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FUNCTION:(3stap) String and data retrieving fun FUNCTION:(3stap)

function::user_char_warn
 

NAME

function::user_char_warn - Retrieves a char value stored in user space

SYNOPSIS

    user_char_warn:long(addr:long)

ARGUMENTS

addr
the user space address to retrieve the char from

DESCRIPTION

Returns the char value from a given user space address. Returns zero when user space and warns (but does not abort) about the failure.
May 2013 SystemTap Tapset Reference