in portals/<os>/kp30.h */
#define LBUG() LBUG_WITH_LOC(__FILE__, __FUNCTION__, __LINE__)
/*
#define PORTAL_ALLOC_GFP(ptr, size, mask) \
do { \
LASSERT(!in_interrupt() || \
- (size <= PORTAL_VMALLOC_SIZE && mask == GFP_ATOMIC)); \
+ (size <= PORTAL_VMALLOC_SIZE && mask == CFS_ALLOC_ATOMIC));\
if ((size) > PORTAL_VMALLOC_SIZE) \
- (ptr) = vmalloc(size); \
+ (ptr) = cfs_alloc_large(size); \
else \
- (ptr) = kmalloc((size), (mask)); \
+ (ptr) = cfs_alloc((size), (mask)); \
if ((ptr) == NULL) { \
CERROR("PORTALS: out of memory at %s:%d (tried to alloc '"\
#ptr "' = %d)\n", __FILE__, __LINE__, (int)(size));\
atomic_read(&portal_kmemory)); \
} else { \
portal_kmem_inc((ptr), (size)); \
- memset((ptr), 0, (size)); \
+ if (!((mask) & CFS_ALLOC_ZERO)) \
+ memset((ptr), 0, (size)); \
} \
CDEBUG(D_MALLOC, "kmalloced '" #ptr "': %d at %p (tot %d).\n", \
(int)(size), (ptr), atomic_read (&portal_kmemory)); \
} while (0)
#define PORTAL_ALLOC(ptr, size) \
- PORTAL_ALLOC_GFP(ptr, size, GFP_NOFS)
+ PORTAL_ALLOC_GFP(ptr, size, CFS_ALLOC_IO)
#define PORTAL_ALLOC_ATOMIC(ptr, size) \
- PORTAL_ALLOC_GFP(ptr, size, GFP_ATOMIC)
+ PORTAL_ALLOC_GFP(ptr, size, CFS_ALLOC_ATOMIC)
#define PORTAL_FREE(ptr, size) \
do { \
break; \
} \
if (s > PORTAL_VMALLOC_SIZE) \
- vfree(ptr); \
+ cfs_free_large(ptr); \
else \
- kfree(ptr); \
+ cfs_free(ptr); \
portal_kmem_dec((ptr), s); \
CDEBUG(D_MALLOC, "kfreed '" #ptr "': %d at %p (tot %d).\n", \
s, (ptr), atomic_read(&portal_kmemory)); \
} while (0)
-/* ------------------------------------------------------------------- */
-
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
-
-#define PORTAL_SYMBOL_REGISTER(x) inter_module_register(#x, THIS_MODULE, &x)
-#define PORTAL_SYMBOL_UNREGISTER(x) inter_module_unregister(#x)
-
-#define PORTAL_SYMBOL_GET(x) ((typeof(&x))inter_module_get(#x))
-#define PORTAL_SYMBOL_PUT(x) inter_module_put(#x)
-
-#define PORTAL_MODULE_USE MOD_INC_USE_COUNT
-#define PORTAL_MODULE_UNUSE MOD_DEC_USE_COUNT
-#else
-
-#define PORTAL_SYMBOL_REGISTER(x)
-#define PORTAL_SYMBOL_UNREGISTER(x)
-
-#define PORTAL_SYMBOL_GET(x) symbol_get(x)
-#define PORTAL_SYMBOL_PUT(x) symbol_put(x)
-
-#define PORTAL_MODULE_USE try_module_get(THIS_MODULE)
-#define PORTAL_MODULE_UNUSE module_put(THIS_MODULE)
-
-#endif
-
/******************************************************************************/
#ifdef PORTALS_PROFILING
#endif /* PORTALS_PROFILING */
/* debug.c */
-void portals_debug_dumpstack(struct task_struct *tsk);
+extern spinlock_t stack_backtrace_lock;
+
+void portals_debug_dumpstack(cfs_task_t *tsk);
void portals_run_upcall(char **argv);
void portals_run_lbug_upcall(char * file, const char *fn, const int line);
void portals_debug_dumplog(void);
int portals_debug_set_daemon(unsigned int cmd, unsigned int length,
char *file, unsigned int size);
__s32 portals_debug_copy_to_user(char *buf, unsigned long len);
-#if (__GNUC__)
/* Use the special GNU C __attribute__ hack to have the compiler check the
* printf style argument string against the actual argument count and
* types.
*/
-#ifdef printf
-# warning printf has been defined as a macro...
-# undef printf
-#endif
void portals_debug_msg(int subsys, int mask, char *file, const char *fn,
const int line, unsigned long stack,
char *format, ...)
__attribute__ ((format (printf, 7, 8)));
-#else
-void portals_debug_msg(int subsys, int mask, char *file, const char *fn,
- const int line, unsigned long stack,
- const char *format, ...);
-#endif /* __GNUC__ */
void portals_debug_set_level(unsigned int debug_level);
-# define fprintf(a, format, b...) CDEBUG(D_OTHER, format , ## b)
-# define printf(format, b...) CDEBUG(D_OTHER, format , ## b)
-# define time(a) CURRENT_TIME
-
extern void kportal_daemonize (char *name);
extern void kportal_blockallsigs (void);
#else /* !__KERNEL__ */
-# include <stdio.h>
-# include <stdlib.h>
-#ifndef __CYGWIN__
-# include <stdint.h>
-#else
-# include <cygwin-ioctl.h>
-#endif
-# include <unistd.h>
-# include <time.h>
-# include <limits.h>
# ifndef DEBUG_SUBSYSTEM
# define DEBUG_SUBSYSTEM S_UNDEFINED
# endif
#define CERROR(format, a...) CDEBUG(D_ERROR, format, ## a)
#endif
+/*
+ * compile-time assertions. @cond has to be constant expression.
+ * ISO C Standard:
+ *
+ * 6.8.4.2 The switch statement
+ *
+ * ....
+ *
+ * [#3] The expression of each case label shall be an integer
+ * constant expression and no two of the case constant
+ * expressions in the same switch statement shall have the same
+ * value after conversion...
+ *
+ */
+#define CLASSERT(cond) ({ switch(42) { case (cond): case 0: break; } })
+
/* support decl needed both by kernel and liblustre */
char *portals_nid2str(int nal, ptl_nid_t nid, char *str);
char *portals_id2str(int nal, ptl_process_id_t nid, char *str);
# define CURRENT_TIME time(0)
#endif
-/******************************************************************************/
-/* Light-weight trace
- * Support for temporary event tracing with minimal Heisenberg effect. */
-#define LWT_SUPPORT 0
-
-#define LWT_MEMORY (16<<20)
-
-#if !KLWT_SUPPORT
-# if defined(__KERNEL__)
-# if !defined(BITS_PER_LONG)
-# error "BITS_PER_LONG not defined"
-# endif
-# elif !defined(__WORDSIZE)
-# error "__WORDSIZE not defined"
-# else
-# define BITS_PER_LONG __WORDSIZE
-# endif
-
-/* kernel hasn't defined this? */
-typedef struct {
- long long lwte_when;
- char *lwte_where;
- void *lwte_task;
- long lwte_p1;
- long lwte_p2;
- long lwte_p3;
- long lwte_p4;
-# if BITS_PER_LONG > 32
- long lwte_pad;
-# endif
-} lwt_event_t;
-#endif /* !KLWT_SUPPORT */
-
-#if LWT_SUPPORT
-# ifdef __KERNEL__
-# if !KLWT_SUPPORT
-
-typedef struct _lwt_page {
- struct list_head lwtp_list;
- struct page *lwtp_page;
- lwt_event_t *lwtp_events;
-} lwt_page_t;
-
-typedef struct {
- int lwtc_current_index;
- lwt_page_t *lwtc_current_page;
-} lwt_cpu_t;
-
-extern int lwt_enabled;
-extern lwt_cpu_t lwt_cpus[];
-
-/* Note that we _don't_ define LWT_EVENT at all if LWT_SUPPORT isn't set.
- * This stuff is meant for finding specific problems; it never stays in
- * production code... */
-
-#define LWTSTR(n) #n
-#define LWTWHERE(f,l) f ":" LWTSTR(l)
-#define LWT_EVENTS_PER_PAGE (PAGE_SIZE / sizeof (lwt_event_t))
-
-#define LWT_EVENT(p1, p2, p3, p4) \
-do { \
- unsigned long flags; \
- lwt_cpu_t *cpu; \
- lwt_page_t *p; \
- lwt_event_t *e; \
- \
- if (lwt_enabled) { \
- local_irq_save (flags); \
- \
- cpu = &lwt_cpus[smp_processor_id()]; \
- p = cpu->lwtc_current_page; \
- e = &p->lwtp_events[cpu->lwtc_current_index++]; \
- \
- if (cpu->lwtc_current_index >= LWT_EVENTS_PER_PAGE) { \
- cpu->lwtc_current_page = \
- list_entry (p->lwtp_list.next, \
- lwt_page_t, lwtp_list); \
- cpu->lwtc_current_index = 0; \
- } \
- \
- e->lwte_when = get_cycles(); \
- e->lwte_where = LWTWHERE(__FILE__,__LINE__); \
- e->lwte_task = current; \
- e->lwte_p1 = (long)(p1); \
- e->lwte_p2 = (long)(p2); \
- e->lwte_p3 = (long)(p3); \
- e->lwte_p4 = (long)(p4); \
- \
- local_irq_restore (flags); \
- } \
-} while (0)
-
-#endif /* !KLWT_SUPPORT */
-
-extern int lwt_init (void);
-extern void lwt_fini (void);
-extern int lwt_lookup_string (int *size, char *knlptr,
- char *usrptr, int usrsize);
-extern int lwt_control (int enable, int clear);
-extern int lwt_snapshot (cycles_t *now, int *ncpu, int *total_size,
- void *user_ptr, int user_size);
-# else /* __KERNEL__ */
-# define LWT_EVENT(p1,p2,p3,p4) /* no userland implementation yet */
-# endif /* __KERNEL__ */
-#endif /* LWT_SUPPORT */
+/* --------------------------------------------------------------------
+ * Light-weight trace
+ * Support for temporary event tracing with minimal Heisenberg effect.
+ * All stuff about lwt are put in arch/kp30.h
+ * -------------------------------------------------------------------- */
struct portals_device_userstate
{
int pdu_memhog_pages;
- struct page *pdu_memhog_root_page;
+ cfs_page_t *pdu_memhog_root_page;
};
-#include <linux/portals_lib.h>
+#include <libcfs/portals_lib.h>
/*
* USER LEVEL STUFF BELOW
return 0;
}
-#else
-#include <asm/uaccess.h>
-
-/* buffer MUST be at least the size of portal_ioctl_hdr */
-static inline int portal_ioctl_getdata(char *buf, char *end, void *arg)
-{
- struct portal_ioctl_hdr *hdr;
- struct portal_ioctl_data *data;
- int err;
- ENTRY;
-
- hdr = (struct portal_ioctl_hdr *)buf;
- data = (struct portal_ioctl_data *)buf;
-
- err = copy_from_user(buf, (void *)arg, sizeof(*hdr));
- if (err)
- RETURN(err);
- if (hdr->ioc_version != PORTAL_IOCTL_VERSION) {
- CERROR("PORTALS: version mismatch kernel vs application\n");
- RETURN(-EINVAL);
- }
-
- if (hdr->ioc_len + buf >= end) {
- CERROR("PORTALS: user buffer exceeds kernel buffer\n");
- RETURN(-EINVAL);
- }
-
-
- if (hdr->ioc_len < sizeof(struct portal_ioctl_data)) {
- CERROR("PORTALS: user buffer too small for ioctl\n");
- RETURN(-EINVAL);
- }
-
- err = copy_from_user(buf, (void *)arg, hdr->ioc_len);
- if (err)
- RETURN(err);
-
- if (portal_ioctl_is_invalid(data)) {
- CERROR("PORTALS: ioctl not correctly formatted\n");
- RETURN(-EINVAL);
- }
-
- if (data->ioc_inllen1)
- data->ioc_inlbuf1 = &data->ioc_bulk[0];
+#else
- if (data->ioc_inllen2)
- data->ioc_inlbuf2 = &data->ioc_bulk[0] +
- size_round(data->ioc_inllen1);
+extern inline int portal_ioctl_getdata(char *buf, char *end, void *arg);
- RETURN(0);
-}
#endif
/* ioctls for manipulating snapshots 30- */
#define IOC_PORTAL_TYPE 'e'
#define IOC_PORTAL_MIN_NR 30
-#define IOC_PORTAL_PING _IOWR('e', 30, long)
+#define IOC_PORTAL_PING _IOWR('e', 30, IOCTL_PORTAL_TYPE)
-#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_GET_NID _IOWR('e', 36, long)
-#define IOC_PORTAL_FAIL_NID _IOWR('e', 37, long)
+#define IOC_PORTAL_CLEAR_DEBUG _IOWR('e', 32, IOCTL_PORTAL_TYPE)
+#define IOC_PORTAL_MARK_DEBUG _IOWR('e', 33, IOCTL_PORTAL_TYPE)
+#define IOC_PORTAL_PANIC _IOWR('e', 34, IOCTL_PORTAL_TYPE)
+#define IOC_PORTAL_NAL_CMD _IOWR('e', 35, IOCTL_PORTAL_TYPE)
+#define IOC_PORTAL_GET_NID _IOWR('e', 36, IOCTL_PORTAL_TYPE)
+#define IOC_PORTAL_FAIL_NID _IOWR('e', 37, IOCTL_PORTAL_TYPE)
-#define IOC_PORTAL_LWT_CONTROL _IOWR('e', 39, long)
-#define IOC_PORTAL_LWT_SNAPSHOT _IOWR('e', 40, long)
-#define IOC_PORTAL_LWT_LOOKUP_STRING _IOWR('e', 41, long)
-#define IOC_PORTAL_MEMHOG _IOWR('e', 42, long)
+#define IOC_PORTAL_LWT_CONTROL _IOWR('e', 39, IOCTL_PORTAL_TYPE)
+#define IOC_PORTAL_LWT_SNAPSHOT _IOWR('e', 40, IOCTL_PORTAL_TYPE)
+#define IOC_PORTAL_LWT_LOOKUP_STRING _IOWR('e', 41, IOCTL_PORTAL_TYPE)
+#define IOC_PORTAL_MEMHOG _IOWR('e', 42, IOCTL_PORTAL_TYPE)
#define IOC_PORTAL_MAX_NR 42
enum {
typedef int (*cfg_record_cb_t)(enum cfg_record_type, int len, void *data);
-#ifdef __CYGWIN__
-# ifndef BITS_PER_LONG
-# if (~0UL) == 0xffffffffUL
-# define BITS_PER_LONG 32
-# else
-# define BITS_PER_LONG 64
-# endif
-# endif
-#endif
-
-#if BITS_PER_LONG > 32
-# define LI_POISON ((int)0x5a5a5a5a5a5a5a5a)
-# define LL_POISON ((long)0x5a5a5a5a5a5a5a5a)
-# define LP_POISON ((void *)(long)0x5a5a5a5a5a5a5a5a)
-#else
-# define LI_POISON ((int)0x5a5a5a5a)
-# define LL_POISON ((long)0x5a5a5a5a)
-# define LP_POISON ((void *)(long)0x5a5a5a5a)
-#endif
-
-#if defined(__x86_64__)
-# define LPU64 "%Lu"
-# define LPD64 "%Ld"
-# define LPX64 "%#Lx"
-# define LPSZ "%lu"
-# define LPSSZ "%ld"
-#elif (BITS_PER_LONG == 32 || __WORDSIZE == 32)
-# define LPU64 "%Lu"
-# define LPD64 "%Ld"
-# define LPX64 "%#Lx"
-# define LPSZ "%u"
-# define LPSSZ "%d"
-#elif (BITS_PER_LONG == 64 || __WORDSIZE == 64)
-# define LPU64 "%lu"
-# define LPD64 "%ld"
-# define LPX64 "%#lx"
-# define LPSZ "%lu"
-# define LPSSZ "%ld"
-#endif
-#ifndef LPU64
-# error "No word size defined"
-#endif
-
/* lustre_id output helper macros */
#define DLID4 "%lu/%lu/%lu/%lu"
(unsigned long)(id)->li_fid.lf_group, \
(unsigned long)(id)->li_stc.u.e3s.l3s_ino, \
(unsigned long)(id)->li_stc.u.e3s.l3s_gen
-
+
#endif