From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELsVmIfliHK/wuJU3DysJy+hS6hd6i6pe9uLQy5m2/NTS4W7+Hl/6NppVfdZMjrqOYpkYx1N ARC-Seal: i=1; a=rsa-sha256; t=1520955639; cv=none; d=google.com; s=arc-20160816; b=Fl7CtwQB95mjnFUnNQ7B6D+uOuQNjErbUpwph/py8fHmAtv6W66mWLvdM4Yf1aAYT7 Py91PF1QzUpy2NzRugIXQ0e3gnaUm4rHZdiHwPTCAzEkNlnIZDNKhWOC9uNilBmhJOg3 2AU0JeKn/EsuULmSrQzAnLgbC+8mHfnihJs5GtwcZuWhLjc3TOeJnPjxw5+uQ8e3tiX6 6+sEoJh01BGo3KKW/Q2w3LdBSLu6u892wunWclfbn+nLsAikVstUG0sebGgZWwo3xmwb WMVFy52qbcLQx4VZca5s7h74hslbYQFBBxb7MawtInMPqKRvtV73ha85zG0wPKm/wbrC 4AnA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=LfxRgTeGgnAqYUdfkpy/Vzbee6Ahizxv79L9wsCV9WM=; b=Cvu+2LXJAuBAMTbSylSPNzBiWVrR7dWqnAzG+zGdJqhz+y6h2kRCH+7SN35qa7TonO xDjlxaWf/T4azF/YAYoyp/39KiIii2isVlJbvttRwXkFubiCLdnsifU4WLVhZUu8mzZQ FaCKzFfZZTguRuoVd3jPYCh9juGSQiz40h+HtYI/2uxrDJs5N9iaRiZXZMDxf2LzGlct xQ2DdStcTDjWhYNXBQE2vite2T+LLsira6M0ZRlyn8j1E1+XnnAytJIW1Ww5cEx0K6/a h88Z+qUEnN8T4/GKAEMYpd06hA3sY7zK4TkEfcyZvDFxF65Kk5D+6LGZ0E2YrlAXsN99 ZyuA== ARC-Authentication-Results: i=1; mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.71.90 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.71.90 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jann Horn , Thomas Gleixner , Andy Lutomirski , Borislav Petkov , Brian Gerst , Denys Vlasenko , "H. Peter Anvin" , Josh Poimboeuf , Linus Torvalds , Peter Zijlstra , Ingo Molnar Subject: [PATCH 4.14 119/140] x86/mm: Remove stale comment about KMEMCHECK Date: Tue, 13 Mar 2018 16:25:22 +0100 Message-Id: <20180313152506.181171205@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180313152458.201155692@linuxfoundation.org> References: <20180313152458.201155692@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1594836999611273830?= X-GMAIL-MSGID: =?utf-8?q?1594837581142381805?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jann Horn commit 3b3a9268bba62b35a29bafe0931715b1725fdf26 upstream. This comment referred to a conditional call to kmemcheck_hide() that was here until commit 4950276672fc ("kmemcheck: remove annotations"). Now that kmemcheck has been removed, it doesn't make sense anymore. Signed-off-by: Jann Horn Acked-by: Thomas Gleixner Cc: Andy Lutomirski Cc: Borislav Petkov Cc: Brian Gerst Cc: Denys Vlasenko Cc: H. Peter Anvin Cc: Josh Poimboeuf Cc: Linus Torvalds Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/20180219175039.253089-1-jannh@google.com Signed-off-by: Ingo Molnar Signed-off-by: Greg Kroah-Hartman --- arch/x86/mm/fault.c | 4 ---- 1 file changed, 4 deletions(-) --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c @@ -1252,10 +1252,6 @@ __do_page_fault(struct pt_regs *regs, un tsk = current; mm = tsk->mm; - /* - * Detect and handle instructions that would cause a page fault for - * both a tracked kernel page and a userspace page. - */ prefetchw(&mm->mmap_sem); if (unlikely(kmmio_fault(regs, address)))