kernel.h (8363051739fb8cc688255328a3d641dc9fe4718c) kernel.h (35555d474b21e47a9bd73e0cbdd84286fa0bb0b6)
1/*-
2 * Copyright (c) 2010 Isilon Systems, Inc.
3 * Copyright (c) 2010 iX Systems, Inc.
4 * Copyright (c) 2010 Panasas, Inc.
5 * Copyright (c) 2013-2016 Mellanox Technologies, Ltd.
6 * Copyright (c) 2014-2015 François Tigeot
7 * All rights reserved.
8 *

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45
46#include <linux/bitops.h>
47#include <linux/compiler.h>
48#include <linux/errno.h>
49#include <linux/sched.h>
50#include <linux/types.h>
51#include <linux/jiffies.h>
52#include <linux/log2.h>
1/*-
2 * Copyright (c) 2010 Isilon Systems, Inc.
3 * Copyright (c) 2010 iX Systems, Inc.
4 * Copyright (c) 2010 Panasas, Inc.
5 * Copyright (c) 2013-2016 Mellanox Technologies, Ltd.
6 * Copyright (c) 2014-2015 François Tigeot
7 * All rights reserved.
8 *

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45
46#include <linux/bitops.h>
47#include <linux/compiler.h>
48#include <linux/errno.h>
49#include <linux/sched.h>
50#include <linux/types.h>
51#include <linux/jiffies.h>
52#include <linux/log2.h>
53
53#include <asm/byteorder.h>
54#include <asm/byteorder.h>
55#include <asm/uaccess.h>
54
55#include <machine/stdarg.h>
56
57#define KERN_CONT ""
58#define KERN_EMERG "<0>"
59#define KERN_ALERT "<1>"
60#define KERN_CRIT "<2>"
61#define KERN_ERR "<3>"

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367 end++;
368 if (*cp == 0 || *end != 0)
369 return (-EINVAL);
370 if (temp != (u32)temp)
371 return (-ERANGE);
372 return (0);
373}
374
56
57#include <machine/stdarg.h>
58
59#define KERN_CONT ""
60#define KERN_EMERG "<0>"
61#define KERN_ALERT "<1>"
62#define KERN_CRIT "<2>"
63#define KERN_ERR "<3>"

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369 end++;
370 if (*cp == 0 || *end != 0)
371 return (-EINVAL);
372 if (temp != (u32)temp)
373 return (-ERANGE);
374 return (0);
375}
376
377static inline int
378kstrtobool(const char *s, bool *res)
379{
380 int len;
381
382 if (s == NULL || (len = strlen(s)) == 0 || res == NULL)
383 return (-EINVAL);
384
385 /* skip newline character, if any */
386 if (s[len - 1] == '\n')
387 len--;
388
389 if (len == 1 && strchr("yY1", s[0]) != NULL)
390 *res = true;
391 else if (len == 1 && strchr("nN0", s[0]) != NULL)
392 *res = false;
393 else if (strncasecmp("on", s, len) == 0)
394 *res = true;
395 else if (strncasecmp("off", s, len) == 0)
396 *res = false;
397 else
398 return (-EINVAL);
399
400 return (0);
401}
402
403static inline int
404kstrtobool_from_user(const char __user *s, size_t count, bool *res)
405{
406 char buf[8] = {};
407
408 if (count > (sizeof(buf) - 1))
409 count = (sizeof(buf) - 1);
410
411 if (copy_from_user(buf, s, count))
412 return (-EFAULT);
413
414 return (kstrtobool(buf, res));
415}
416
375#define min(x, y) ((x) < (y) ? (x) : (y))
376#define max(x, y) ((x) > (y) ? (x) : (y))
377
378#define min3(a, b, c) min(a, min(b,c))
379#define max3(a, b, c) max(a, max(b,c))
380
381#define min_t(type, x, y) ({ \
382 type __min1 = (x); \

--- 78 unchanged lines hidden --- 		417#define min(x, y) ((x) < (y) ? (x) : (y))
418#define max(x, y) ((x) > (y) ? (x) : (y))
419
420#define min3(a, b, c) min(a, min(b,c))
421#define max3(a, b, c) max(a, max(b,c))
422
423#define min_t(type, x, y) ({ \
424 type __min1 = (x); \

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