From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756794AbcGILyG (ORCPT ); Sat, 9 Jul 2016 07:54:06 -0400 Received: from terminus.zytor.com ([198.137.202.10]:50664 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751866AbcGILyD (ORCPT ); Sat, 9 Jul 2016 07:54:03 -0400 Date: Sat, 9 Jul 2016 04:53:16 -0700 From: tip-bot for Paolo Bonzini Message-ID: Cc: linux-kernel@vger.kernel.org, peterz@infradead.org, riel@redhat.com, bp@alien8.de, torvalds@linux-foundation.org, hpa@zytor.com, mingo@kernel.org, pbonzini@redhat.com, luto@kernel.org, tglx@linutronix.de, brgerst@gmail.com, dvlasenk@redhat.com, jpoimboe@redhat.com Reply-To: bp@alien8.de, riel@redhat.com, peterz@infradead.org, linux-kernel@vger.kernel.org, hpa@zytor.com, torvalds@linux-foundation.org, jpoimboe@redhat.com, dvlasenk@redhat.com, brgerst@gmail.com, luto@kernel.org, tglx@linutronix.de, pbonzini@redhat.com, mingo@kernel.org In-Reply-To: <1466434712-31440-3-git-send-email-pbonzini@redhat.com> References: <1466434712-31440-3-git-send-email-pbonzini@redhat.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:x86/asm] x86/entry: Inline enter_from_user_mode() Git-Commit-ID: eec4b1227db153ca16f8f5f285d01fefdce05438 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: eec4b1227db153ca16f8f5f285d01fefdce05438 Gitweb: http://git.kernel.org/tip/eec4b1227db153ca16f8f5f285d01fefdce05438 Author: Paolo Bonzini AuthorDate: Mon, 20 Jun 2016 16:58:30 +0200 Committer: Ingo Molnar 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 Reviewed-by: Rik van Riel Reviewed-by: Andy Lutomirski Reviewed-by: Rik van Riel Reviewed-by: Andy Lutomirski Reviewed-by: Rik van Riel Reviewed-by: Andy Lutomirski Reviewed-by: Rik van Riel Reviewed-by: Andy Lutomirski Acked-by: Paolo Bonzini Cc: Borislav Petkov Cc: Brian Gerst Cc: Denys Vlasenko Cc: H. Peter Anvin Cc: Josh Poimboeuf Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: kvm@vger.kernel.org Link: http://lkml.kernel.org/r/1466434712-31440-3-git-send-email-pbonzini@redhat.com Signed-off-by: Ingo Molnar --- arch/x86/entry/common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/entry/common.c b/arch/x86/entry/common.c index 618bc61..9e1e27d 100644 --- a/arch/x86/entry/common.c +++ b/arch/x86/entry/common.c @@ -40,7 +40,7 @@ static struct thread_info *pt_regs_to_thread_info(struct pt_regs *regs) #ifdef CONFIG_CONTEXT_TRACKING /* Called on entry from user mode with IRQs off. */ -__visible void enter_from_user_mode(void) +__visible inline void enter_from_user_mode(void) { CT_WARN_ON(ct_state() != CONTEXT_USER); user_exit_irqoff();