From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AB8JxZqj84mxnLnE67wRe7H1g/O0emEEdi9rd2qKObHqyVk+uNaC8/lvucWWnZ7L4buEo8vO/eex ARC-Seal: i=1; a=rsa-sha256; t=1526631680; cv=none; d=google.com; s=arc-20160816; b=S6zJUVrkcGtukFWYyBHPvgt/gAbgntbQFRSlBnPFsdN9nclYPUdXrsonmrpIQQ1iRk S1ghM9rzqgM0I2+NL23Q5u+4CDkA/RMcIfneqEf0j9iQ9fZcsib7z2lF4SKnYQ12vJPZ TUIKGzgvk8rDSkS3l3sdBFGoxuQbZAigkOtgqKr1jE3H7Ha3kUWF1l8Z7sIz8MLgEdVp Jya97ABwbSuBrUY8QxLnh9v7GuTIPEenqQ1y9xLp0FBx7bcckadLnYNQMlXRnC13g2NV iLgIgeQfZwiRh4b66Aacdz+kjsDEiC9dRWQHCp/MNXZ8i/f/g0XvScEcnQA04kBGi35Q 8cgA== 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:dkim-signature:arc-authentication-results; bh=3jFvtrzdlajHPwEYcKwPzIse4DtnvjeFoQ+NYeEjDa0=; b=OOQSO0gMkiFs6M6XQa8HbbACrbim/nbuCXQDvuimq40K+xgyOEDHQ4UCWudQqkABPE Zyq4Z0feNrQ4WhRO48Fm0vtk4PDT1IYjeT+Rbib3lIAtPt8lf0J05PiCzVsMOHLaa1f4 Ds0kQf39Nw58AXHAMn9pp2goGVicSZ/GFrptheNoLxtFCfnLEM5Aamlf9ZHUxwq1g8lf TeTnbtgtNThoSFbsY87ACJdsX2BYtfs2xGolRZL+Y0qHdD93cEtn3aTprJ6rvIJrQ6je leImetnuTFFiFU4xgZZ9YZebpTPLcaP6ZJRFNgT0q+HThOz3L+YU7kCKTxlrlMKR0DHE KVxQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=2hljzX19; spf=pass (google.com: domain of srs0=xuy6=if=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=SRS0=XuY6=IF=linuxfoundation.org=gregkh@kernel.org Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=2hljzX19; spf=pass (google.com: domain of srs0=xuy6=if=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=SRS0=XuY6=IF=linuxfoundation.org=gregkh@kernel.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Ingo Molnar , Thomas Gleixner , Sebastian Andrzej Siewior , "David S. Miller" Subject: [PATCH 4.9 01/33] 8139too: Use disable_irq_nosync() in rtl8139_poll_controller() Date: Fri, 18 May 2018 10:15:40 +0200 Message-Id: <20180518081535.162711959@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180518081535.096308218@linuxfoundation.org> References: <20180518081535.096308218@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?1600789055660573430?= X-GMAIL-MSGID: =?utf-8?q?1600789341346770548?= 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: Ingo Molnar [ Upstream commit af3e0fcf78879f718c5f73df0814951bd7057d34 ] Use disable_irq_nosync() instead of disable_irq() as this might be called in atomic context with netpoll. Signed-off-by: Ingo Molnar Signed-off-by: Thomas Gleixner Signed-off-by: Sebastian Andrzej Siewior Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/realtek/8139too.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/ethernet/realtek/8139too.c +++ b/drivers/net/ethernet/realtek/8139too.c @@ -2233,7 +2233,7 @@ static void rtl8139_poll_controller(stru struct rtl8139_private *tp = netdev_priv(dev); const int irq = tp->pci_dev->irq; - disable_irq(irq); + disable_irq_nosync(irq); rtl8139_interrupt(irq, dev); enable_irq(irq); }