Re: [PATCH 1/3] x86: Don't save/restore EFLAGS on task switch

From: Andy Lutomirski
Date: Wed May 04 2016 - 23:27:42 EST


On Wed, May 4, 2016 at 7:44 PM, Brian Gerst <brgerst@xxxxxxxxx> wrote:
> Now that NT is filtered by the SYSENTER entry code, it is safe to skip saving and
> restoring flags on task switch. Also remove a leftover reset of flags on 64-bit
> fork.

Acked-by: Andy Lutomirski <luto@xxxxxxxxxx>