#ifndef LIBLUSTRE_H__
#define LIBLUSTRE_H__
-#include <sys/mman.h>
-#ifndef __CYGWIN__
-#include <stdint.h>
-#include <asm/page.h>
+#ifdef __KERNEL__
+#error Kernel files should not #include <liblustre.h>
#else
-#include <sys/types.h>
-#include "ioctl.h"
+/*
+ * The userspace implementations of linux/spinlock.h vary; we just
+ * include our own for all of them
+ */
+#define __LINUX_SPINLOCK_H
+#endif
+
+#include <sys/mman.h>
+#ifdef HAVE_STDINT_H
+# include <stdint.h>
+#endif
+#ifdef HAVE_ASM_PAGE_H
+# include <asm/page.h>
+#endif
+#ifdef HAVE_SYS_USER_H
+# include <sys/user.h>
+#endif
+#ifdef HAVE_SYS_IOCTL_H
+# include <sys/ioctl.h>
#endif
+#ifndef _IOWR
+# include "ioctl.h"
+#endif
+
#include <stdio.h>
#include <sys/ioctl.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <sys/stat.h>
-#include <sys/vfs.h>
+#ifdef HAVE_SYS_VFS_H
+# include <sys/vfs.h>
+#endif
+#include <unistd.h>
+#include <fcntl.h>
-#include <portals/list.h>
-#include <portals/p30.h>
-#include <linux/kp30.h>
+#include <libcfs/list.h>
+#include <lnet/lnet.h>
+#include <libcfs/kp30.h>
/* definitions for liblustre */
#ifdef __CYGWIN__
-#define PAGE_SHIFT 12
-#define PAGE_SIZE (1UL << PAGE_SHIFT)
-#define PAGE_MASK (~(PAGE_SIZE-1))
-#define loff_t __u64
+#define CFS_PAGE_SHIFT 12
+#define CFS_PAGE_SIZE (1UL << CFS_PAGE_SHIFT)
+#define CFS_PAGE_MASK (~((__u64)CFS_PAGE_SIZE-1))
+#define loff_t long long
#define ERESTART 2001
typedef unsigned short umode_t;
#endif
+#ifndef CURRENT_SECONDS
+# define CURRENT_SECONDS time(0)
+#endif
+
/* This is because lprocfs_status.h gets included here indirectly. It would
* be much better to just avoid lprocfs being included into liblustre entirely
* but that requires more header surgery than I can handle right now.
#ifndef smp_processor_id
#define smp_processor_id() 0
#endif
+#ifndef smp_num_cpus
+#define smp_num_cpus 1
+#endif
/* always adopt 2.5 definitions */
#define KERNEL_VERSION(a,b,c) ((a)*100+(b)*10+c)
-#define LINUX_VERSION_CODE (2*200+5*10+0)
+#define LINUX_VERSION_CODE KERNEL_VERSION(2,5,0)
+
+#ifndef page_private
+#define page_private(page) ((page)->private)
+#define set_page_private(page, v) ((page)->private = (v))
+#endif
+
static inline void inter_module_put(void *a)
{
return;
}
-extern ptl_handle_ni_t tcpnal_ni;
-
void *inter_module_get(char *arg);
/* cheats for now */
#define GFP_KERNEL 1
#define GFP_HIGHUSER 1
#define GFP_ATOMIC 1
-#define GFP_MEMALLOC 1
-#define IS_ERR(a) (((a) && abs((int)(a)) < 500) ? 1 : 0)
-#define PTR_ERR(a) ((int)(a))
-#define ERR_PTR(a) ((void*)(a))
-
-#define capable(foo) 1
-#define CAP_SYS_ADMIN 1
+#define GFP_NOFS 1
+#define IS_ERR(a) ((unsigned long)(a) < 1000)
+#define PTR_ERR(a) ((long)(a))
+#define ERR_PTR(a) ((void*)((long)(a)))
typedef struct {
void *cwd;
-
}mm_segment_t;
typedef int (read_proc_t)(char *page, char **start, off_t off,
typedef int (write_proc_t)(struct file *file, const char *buffer,
unsigned long count, void *data);
-/* byteorder */
-#define __swab16(x) \
-({ \
- __u16 __x = (x); \
- ((__u16)( \
- (((__u16)(__x) & (__u16)0x00ffU) << 8) | \
- (((__u16)(__x) & (__u16)0xff00U) >> 8) )); \
-})
-
-#define __swab32(x) \
-({ \
- __u32 __x = (x); \
- ((__u32)( \
- (((__u32)(__x) & (__u32)0x000000ffUL) << 24) | \
- (((__u32)(__x) & (__u32)0x0000ff00UL) << 8) | \
- (((__u32)(__x) & (__u32)0x00ff0000UL) >> 8) | \
- (((__u32)(__x) & (__u32)0xff000000UL) >> 24) )); \
-})
-
-#define __swab64(x) \
-({ \
- __u64 __x = (x); \
- ((__u64)( \
- (__u64)(((__u64)(__x) & (__u64)0x00000000000000ffULL) << 56) | \
- (__u64)(((__u64)(__x) & (__u64)0x000000000000ff00ULL) << 40) | \
- (__u64)(((__u64)(__x) & (__u64)0x0000000000ff0000ULL) << 24) | \
- (__u64)(((__u64)(__x) & (__u64)0x00000000ff000000ULL) << 8) | \
- (__u64)(((__u64)(__x) & (__u64)0x000000ff00000000ULL) >> 8) | \
- (__u64)(((__u64)(__x) & (__u64)0x0000ff0000000000ULL) >> 24) | \
- (__u64)(((__u64)(__x) & (__u64)0x00ff000000000000ULL) >> 40) | \
- (__u64)(((__u64)(__x) & (__u64)0xff00000000000000ULL) >> 56) )); \
-})
-
-#define __swab16s(x) __swab16(*(x))
-#define __swab32s(x) __swab32(*(x))
-#define __swab64s(x) __swab64(*(x))
-
-#define __LITTLE_ENDIAN__
-#ifdef __LITTLE_ENDIAN__
-# define le16_to_cpu(x) ((__u16)(x))
-# define cpu_to_le16(x) ((__u16)(x))
-# define le32_to_cpu(x) ((__u32)(x))
-# define cpu_to_le32(x) ((__u32)(x))
-# define le64_to_cpu(x) ((__u64)(x))
-# define cpu_to_le64(x) ((__u64)(x))
-#else
-# define le16_to_cpu(x) __swab16(x)
-# define cpu_to_le16(x) __swab16(x)
-# define le32_to_cpu(x) __swab32(x)
-# define cpu_to_le32(x) __swab32(x)
-# define le64_to_cpu(x) __swab64(x)
-# define cpu_to_le64(x) __swab64(x)
-# error "do more check here!!!"
-#endif
-
#define NIPQUAD(addr) \
((unsigned char *)&addr)[0], \
((unsigned char *)&addr)[1], \
((unsigned char *)&addr)[2], \
((unsigned char *)&addr)[3]
-
-#if defined(__LITTLE_ENDIAN__)
+
+#if defined(__LITTLE_ENDIAN)
#define HIPQUAD(addr) \
((unsigned char *)&addr)[3], \
((unsigned char *)&addr)[2], \
((unsigned char *)&addr)[1], \
((unsigned char *)&addr)[0]
-#elif defined(__BIG_ENDIAN__)
+#elif defined(__BIG_ENDIAN)
#define HIPQUAD NIPQUAD
#else
-#error "Please fix asm/byteorder.h"
-#endif /* __LITTLE_ENDIAN__ */
+#error "Undefined byteorder??"
+#endif /* __LITTLE_ENDIAN */
/* bits ops */
-static __inline__ int set_bit(int nr,long * addr)
+
+/* a long can be more than 32 bits, so use BITS_PER_LONG
+ * to allow the compiler to adjust the bit shifting accordingly
+ */
+
+/* test if bit nr is set in bitmap addr; returns previous value of bit nr */
+static __inline__ int set_bit(int nr, long * addr)
{
- int mask, retval;
+ long mask;
- addr += nr >> 5;
- mask = 1 << (nr & 0x1f);
- retval = (mask & *addr) != 0;
- *addr |= mask;
- return retval;
+ addr += nr / BITS_PER_LONG;
+ mask = 1UL << (nr & (BITS_PER_LONG - 1));
+ nr = (mask & *addr) != 0;
+ *addr |= mask;
+ return nr;
}
+/* clear bit nr in bitmap addr; returns previous value of bit nr*/
static __inline__ int clear_bit(int nr, long * addr)
{
- int mask, retval;
+ long mask;
- addr += nr >> 5;
- mask = 1 << (nr & 0x1f);
- retval = (mask & *addr) != 0;
- *addr &= ~mask;
- return retval;
+ addr += nr / BITS_PER_LONG;
+ mask = 1UL << (nr & (BITS_PER_LONG - 1));
+ nr = (mask & *addr) != 0;
+ *addr &= ~mask;
+ return nr;
}
static __inline__ int test_bit(int nr, long * addr)
{
- int mask;
-
- addr += nr >> 5;
- mask = 1 << (nr & 0x1f);
- return ((mask & *addr) != 0);
+ return ((1UL << (nr & (BITS_PER_LONG - 1))) & ((addr)[nr / BITS_PER_LONG])) != 0;
}
static __inline__ int ext2_set_bit(int nr, void *addr)
return (-EINVAL);
}
-#define __MOD_INC_USE_COUNT(m) do {int a = 1; a++; } while (0)
-#define __MOD_DEC_USE_COUNT(m) do {int a = 1; a++; } while (0)
-#define MOD_INC_USE_COUNT do {int a = 1; a++; } while (0)
-#define MOD_DEC_USE_COUNT do {int a = 1; a++; } while (0)
-#define try_module_get __MOD_INC_USE_COUNT
-#define module_put __MOD_DEC_USE_COUNT
+#define __MOD_INC_USE_COUNT(m) do {} while (0)
+#define __MOD_DEC_USE_COUNT(m) do {} while (0)
+#define MOD_INC_USE_COUNT do {} while (0)
+#define MOD_DEC_USE_COUNT do {} while (0)
+static inline void __module_get(struct module *module)
+{
+}
+
+static inline int try_module_get(struct module *module)
+{
+ return 1;
+}
+
+static inline void module_put(struct module *module)
+{
+}
/* module initialization */
extern int init_obdclass(void);
extern int osc_init(void);
extern int lov_init(void);
extern int mdc_init(void);
+extern int mgc_init(void);
extern int echo_client_init(void);
/* general stuff */
-#define jiffies 0
#define EXPORT_SYMBOL(S)
-typedef int spinlock_t;
+typedef struct { } spinlock_t;
typedef __u64 kdev_t;
-#define SPIN_LOCK_UNLOCKED 0
+#define SPIN_LOCK_UNLOCKED (spinlock_t) { }
+#define LASSERT_SPIN_LOCKED(lock) do {} while(0)
+#define LASSERT_SEM_LOCKED(sem) do {} while(0)
+
static inline void spin_lock(spinlock_t *l) {return;}
static inline void spin_unlock(spinlock_t *l) {return;}
static inline void spin_lock_init(spinlock_t *l) {return;}
static inline void local_irq_restore(unsigned long flag) {return;}
static inline int spin_is_locked(spinlock_t *l) {return 1;}
-static inline void spin_lock_bh(spinlock_t *l)
-{
- return;
-}
-static inline void spin_unlock_bh(spinlock_t *l)
-{
- return;
-}
-static inline void spin_unlock_irqrestore(spinlock_t *a, unsigned long b)
-{
- return;
-}
-static inline void spin_lock_irqsave(spinlock_t *a, unsigned long b)
-{
- return;
-}
+static inline void spin_lock_bh(spinlock_t *l) {}
+static inline void spin_unlock_bh(spinlock_t *l) {}
+static inline void spin_lock_irqsave(spinlock_t *a, unsigned long b) {}
+static inline void spin_unlock_irqrestore(spinlock_t *a, unsigned long b) {}
#define min(x,y) ((x)<(y) ? (x) : (y))
#define max(x,y) ((x)>(y) ? (x) : (y))
#ifndef min_t
#define min_t(type,x,y) \
- ({ type __x = (x); type __y = (y); __x < __y ? __x: __y; })
+ ({ type __x = (x); type __y = (y); __x < __y ? __x: __y; })
#endif
#ifndef max_t
#define max_t(type,x,y) \
- ({ type __x = (x); type __y = (y); __x > __y ? __x: __y; })
+ ({ type __x = (x); type __y = (y); __x > __y ? __x: __y; })
#endif
-/* registering symbols */
+#define simple_strtol strtol
+/* registering symbols */
+#ifndef ERESTARTSYS
#define ERESTARTSYS ERESTART
+#endif
#define HZ 1
/* random */
-static inline void get_random_bytes(void *ptr, int size)
-{
- int *p = (int *)ptr;
- int i, count = size/sizeof(int);
-
- for (i = 0; i< count; i++)
- *p++ = rand();
-}
+void get_random_bytes(void *ptr, int size);
/* memory */
-/* FIXME */
-#define num_physpages (16 * 1024)
+/* memory size: used for some client tunables */
+#define num_physpages (256 * 1024) /* 1GB */
static inline int copy_from_user(void *a,void *b, int c)
{
free(a);
return 0;
}
-#define kmem_cache_alloc(cache, prio) malloc(cache->size)
-#define kmem_cache_free(cache, obj) free(obj)
-#define PAGE_CACHE_SIZE PAGE_SIZE
-#define PAGE_CACHE_SHIFT 12
-#define PAGE_CACHE_MASK PAGE_MASK
+/* struct page decl moved out from here into portals/include/libcfs/user-prim.h */
-struct page {
- void *addr;
- unsigned long index;
- struct list_head list;
- unsigned long private;
-
- /* internally used by liblustre file i/o */
- int _offset;
- int _count;
-};
+/* 2.4 defines */
+#define PAGE_LIST_ENTRY list
+#define PAGE_LIST(page) ((page)->list)
#define kmap(page) (page)->addr
-#define kunmap(a) do { int foo = 1; foo++; } while (0)
+#define kunmap(a) do {} while (0)
-static inline struct page *alloc_pages(int mask, unsigned long order)
+static inline cfs_page_t *alloc_pages(int mask, unsigned long order)
{
- struct page *pg = malloc(sizeof(*pg));
+ cfs_page_t *pg = malloc(sizeof(*pg));
if (!pg)
return NULL;
#if 0 //#ifdef MAP_ANONYMOUS
pg->addr = mmap(0, PAGE_SIZE << order, PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0);
#else
- pg->addr = malloc(PAGE_SIZE << order);
+ pg->addr = malloc(CFS_PAGE_SIZE << order);
#endif
if (!pg->addr) {
#define alloc_page(mask) alloc_pages((mask), 0)
-static inline void __free_pages(struct page *pg, int what)
+static inline void __free_pages(cfs_page_t *pg, int what)
{
#if 0 //#ifdef MAP_ANONYMOUS
munmap(pg->addr, PAGE_SIZE);
}
#define __free_page(page) __free_pages((page), 0)
+#define free_page(page) __free_page(page)
-static inline struct page* __grab_cache_page(unsigned long index)
+static inline cfs_page_t* __grab_cache_page(unsigned long index)
{
- struct page *pg = alloc_pages(0, 0);
+ cfs_page_t *pg = alloc_pages(0, 0);
if (pg)
pg->index = index;
time_t ia_ctime;
unsigned int ia_attr_flags;
};
+#define ll_iattr_struct iattr
#define IT_OPEN 0x0001
#define IT_CREAT 0x0002
void *pwd;
};
-#define cpu_to_le32(x) ((__u32)(x))
-
/* semaphores */
struct rw_semaphore {
int count;
int count;
};
-#define down(a) do {(a)->count++;} while (0)
-#define up(a) do {(a)->count--;} while (0)
-#define down_read(a) do {(a)->count++;} while (0)
-#define up_read(a) do {(a)->count--;} while (0)
-#define down_write(a) do {(a)->count++;} while (0)
-#define up_write(a) do {(a)->count--;} while (0)
-#define sema_init(a,b) do { (a)->count = b; } while (0)
-#define init_rwsem(a) do {} while (0)
+/* use the macro's argument to avoid unused warnings */
+#define down(a) do { (void)a; } while (0)
+#define mutex_down(a) down(a)
+#define up(a) do { (void)a; } while (0)
+#define mutex_up(a) up(a)
+#define down_read(a) do { (void)a; } while (0)
+#define up_read(a) do { (void)a; } while (0)
+#define down_write(a) do { (void)a; } while (0)
+#define up_write(a) do { (void)a; } while (0)
+#define sema_init(a,b) do { (void)a; } while (0)
+#define init_rwsem(a) do { (void)a; } while (0)
#define DECLARE_MUTEX(name) \
struct semaphore name = { 1 }
static inline void init_MUTEX (struct semaphore *sem)
{
sema_init(sem, 1);
}
+static inline void init_MUTEX_LOCKED (struct semaphore *sem)
+{
+ sema_init(sem, 0);
+}
+#define init_mutex(s) init_MUTEX(s)
typedef struct {
struct list_head sleepers;
int signal;
};
-struct fs_struct {
- int umask;
-};
-
struct task_struct {
- struct fs_struct *fs;
int state;
struct signal pending;
char comm[32];
int pid;
int fsuid;
int fsgid;
+ int max_groups;
+ int ngroups;
+ gid_t *groups;
__u32 cap_effective;
};
-extern struct task_struct *current;
+typedef struct task_struct cfs_task_t;
+#define cfs_current() current
+#define cfs_curproc_pid() (current->pid)
+#define cfs_curproc_comm() (current->comm)
-#define in_group_p(a) 0 /* FIXME */
+extern struct task_struct *current;
+int in_group_p(gid_t gid);
+static inline int capable(int cap)
+{
+ if (current->cap_effective & (1 << cap))
+ return 1;
+ else
+ return 0;
+}
#define set_current_state(foo) do { current->state = foo; } while (0)
#define del_wait_queue(p) do { list_del(&(p)->sleeping); } while (0)
#define remove_wait_queue(q,p) do { list_del(&(p)->sleeping); } while (0)
+#define DECLARE_WAIT_QUEUE_HEAD(HEAD) \
+ wait_queue_head_t HEAD = { \
+ .sleepers = LIST_HEAD_INIT(HEAD.sleepers) \
+ }
#define init_waitqueue_head(l) INIT_LIST_HEAD(&(l)->sleepers)
#define wake_up(l) do { int a; a++; } while (0)
#define TASK_INTERRUPTIBLE 0
#define in_interrupt() (0)
-#define schedule() do { int a; a++; } while (0)
+#define schedule() do {} while (0)
static inline int schedule_timeout(signed long t)
{
return 0;
}
-#define lock_kernel() do { int a; a++; } while (0)
-#define daemonize(l) do { int a; a++; } while (0)
-#define sigfillset(l) do { int a; a++; } while (0)
-#define recalc_sigpending(l) do { int a; a++; } while (0)
+#define lock_kernel() do {} while (0)
+#define unlock_kernel() do {} while (0)
+#define daemonize(l) do {} while (0)
+#define sigfillset(l) do {} while (0)
+#define recalc_sigpending(l) do {} while (0)
#define kernel_thread(l,m,n) LBUG()
#define USERMODEHELPER(path, argv, envp) (0)
-
-static inline int call_usermodehelper(char *prog, char **argv, char **evnp, int unknown)
-{
- return 0;
-}
-
-
#define SIGNAL_MASK_ASSERT()
-
#define KERN_INFO
-
+#include <sys/time.h>
+#if HZ != 1
+#error "liblustre's jiffies currently expects HZ to be 1"
+#endif
+#define jiffies \
+({ \
+ unsigned long _ret = 0; \
+ struct timeval tv; \
+ if (gettimeofday(&tv, NULL) == 0) \
+ _ret = tv.tv_sec; \
+ _ret; \
+})
+#define get_jiffies_64() (__u64)jiffies
+#define time_after(a, b) ((long)(b) - (long)(a) < 0)
+#define time_before(a, b) time_after(b,a)
+#define time_after_eq(a,b) ((long)(a) - (long)(b) >= 0)
struct timer_list {
struct list_head tl_list;
static inline int timer_pending(struct timer_list *l)
{
- if (l->expires > jiffies)
+ if (time_after(l->expires, jiffies))
return 1;
else
return 0;
#define atomic_read(a) ((a)->counter)
#define atomic_set(a,b) do {(a)->counter = b; } while (0)
#define atomic_dec_and_test(a) ((--((a)->counter)) == 0)
+#define atomic_dec_and_lock(a,b) ((--((a)->counter)) == 0)
#define atomic_inc(a) (((a)->counter)++)
#define atomic_dec(a) do { (a)->counter--; } while (0)
#define atomic_add(b,a) do {(a)->counter += b;} while (0)
#define atomic_sub(b,a) do {(a)->counter -= b;} while (0)
+#ifndef likely
#define likely(exp) (exp)
+#endif
+#ifndef unlikely
#define unlikely(exp) (exp)
+#endif
+
+/* FIXME sys/capability will finally included linux/fs.h thus
+ * cause numerous trouble on x86-64. as temporary solution for
+ * build broken at cary, we copy definition we need from capability.h
+ * FIXME
+ */
+struct _cap_struct;
+typedef struct _cap_struct *cap_t;
+typedef int cap_value_t;
+typedef enum {
+ CAP_EFFECTIVE=0,
+ CAP_PERMITTED=1,
+ CAP_INHERITABLE=2
+} cap_flag_t;
+typedef enum {
+ CAP_CLEAR=0,
+ CAP_SET=1
+} cap_flag_value_t;
+
+#define CAP_DAC_OVERRIDE 1
+#define CAP_DAC_READ_SEARCH 2
+#define CAP_FOWNER 3
+#define CAP_FSETID 4
+#define CAP_SYS_ADMIN 21
+
+cap_t cap_get_proc(void);
+int cap_get_flag(cap_t, cap_value_t, cap_flag_t, cap_flag_value_t *);
/* log related */
static inline int llog_init_commit_master(void) { return 0; }
static inline int llog_cleanup_commit_master(int force) { return 0; }
-static inline void portals_run_lbug_upcall(char *file, const char *fn,
+static inline void libcfs_run_lbug_upcall(char *file, const char *fn,
const int l){}
-#define LBUG() \
- do { \
- printf("!!!LBUG at %s:%d\n", __FILE__, __LINE__); \
- sleep(1000000); \
- } while (0)
-
-
-
/* completion */
struct completion {
unsigned int done;
- wait_queue_head_t wait;
+ cfs_waitq_t wait;
};
#define COMPLETION_INITIALIZER(work) \
struct liblustre_wait_callback {
struct list_head llwc_list;
+ const char *llwc_name;
int (*llwc_fn)(void *arg);
void *llwc_arg;
};
-void *liblustre_register_wait_callback(int (*fn)(void *arg), void *arg);
+void *liblustre_register_wait_callback(const char *name,
+ int (*fn)(void *arg), void *arg);
void liblustre_deregister_wait_callback(void *notifier);
int liblustre_wait_event(int timeout);
-#include <linux/obd_support.h>
-#include <linux/lustre_idl.h>
-#include <linux/lustre_lib.h>
-#include <linux/lustre_import.h>
-#include <linux/lustre_export.h>
-#include <linux/lustre_net.h>
+void *liblustre_register_idle_callback(const char *name,
+ int (*fn)(void *arg), void *arg);
+void liblustre_deregister_idle_callback(void *notifier);
+void liblustre_wait_idle(void);
+/* flock related */
+struct nfs_lock_info {
+ __u32 state;
+ __u32 flags;
+ void *host;
+};
+
+typedef struct file_lock {
+ struct file_lock *fl_next; /* singly linked list for this inode */
+ struct list_head fl_link; /* doubly linked list of all locks */
+ struct list_head fl_block; /* circular list of blocked processes */
+ void *fl_owner;
+ unsigned int fl_pid;
+ cfs_waitq_t fl_wait;
+ struct file *fl_file;
+ unsigned char fl_flags;
+ unsigned char fl_type;
+ loff_t fl_start;
+ loff_t fl_end;
+
+ void (*fl_notify)(struct file_lock *); /* unblock callback */
+ void (*fl_insert)(struct file_lock *); /* lock insertion callback */
+ void (*fl_remove)(struct file_lock *); /* lock removal callback */
+
+ void *fl_fasync; /* for lease break notifications */
+ unsigned long fl_break_time; /* for nonblocking lease breaks */
+
+ union {
+ struct nfs_lock_info nfs_fl;
+ } fl_u;
+} cfs_flock_t;
+
+#define cfs_flock_type(fl) ((fl)->fl_type)
+#define cfs_flock_set_type(fl, type) do { (fl)->fl_type = (type); } while(0)
+#define cfs_flock_pid(fl) ((fl)->fl_pid)
+#define cfs_flock_set_pid(fl, pid) do { (fl)->fl_pid = (pid); } while(0)
+#define cfs_flock_start(fl) ((fl)->fl_start)
+#define cfs_flock_set_start(fl, start) do { (fl)->fl_start = (start); } while(0)
+#define cfs_flock_end(fl) ((fl)->fl_end)
+#define cfs_flock_set_end(fl, end) do { (fl)->fl_end = (end); } while(0)
+
+#ifndef OFFSET_MAX
+#define INT_LIMIT(x) (~((x)1 << (sizeof(x)*8 - 1)))
+#define OFFSET_MAX INT_LIMIT(loff_t)
+#endif
+
+/* XXX: defined in kernel */
+#define FL_POSIX 1
+#define FL_SLEEP 128
+
+/* quota */
+#define QUOTA_OK 0
+#define NO_QUOTA 1
+
+/* ACL */
+struct posix_acl_entry {
+ short e_tag;
+ unsigned short e_perm;
+ unsigned int e_id;
+};
+
+struct posix_acl {
+ atomic_t a_refcount;
+ unsigned int a_count;
+ struct posix_acl_entry a_entries[0];
+};
+
+typedef struct {
+ __u16 e_tag;
+ __u16 e_perm;
+ __u32 e_id;
+} xattr_acl_entry;
+
+typedef struct {
+ __u32 a_version;
+ xattr_acl_entry a_entries[0];
+} xattr_acl_header;
+static inline size_t xattr_acl_size(int count)
+{
+ return sizeof(xattr_acl_header) + count * sizeof(xattr_acl_entry);
+}
+
+static inline
+struct posix_acl * posix_acl_from_xattr(const void *value, size_t size)
+{
+ return NULL;
+}
+
+static inline
+int posix_acl_valid(const struct posix_acl *acl)
+{
+ return 0;
+}
+
+static inline
+void posix_acl_release(struct posix_acl *acl)
+{
+}
+
+#ifndef ENOTSUPP
+#define ENOTSUPP ENOTSUP
#endif
+#include <obd_support.h>
+#include <lustre/lustre_idl.h>
+#include <lustre_lib.h>
+#include <lustre_import.h>
+#include <lustre_export.h>
+#include <lustre_net.h>
+
+#endif