On 03/25, Roland McGrath wrote: > > I also really don't understand the resistance to a new thing in a > new config option that depends on EXPERIMENTAL, and having the > smaller users bang on it and fix it in the tree for a while.
And, just in case... Without CONFIG_UTRACE, the patch does not change the code at all. With CONFIG_UTRACE, the patch adds a few "if (unlikely(tsk->utrace_flags))" checks, none of these checks lives in the hot path. Oleg.
