On Mon, 11 Aug 2014, sanjeev sharma wrote:
Hello David,
Here is the old discussion carried out on this.
http://linux-kernel.2935.n7.nabble.com/Is-spin-is-locked-safe-to-use-with-BU...
I'm suggesting that if you don't want to incur the cost of the conditional everytime you call a certain function with assert_spin_locked() that you could covert these to lockdep_assert_held() so the check is only done when lockdep is enabled for debugging.