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Date: Thu, 26 Oct 2017 09:52:42 -0400 From: Brian Gerst <brgerst@...il.com> To: Andy Lutomirski <luto@...nel.org> Cc: X86 ML <x86@...nel.org>, Borislav Petkov <bpetkov@...e.de>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Dave Hansen <dave.hansen@...el.com>, Linus Torvalds <torvalds@...ux-foundation.org> Subject: Re: [PATCH 03/18] x86/asm/64: Move SWAPGS into the common iret-to-usermode path On Thu, Oct 26, 2017 at 4:26 AM, Andy Lutomirski <luto@...nel.org> wrote: > All of the code paths that ended up doing IRET to usermode did > SWAPGS immediately beforehand. Move the SWAPGS into the common > code. > > Signed-off-by: Andy Lutomirski <luto@...nel.org> > +GLOBAL(swapgs_restore_regs_and_return_to_usermode) Is adding swapgs to the label really necessary? It's redundant with the usermode part. I'm noticing a trend towards absurdly verbose labels lately. -- Brian Gerst
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