#ifndef LIBLUSTRE_H__
#define LIBLUSTRE_H__
-#include <sys/mman.h>
#include <asm/byteorder.h>
+#include <sys/mman.h>
#ifndef __CYGWIN__
#include <stdint.h>
#include <asm/page.h>
#define PAGE_SHIFT 12
#define PAGE_SIZE (1UL << PAGE_SHIFT)
#define PAGE_MASK (~(PAGE_SIZE-1))
-#define loff_t long long
+#define loff_t __u64
#define ERESTART 2001
typedef unsigned short umode_t;
#define PTR_ERR(a) ((long)(a))
#define ERR_PTR(a) ((void*)((long)(a)))
+#define capable(foo) 1
+#define CAP_SYS_ADMIN 1
+
typedef struct {
void *cwd;
}mm_segment_t;
((unsigned char *)&addr)[1], \
((unsigned char *)&addr)[2], \
((unsigned char *)&addr)[3]
-
+
#if defined(__LITTLE_ENDIAN)
#define HIPQUAD(addr) \
((unsigned char *)&addr)[3], \
#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)
-{
-}
+#define try_module_get __MOD_INC_USE_COUNT
+#define module_put __MOD_DEC_USE_COUNT
/* module initialization */
extern int init_obdclass(void);
/* general stuff */
+#define jiffies 0
#define EXPORT_SYMBOL(S)
-typedef struct { } spinlock_t;
+typedef int spinlock_t;
typedef __u64 kdev_t;
-#define SPIN_LOCK_UNLOCKED (spinlock_t) { }
+#define SPIN_LOCK_UNLOCKED 0
#define LASSERT_SPIN_LOCKED(lock) do {} while(0)
static inline void spin_lock(spinlock_t *l) {return;}
/* random */
-void get_random_bytes(void *ptr, int size);
+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();
+}
/* memory */
#define PAGE_CACHE_SHIFT 12
#define PAGE_CACHE_MASK PAGE_MASK
+/* XXX
+ * for this moment, liblusre will not rely OST for non-page-aligned write
+ */
+#define LIBLUSTRE_HANDLE_UNALIGNED_PAGE
+
struct page {
void *addr;
unsigned long index;
/* internally used by liblustre file i/o */
int _offset;
int _count;
+#ifdef LIBLUSTRE_HANDLE_UNALIGNED_PAGE
+ int _managed;
+#endif
};
-/* 2.4 defines */
-#define PAGE_LIST_ENTRY list
-#define PAGE_LIST(page) ((page)->list)
-
#define kmap(page) (page)->addr
#define kunmap(a) do {} while (0)
int count;
};
-/* use the macro's argument to avoid unused warnings */
-#define down(a) do { (void)a; } while (0)
-#define up(a) do { (void)a; } while (0)
-#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 down(a) do {} while (0)
+#define up(a) do {} while (0)
+#define down_read(a) do {} while (0)
+#define up_read(a) do {} while (0)
+#define down_write(a) do {} while (0)
+#define up_write(a) do {} while (0)
+#define sema_init(a,b) do {} while (0)
+#define init_rwsem(a) do {} while (0)
#define DECLARE_MUTEX(name) \
struct semaphore name = { 1 }
static inline void init_MUTEX (struct semaphore *sem)
int pid;
int fsuid;
int fsgid;
- int max_groups;
- int ngroups;
- gid_t *groups;
__u32 cap_effective;
-
- struct fs_struct __fs;
};
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 in_group_p(a) 0 /* FIXME */
#define set_current_state(foo) do { current->state = foo; } while (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 time_after(a, b) ((long)(b) - (long)(a) > 0)
-#define time_before(a, b) time_after(b,a)
struct timer_list {
struct list_head tl_list;
free(l);
}
+#define time_after(a, b) \
+({ \
+ 1; \
+})
+
typedef struct { volatile int counter; } atomic_t;
#define atomic_read(a) ((a)->counter)
#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_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; }