2. EL 7
  3. systemtap-client
  4. function::kernel_string_n(3stap)

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

NAME

function::kernel_string_n - Retrieves string of given length from kernel memory

SYNOPSIS



    kernel_string_n:string(addr:long,n:long)

ARGUMENTS

addr

The kernel address to retrieve the string from

n

The maximum length of the string (if not null terminated)

DESCRIPTION

Returns the C string of a maximum given length from a given kernel memory address. Reports an error on string copy fault.

SEE ALSO0

tapset::conversions(3stap)

October 2018 SystemTap Tapset Reference