From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751423AbbJHESX (ORCPT ); Thu, 8 Oct 2015 00:18:23 -0400 Received: from smtp2.provo.novell.com ([137.65.250.81]:55680 "EHLO smtp2.provo.novell.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750776AbbJHESW (ORCPT ); Thu, 8 Oct 2015 00:18:22 -0400 From: Davidlohr Bueso To: Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Davidlohr Bueso , Davidlohr Bueso Subject: [PATCH -next] mm/vmacache: inline vmacache_valid_mm() Date: Wed, 7 Oct 2015 21:17:59 -0700 Message-Id: <1444277879-22039-1-git-send-email-dave@stgolabs.net> X-Mailer: git-send-email 2.1.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This function incurs in very hot paths and merely does a few loads for validity check. Lets inline it, such that we can save the function call overhead. Signed-off-by: Davidlohr Bueso --- mm/vmacache.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/vmacache.c b/mm/vmacache.c index b6e3662..fd09dc9 100644 --- a/mm/vmacache.c +++ b/mm/vmacache.c @@ -52,7 +52,7 @@ void vmacache_flush_all(struct mm_struct *mm) * Also handle the case where a kernel thread has adopted this mm via use_mm(). * That kernel thread's vmacache is not applicable to this mm. */ -static bool vmacache_valid_mm(struct mm_struct *mm) +static inline bool vmacache_valid_mm(struct mm_struct *mm) { return current->mm == mm && !(current->flags & PF_KTHREAD); } -- 2.1.4