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4477 DTrace should speak JSON
Reviewed by: Bryan Cantrill <bmc@joyent.com>

*** 36,45 **** --- 36,49 ---- /* * This header file contains a collection of macros that the strtou?ll? * functions in common/util use to test characters. What we need is a kernel * version of ctype.h. + * + * NOTE: These macros are used within several DTrace probe context functions. + * They must not be altered to make function calls or perform actions not + * safe in probe context. */ #if defined(_KERNEL) && !defined(_BOOT) #define isalnum(ch) (isalpha(ch) || isdigit(ch))