From: Zhao Liu
kmap() is being deprecated in favor of kmap_local_page()[1].
There are two main problems with kmap(): (1) It comes with an overhead as
mapping space is restricted and protected by a global lock for synchronization
and (2) it also requires global TLB invalidation when the kmap's
Sorry, please ignore the last hyperv patch, I made a mistake.
Zhao
On Mon, Oct 17, 2022 at 05:37:26PM +0800, Zhao Liu wrote:
> Date: Mon, 17 Oct 2022 17:37:26 +0800
> From: Zhao Liu
> Subject: [PATCH v3] x86/hyperv: Replace kmap() with kmap_local_page()
> X-Mailer: git-send-
