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/sys/ofed/include/linux/jiffies.h

https://bitbucket.org/freebsd/freebsd-head/
C++ Header | 56 lines | 21 code | 8 blank | 27 comment | 0 complexity | 7c92c6127c94af587e49bc7a3358fbfc MD5 | raw file
Possible License(s): MPL-2.0-no-copyleft-exception, BSD-3-Clause, LGPL-2.0, LGPL-2.1, BSD-2-Clause, 0BSD, JSON, AGPL-1.0, GPL-2.0 
    

  1. /*-
    2. 

  2.  * Copyright (c) 2010 Isilon Systems, Inc.
    3. 

  3.  * Copyright (c) 2010 iX Systems, Inc.
    4. 

  4.  * Copyright (c) 2010 Panasas, Inc.
    5. 

  5.  * All rights reserved.
    6. 

  6.  *
    7. 

  7.  * Redistribution and use in source and binary forms, with or without
    8. 

  8.  * modification, are permitted provided that the following conditions
    9. 

  9.  * are met:
    10. 

  10.  * 1. Redistributions of source code must retain the above copyright
    11. 

  11.  *    notice unmodified, this list of conditions, and the following
    12. 

  12.  *    disclaimer.
    13. 

  13.  * 2. Redistributions in binary form must reproduce the above copyright
    14. 

  14.  *    notice, this list of conditions and the following disclaimer in the
    15. 

  15.  *    documentation and/or other materials provided with the distribution.
    16. 

  16.  *
    17. 

  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
    18. 

  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
    19. 

  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
    20. 

  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
    21. 

  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
    22. 

  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    23. 

  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    24. 

  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    25. 

  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
    26. 

  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    27. 

  27.  */
    28. 

  28. #ifndef	_LINUX_JIFFIES_H_
    29. 

  29. #define	_LINUX_JIFFIES_H_
    30. 

  30. 

  31. #include <linux/types.h>
    32. 

  32. #include <linux/kernel.h>
    33. 

  33. 

  34. #include <sys/time.h>
    35. 

  35. #include <sys/kernel.h>
    36. 

  36. 

  37. static inline int
    38. 

  38. msecs_to_jiffies(int msec)
    39. 

  39. {
    40. 

  40. 	struct timeval tv;
    41. 

  41. 

  42. 	tv.tv_sec = msec / 1000;
    43. 

  43. 	tv.tv_usec = (msec % 1000) * 1000;
    44. 

  44. 	return (tvtohz(&tv));
    45. 

  45. }
    46. 

  46. 

  47. #define	jiffies	ticks
    48. 

  48. 

  49. #define	time_after(a, b)	((long)(b) - (long)(a) < 0)
    50. 

  50. #define	time_before(a, b)	time_after(b,a)
    51. 

  51. #define	time_after_eq(a, b)	((long)(a) - (long)(b) >= 0)
    52. 

  52. #define	time_before_eq(a, b)	time_after_eq(b, a)
    53. 

  53. 

  54. #define	HZ	hz
    55. 

  55. 

  56. #endif	/* _LINUX_JIFFIES_H_ */
    57. 

  57.