#ifndef __LIBCFS_LIBCFS_H__
#define __LIBCFS_LIBCFS_H__
-#if !__GNUC__
-#define __attribute__(x)
-#endif
+#include <libcfs/types.h>
-#if !defined(__WINNT__) && !defined(__KERNEL__)
-#include <libcfs/posix/libcfs.h>
-#elif defined(__linux__)
-#include <libcfs/linux/libcfs.h>
-#elif defined(__APPLE__)
-#include <libcfs/darwin/libcfs.h>
-#elif defined(__WINNT__)
-#include <libcfs/winnt/libcfs.h>
-#else
-#error Unsupported operating system.
-#endif
+#ifdef __KERNEL__
+# include <libcfs/linux/libcfs.h>
+#else /* __KERNEL__ */
+# include <libcfs/posix/libcfs.h>
+#endif /* !__KERNEL__ */
#include "curproc.h"
#define LOWEST_BIT_SET(x) ((x) & ~((x) - 1))
+/* Sparse annotations */
+#ifdef __KERNEL__
+# if !defined(__must_hold)
+# ifdef __CHECKER__
+# define __must_hold(x) __attribute__((context(x, 1, 1)))
+# else /* __CHECKER__ */
+# define __must_hold(x)
+# endif /* !__CHECKER__ */
+# endif /* !__must_hold */
+#else /* __KERNEL__ */
+# define __acquires(x)
+# define __releases(x)
+# define __must_hold(x)
+#endif /* !__KERNEL__ */
+
/*
* Lustre Error Checksum: calculates checksum
* of Hex number by XORing each bit.
#define LERRCHKSUM(hexnum) (((hexnum) & 0xf) ^ ((hexnum) >> 4 & 0xf) ^ \
((hexnum) >> 8 & 0xf))
-
-/*
- * - * atomic
- */
-
-typedef atomic_t cfs_atomic_t;
-
-#define cfs_atomic_read(atom) atomic_read(atom)
-#define cfs_atomic_inc(atom) atomic_inc(atom)
-#define cfs_atomic_inc_and_test(atom) atomic_inc_and_test(atom)
-#define cfs_atomic_inc_return(atom) atomic_inc_return(atom)
-#define cfs_atomic_inc_not_zero(atom) atomic_inc_not_zero(atom)
-#define cfs_atomic_add_unless(atom, a, u) atomic_add_unless(atom, a, u)
-#define cfs_atomic_dec(atom) atomic_dec(atom)
-#define cfs_atomic_dec_and_test(atom) atomic_dec_and_test(atom)
-#define cfs_atomic_dec_and_lock(atom, lock) atomic_dec_and_lock(atom, lock)
-#define cfs_atomic_dec_return(atom) atomic_dec_return(atom)
-#define cfs_atomic_set(atom, value) atomic_set(atom, value)
-#define cfs_atomic_add(value, atom) atomic_add(value, atom)
-#define cfs_atomic_add_return(value, atom) atomic_add_return(value, atom)
-#define cfs_atomic_sub(value, atom) atomic_sub(value, atom)
-#define cfs_atomic_sub_and_test(value, atom) atomic_sub_and_test(value, atom)
-#define cfs_atomic_sub_return(value, atom) atomic_sub_return(value, atom)
-#define cfs_atomic_cmpxchg(atom, old, nv) atomic_cmpxchg(atom, old, nv)
-#define CFS_ATOMIC_INIT(i) ATOMIC_INIT(i)
-
/*
* Some (nomina odiosa sunt) platforms define NULL as naked 0. This confuses
* Lustre RETURN(NULL) macro.
};
struct cfs_psdev_ops {
- int (*p_open)(unsigned long, void *);
- int (*p_close)(unsigned long, void *);
- int (*p_read)(struct cfs_psdev_file *, char *, unsigned long);
- int (*p_write)(struct cfs_psdev_file *, char *, unsigned long);
- int (*p_ioctl)(struct cfs_psdev_file *, unsigned long, void *);
+ int (*p_open)(unsigned long, void *);
+ int (*p_close)(unsigned long, void *);
+ int (*p_read)(struct cfs_psdev_file *, char *, unsigned long);
+ int (*p_write)(struct cfs_psdev_file *, char *, unsigned long);
+ int (*p_ioctl)(struct cfs_psdev_file *, unsigned long, void __user *);
};
/*
*/
void *cfs_stack_trace_frame(struct cfs_stack_trace *trace, int frame_no);
-#ifndef O_NOACCESS
-#define O_NOACCESS O_NONBLOCK
-#endif
-
-/*
- * Universal open flags.
- */
-#define CFS_O_NOACCESS 0003
-#define CFS_O_ACCMODE CFS_O_NOACCESS
-#define CFS_O_CREAT 0100
-#define CFS_O_EXCL 0200
-#define CFS_O_NOCTTY 0400
-#define CFS_O_TRUNC 01000
-#define CFS_O_APPEND 02000
-#define CFS_O_NONBLOCK 04000
-#define CFS_O_NDELAY CFS_O_NONBLOCK
-#define CFS_O_SYNC 010000
-#define CFS_O_ASYNC 020000
-#define CFS_O_DIRECT 040000
-#define CFS_O_LARGEFILE 0100000
-#define CFS_O_DIRECTORY 0200000
-#define CFS_O_NOFOLLOW 0400000
-#define CFS_O_NOATIME 01000000
-
-/* convert local open flags to universal open flags */
-int cfs_oflags2univ(int flags);
-/* convert universal open flags to local open flags */
-int cfs_univ2oflags(int flags);
-
/*
* Random number handling
*/
void cfs_srand(unsigned int, unsigned int);
void cfs_get_random_bytes(void *buf, int size);
+#include <libcfs/err.h>
#include <libcfs/libcfs_debug.h>
-#include <libcfs/libcfs_cpu.h>
#include <libcfs/libcfs_private.h>
+#include <libcfs/bitmap.h>
+#include <libcfs/libcfs_cpu.h>
#include <libcfs/libcfs_ioctl.h>
#include <libcfs/libcfs_prim.h>
#include <libcfs/libcfs_time.h>
#include <libcfs/libcfs_heap.h>
#include <libcfs/libcfs_fail.h>
#include <libcfs/params_tree.h>
-#include <libcfs/libcfs_crypto.h>
/* container_of depends on "likely" which is defined in libcfs_private.h */
-static inline void *__container_of(void *ptr, unsigned long shift)
+static inline void *__container_of(const void *ptr, unsigned long shift)
{
- if (unlikely(IS_ERR(ptr) || ptr == NULL))
- return ptr;
- else
- return (char *)ptr - shift;
+ if (unlikely(IS_ERR(ptr) || ptr == NULL))
+ return ERR_CAST(ptr);
+ else
+ return (char *)ptr - shift;
}
-#define container_of0(ptr, type, member) \
- ((type *)__container_of((void *)(ptr), offsetof(type, member)))
+#define container_of0(ptr, type, member) \
+ ((type *)__container_of((ptr), offsetof(type, member)))
#define _LIBCFS_H