* vim:expandtab:shiftwidth=8:tabstop=8:
*/
#ifndef _LIBCFS_H
+#define _LIBCFS_H
+#ifdef HAVE_ASM_TYPES_H
+#include <asm/types.h>
+#else
+#include "types.h"
+#endif
+
+#ifdef __KERNEL__
+# include <linux/time.h>
+# include <asm/timex.h>
+#else
+# include <sys/time.h>
+# define do_gettimeofday(tv) gettimeofday(tv, NULL);
+typedef unsigned long long cycles_t;
+#endif
#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))
+#ifndef __KERNEL__
+/* Userpace byte flipping */
+# include <endian.h>
+# include <byteswap.h>
+# define __swab16(x) bswap_16(x)
+# define __swab32(x) bswap_32(x)
+# define __swab64(x) bswap_64(x)
+# define __swab16s(x) do {*(x) = bswap_16(*(x));} while (0)
+# define __swab32s(x) do {*(x) = bswap_32(*(x));} while (0)
+# define __swab64s(x) do {*(x) = bswap_64(*(x));} while (0)
+# if __BYTE_ORDER == __LITTLE_ENDIAN
+# define le16_to_cpu(x) (x)
+# define cpu_to_le16(x) (x)
+# define le32_to_cpu(x) (x)
+# define cpu_to_le32(x) (x)
+# define le64_to_cpu(x) (x)
+# define cpu_to_le64(x) (x)
+# else
+# if __BYTE_ORDER == __BIG_ENDIAN
+# define le16_to_cpu(x) bswap_16(x)
+# define cpu_to_le16(x) bswap_16(x)
+# define le32_to_cpu(x) bswap_32(x)
+# define cpu_to_le32(x) bswap_32(x)
+# define le64_to_cpu(x) bswap_64(x)
+# define cpu_to_le64(x) bswap_64(x)
+# else
+# error "Unknown byte order"
+# endif /* __BIG_ENDIAN */
+# endif /* __LITTLE_ENDIAN */
+#endif /* ! __KERNEL__ */
+
/*
* Debugging
*/
extern unsigned int portal_stack;
extern unsigned int portal_debug;
extern unsigned int portal_printk;
-extern unsigned int portal_cerror;
+
+struct ptldebug_header {
+ __u32 ph_len;
+ __u32 ph_flags;
+ __u32 ph_subsys;
+ __u32 ph_mask;
+ __u32 ph_cpu_id;
+ __u32 ph_sec;
+ __u64 ph_usec;
+ __u32 ph_stack;
+ __u32 ph_pid;
+ __u32 ph_extern_pid;
+ __u32 ph_line_num;
+} __attribute__((packed));
+
+#define PH_FLAG_FIRST_RECORD 1
+
/* Debugging subsystems (32 bits, non-overlapping) */
#define S_UNDEFINED 0x00000001
#define S_MDC 0x00000002
#define S_GMNAL 0x00080000
#define S_PTLROUTER 0x00100000
#define S_COBD 0x00200000
-#define S_IBNAL 0x00400000
-#define S_LMV 0x00800000
+#define S_IBNAL 0x00400000 /* All IB NALs */
+#define S_SM 0x00800000
+#define S_ASOBD 0x01000000
+#define S_LMV 0x02000000
+#define S_CMOBD 0x04000000
+#define S_LONAL 0x08000000
/* If you change these values, please keep portals/utils/debug.c
* up to date! */
#define D_RPCTRACE 0x00100000 /* for distributed debugging */
#define D_VFSTRACE 0x00200000
#define D_READA 0x00400000 /* read-ahead */
-
+#define D_MMAP 0x00800000
+#define D_CONFIG 0x01000000
#ifdef __KERNEL__
# include <linux/sched.h> /* THREAD_SIZE */
#else
# define CDEBUG_STACK (THREAD_SIZE - \
((unsigned long)__builtin_frame_address(0) & \
(THREAD_SIZE - 1)))
-# endif
+# endif /* __ia64__ */
#define CHECK_STACK(stack) \
do { \
/*panic("LBUG");*/ \
} \
} while (0)
-#else /* __KERNEL__ */
+#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) & (D_ERROR | D_EMERG | D_WARNING)) || \
(portal_debug & (mask) && \
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 CDEBUG_MAX_LIMIT 600
+#define CDEBUG_LIMIT(cdebug_mask, cdebug_format, a...) \
+do { \
+ static unsigned long cdebug_next; \
+ static int cdebug_count, cdebug_delay = 1; \
+ \
+ CHECK_STACK(CDEBUG_STACK); \
+ if (time_after(jiffies, cdebug_next)) { \
+ portals_debug_msg(DEBUG_SUBSYSTEM, cdebug_mask, __FILE__, \
+ __FUNCTION__, __LINE__, CDEBUG_STACK, \
+ cdebug_format, ## a); \
+ if (cdebug_count) { \
+ portals_debug_msg(DEBUG_SUBSYSTEM, cdebug_mask, \
+ __FILE__, __FUNCTION__, __LINE__, \
+ CDEBUG_STACK, cdebug_format, ## a); \
+ cdebug_count = 0; \
+ } \
+ if (time_after(jiffies, cdebug_next+(CDEBUG_MAX_LIMIT+10)*HZ))\
+ cdebug_delay = cdebug_delay > 8 ? cdebug_delay/8 : 1; \
+ else \
+ cdebug_delay = cdebug_delay*2 >= CDEBUG_MAX_LIMIT*HZ ?\
+ CDEBUG_MAX_LIMIT*HZ : cdebug_delay*2; \
+ cdebug_next = jiffies + cdebug_delay; \
+ } else { \
+ portals_debug_msg(DEBUG_SUBSYSTEM, \
+ portal_debug & ~(D_EMERG|D_ERROR|D_WARNING),\
+ __FILE__, __FUNCTION__, __LINE__, \
+ CDEBUG_STACK, cdebug_format, ## a); \
+ cdebug_count++; \
+ } \
+} while (0)
+
+#define CWARN(format, a...) CDEBUG_LIMIT(D_WARNING, format, ## a)
+#define CERROR(format, a...) CDEBUG_LIMIT(D_ERROR, format, ## a)
#define CEMERG(format, a...) CDEBUG(D_EMERG, format, ## a)
#define GOTO(label, rc) \
} 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 CWARN(format, a...) printk(KERN_WARNING format, ## a)
+#define CERROR(format, a...) printk(KERN_ERR format, ## a)
+#define CEMERG(format, a...) printk(KERN_EMERG 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
+/* initial pid */
+# if CRAY_PORTALS
+/*
+ * 1) ptl_pid_t in cray portals is only 16 bits, not 32 bits, therefore this
+ * is too big.
+ *
+ * 2) the implementation of ernal in cray portals further restricts the pid
+ * space that may be used to 0 <= pid <= 255 (an 8 bit value). Returns
+ * an error at nal init time for any pid outside this range. Other nals
+ * in cray portals don't have this restriction.
+ * */
+#define LUSTRE_PTL_PID 9
+# else
+#define LUSTRE_PTL_PID 12345
+# endif
+
+#define LUSTRE_SRV_PTL_PID LUSTRE_PTL_PID
+
+#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)
+
+typedef int (nal_cmd_handler_fn)(struct portals_cfg *, void *);
+int libcfs_nal_cmd_register(int nal, nal_cmd_handler_fn *handler, void *arg);
+int libcfs_nal_cmd(struct portals_cfg *pcfg);
+void libcfs_nal_cmd_unregister(int nal);
+
struct portal_ioctl_data {
__u32 ioc_len;
__u32 ioc_version;
char ioc_bulk[0];
};
+
#ifdef __KERNEL__
#include <linux/list.h>