FUNCTION::KERNELSTR(3stString and data retrieving FUNCTION::KERNELSTR(3stap)

NAME
       function::kernelstring - Retrieves string from kernel memory

SYNOPSIS
       1) kernelstring:string(addr:long)

       2) kernelstring:string(addr:long,errmsg:string)

ARGUMENTS
       addr
           The kernel address to retrieve the string from

       errmsg
           The error message to return when data isn't available

DESCRIPTION
       1) This function returns the null terminated C string from a given
       kernel memory address. Reports an error on string copy fault.

       2) This function returns the null terminated C string from a given
       kernel memory address. Reports the given error message on string copy
       fault.

SEE ALSO
       tapset::conversions(3stap)



SystemTap Tapset Reference         June 2018       FUNCTION::KERNELSTR(3stap)