On Wed, 02 May 2018 16:07:48 +0000 Daniel Colascione <dan...@google.com> wrote:
> Why couldn't we take a page fault just before schedule? The reason we can't > take a page fault in atomic context is that doing so might call schedule. > Here, we're about to call schedule _anyway_, so what harm does it do to > call something that might call schedule? If we schedule via that call, we > can skip the manual schedule we were going to perform. Another issue is slowing down something that is considered a fast path. -- Steve
