linux-kernel - Re: [tip:x86/asm] x86/entry: Inline enter_from_user

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Date:	Sun, 10 Jul 2016 13:33:51 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Borislav Petkov <bp@...en8.de>
Cc:	linux-tip-commits@...r.kernel.org,
	tip-bot for Paolo Bonzini <tipbot@...or.com>,
	linux-kernel@...r.kernel.org, peterz@...radead.org,
	riel@...hat.com, torvalds@...ux-foundation.org, hpa@...or.com,
	pbonzini@...hat.com, luto@...nel.org, tglx@...utronix.de,
	brgerst@...il.com, dvlasenk@...hat.com, jpoimboe@...hat.com
Subject: Re: [tip:x86/asm] x86/entry: Inline enter_from_user_mode()


* Borislav Petkov <bp@...en8.de> wrote:

> tip-bot for Paolo Bonzini <tipbot@...or.com> wrote:
> 
> >Commit-ID:  eec4b1227db153ca16f8f5f285d01fefdce05438
> >Gitweb:    
> >http://git.kernel.org/tip/eec4b1227db153ca16f8f5f285d01fefdce05438
> >Author:     Paolo Bonzini <pbonzini@...hat.com>
> >AuthorDate: Mon, 20 Jun 2016 16:58:30 +0200
> >Committer:  Ingo Molnar <mingo@...nel.org>
> >CommitDate: Sat, 9 Jul 2016 10:44:02 +0200
> >
> >x86/entry: Inline enter_from_user_mode()
> >
> >This matches what is already done for prepare_exit_to_usermode(),
> >and saves about 60 clock cycles (4% speedup) with the benchmark
> >in the previous commit message.
> >
> >Signed-off-by: Paolo Bonzini <pbonzini@...hat.com>
> >Reviewed-by: Rik van Riel <riel@...hat.com>
> >Reviewed-by: Andy Lutomirski <luto@...nel.org>
> >Reviewed-by: Rik van Riel <riel@...hat.com>
> >Reviewed-by: Andy Lutomirski <luto@...nel.org>
> >Reviewed-by: Rik van Riel <riel@...hat.com>
> >Reviewed-by: Andy Lutomirski <luto@...nel.org>
> >Reviewed-by: Rik van Riel <riel@...hat.com>
> >Reviewed-by: Andy Lutomirski <luto@...nel.org>
> >Acked-by: Paolo Bonzini <pbonzini@...hat.com>
> 
> Woohaa, if that amount of review doesn't get this patch upstream I don't know what will ;-)))))

Gah, that's a script gone bad - fixed!

Thanks,

	Ingo