Re: [tip:x86/asm] x86/entry: Inline enter_from_user_mode()

From: Ingo Molnar
Date: Sun Jul 10 2016 - 07:34:02 EST



* Borislav Petkov <bp@xxxxxxxxx> wrote:

> tip-bot for Paolo Bonzini <tipbot@xxxxxxxxx> wrote:
>
> >Commit-ID: eec4b1227db153ca16f8f5f285d01fefdce05438
> >Gitweb:
> >http://git.kernel.org/tip/eec4b1227db153ca16f8f5f285d01fefdce05438
> >Author: Paolo Bonzini <pbonzini@xxxxxxxxxx>
> >AuthorDate: Mon, 20 Jun 2016 16:58:30 +0200
> >Committer: Ingo Molnar <mingo@xxxxxxxxxx>
> >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@xxxxxxxxxx>
> >Reviewed-by: Rik van Riel <riel@xxxxxxxxxx>
> >Reviewed-by: Andy Lutomirski <luto@xxxxxxxxxx>
> >Reviewed-by: Rik van Riel <riel@xxxxxxxxxx>
> >Reviewed-by: Andy Lutomirski <luto@xxxxxxxxxx>
> >Reviewed-by: Rik van Riel <riel@xxxxxxxxxx>
> >Reviewed-by: Andy Lutomirski <luto@xxxxxxxxxx>
> >Reviewed-by: Rik van Riel <riel@xxxxxxxxxx>
> >Reviewed-by: Andy Lutomirski <luto@xxxxxxxxxx>
> >Acked-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
>
> 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