From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AH8x225oVFTudHkfbIBf6xWc1bz5tS3wgTr+gNfT6xyrZTZ5A0aNpII0VTIA4oTQKALJ2CRTMPO4 ARC-Seal: i=1; a=rsa-sha256; t=1516610969; cv=none; d=google.com; s=arc-20160816; b=ShFCaNp+x6ymqNjcZkP3MaEuhOLSQ25QCRLia6qmJP+loScsy76FHDmkFLagwD3wW7 MFrvs2+70W4gJjDQo8WIWZkEdjRL8lKxICfBr0IPeyAFflc/PsrYZvfkMo0W5+Fi+NQL DluAZ3ppuspirYKVXKMPgkU/ciqRAuOhHW+Dtwc01jXifB2KKHdP5wEjnQ4VMIgqqWLI GEHuc0ewatedc3pVOI4beZM/iW9ReT1oiyi3Eoy1oP1ew6KBY5Wf3ARh3zg21aqIKfji AeXCAmiRBLZbShinCLAfEWPlF9KdU+SsSltPXYxsjvx6MYndq1+fdZisKRgZT1roDlu2 EPAQ== 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=Znc+qE41exBM02ZlyoWtKSjSwuk/Neqz7hkVMr5ij2k=; b=dsZoJmMKavDwajMmmTgQ8SMhdv8zL+HXQl0kp0BaYK0UAHKiNmHgsVVitHpbCBbW4W EUucjqGR6of5w5EDtMn6SeaRpX7uE0RWFRJmG5LFHIQSXa2HOZeYTVxA6zy6FvcHilU1 hcBUEfWeSW/iHBx5qizazGlT398SPXmZmRT2Ke9EWiTZUZeWnPhAocqrJToWjhz3ve1E 6ZtwScMHNML2w3IwWNiUJEeo8yvOpPSsa3UtYNeCouMxfpMrd3MLfcA9Kgu6mdSFm1WK w8SH6FntcFq+u9+bBm7ZfoOlbmwO+e3VCdilrTRyFxLLjRsfB7Tmc39K3ONaAo2m3sze yCKQ== 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, "zhenwei.pi" , Thomas Gleixner , dave.hansen@linux.intel.com Subject: [PATCH 4.9 46/47] x86/pti: Document fix wrong index Date: Mon, 22 Jan 2018 09:45:57 +0100 Message-Id: <20180122083929.034285706@linuxfoundation.org> X-Mailer: git-send-email 2.16.0 In-Reply-To: <20180122083925.568134913@linuxfoundation.org> References: <20180122083925.568134913@linuxfoundation.org> User-Agent: quilt/0.65 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?1590281450608148955?= X-GMAIL-MSGID: =?utf-8?q?1590281863706389189?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: zhenwei.pi commit 98f0fceec7f84d80bc053e49e596088573086421 upstream. In section <2. Runtime Cost>, fix wrong index. Signed-off-by: zhenwei.pi Signed-off-by: Thomas Gleixner Cc: dave.hansen@linux.intel.com Link: https://lkml.kernel.org/r/1516237492-27739-1-git-send-email-zhenwei.pi@youruncloud.com Signed-off-by: Greg Kroah-Hartman --- Documentation/x86/pti.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/Documentation/x86/pti.txt +++ b/Documentation/x86/pti.txt @@ -78,7 +78,7 @@ this protection comes at a cost: non-PTI SYSCALL entry code, so requires mapping fewer things into the userspace page tables. The downside is that stacks must be switched at entry time. - d. Global pages are disabled for all kernel structures not + c. Global pages are disabled for all kernel structures not mapped into both kernel and userspace page tables. This feature of the MMU allows different processes to share TLB entries mapping the kernel. Losing the feature means more