err.h File Reference

#include <linux/errno.h>

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Macros
#define	MAX_ERRNO   4095
#define	IS_ERR_VALUE(__X)   ((unsigned long)(uintptr_t)(__X) >= (unsigned long)-MAX_ERRNO)

Macro Definition Documentation

MAX_ERRNO

#define MAX_ERRNO   4095

IS_ERR_VALUE

#define IS_ERR_VALUE

(

__X

)

((unsigned long)(uintptr_t)(__X) >= (unsigned long)-MAX_ERRNO)