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

NAME

function::user_string_warn - Retrieves string from user space

SYNOPSIS

    user_string_warn:string(addr:long)

ARGUMENTS

addr
the user space address to retrieve the string from

DESCRIPTION

Returns the null terminated C string from a given user space memory address. Reports "" on the rare cases when userspace data is not accessible and warns (but does not abort) about the failure.
November 2014 SystemTap Tapset Reference