DOKK / manpages / debian 10 / systemtap-doc / function::atomic_long_read.3stap.en
FUNCTION::ATOMIC_LON(3stap) String and data retrieving fun FUNCTION::ATOMIC_LON(3stap)

function::atomic_long_read - Retrieves an atomic long variable from kernel memory



    atomic_long_read:long(addr:long)

addr

pointer to atomic long variable

Safely perform the read of an atomic long variable. This will be a NOP on kernels that do not have ATOMIC_LONG_INIT set on the kernel config.

tapset::atomic(3stap)

October 2018 SystemTap Tapset Reference