Christophe Leroy wrote:
Le 23/05/2023 à 11:31, Naveen N Rao a écrit :
Christophe Leroy wrote:
Ok, I simplified this further, and this is as close to the previous
fast path as we can get (applies atop the original RFC). The only
difference left is the ftrace_rec iterator.
That's not better, that's even slightly worse (less than 1%).
I will try to investigate why.
I have posted a follow-on RFC with the changes split up:
http://lore.kernel.org/cover.1686151854.git.nav...@kernel.org
Hopefully, that will help narrow down the source of the regression.
- Naveen
