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Date: Wed, 14 Jun 2017 08:40:29 -0400 From: Brian Gerst <brgerst@...il.com> To: x86@...nel.org, linux-kernel@...r.kernel.org Cc: Ingo Molnar <mingo@...nel.org>, "H . Peter Anvin" <hpa@...or.com>, Andy Lutomirski <luto@...capital.net>, Juergen Gross <jgross@...e.com>, Boris Ostrovsky <boris.ostrovsky@...cle.com> Subject: [PATCH 0/3] x86: IOPL switching cleanups Here are three cleanups to the IOPL switching code for x86. [PATCH 1/3] x86: Remove native_set_iopl_mask() [PATCH 2/3] x86-32: Simplify IOPL switch check [PATCH 3/3] x86/xen: Move paravirt IOPL switching to slow the path arch/x86/include/asm/paravirt.h | 6 ++++++ arch/x86/include/asm/processor.h | 22 ++-------------------- arch/x86/include/asm/thread_info.h | 5 ++++- arch/x86/include/asm/xen/hypervisor.h | 2 -- arch/x86/kernel/ioport.c | 6 ++++++ arch/x86/kernel/paravirt.c | 2 +- arch/x86/kernel/process.c | 8 ++++++++ arch/x86/kernel/process_32.c | 9 --------- arch/x86/kernel/process_64.c | 11 ----------- arch/x86/xen/enlighten_pv.c | 6 ++++-- 10 files changed, 31 insertions(+), 46 deletions(-)
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