From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AB363C3567B for ; Mon, 24 Feb 2020 07:34:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7D1142082E for ; Mon, 24 Feb 2020 07:34:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582529697; bh=I7YfRBGWxkRlMEz1dQKS6uyRwuKVhny5JTXAwxKMlCY=; h=From:To:Cc:Subject:Date:List-ID:From; b=0Fa5BnxnNSBfxaCRrUae2jBH3fAoZhzse5TvE9BmteiRllN8q1hXBruhn4leqN1uo mztNsx961MXa6DFXF6RHLL3dpngkEter9HFBvwb9VhfjpVknS7Ddw7tpVAzXDOvdt+ 8bqVAfZNC1egDbxTRy6Pbe7113PJW0IgaOSCvt8I= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727267AbgBXHe4 (ORCPT ); Mon, 24 Feb 2020 02:34:56 -0500 Received: from mail.kernel.org ([198.145.29.99]:46820 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726628AbgBXHez (ORCPT ); Mon, 24 Feb 2020 02:34:55 -0500 Received: from sol.hsd1.ca.comcast.net (c-107-3-166-239.hsd1.ca.comcast.net [107.3.166.239]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 559F62072D; Mon, 24 Feb 2020 07:34:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582529695; bh=I7YfRBGWxkRlMEz1dQKS6uyRwuKVhny5JTXAwxKMlCY=; h=From:To:Cc:Subject:Date:From; b=BAh6a8gST+T7CzfXEdyOAWr/+Yb3KcmhEa7GSiOG0d8vCIq1MmQIKipozzp2gA1t9 bCUQVva4ipFlrTh+BpZH2TiMmm+oUOOis94t9kn+qPZUTXUMLsBYyuWGYQbWcJ6Mwd E6h13RRTfE+7E6gQJnitwcnoHbi8tS4xlCirtoV4= From: Eric Biggers To: Greg Kroah-Hartman , Jiri Slaby Cc: linux-kernel@vger.kernel.org Subject: [PATCH] vt: drop redundant might_sleep() in do_con_write() Date: Sun, 23 Feb 2020 23:34:50 -0800 Message-Id: <20200224073450.292892-1-ebiggers@kernel.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Eric Biggers The might_sleep() in do_con_write() is redundant because console_lock() already contains might_sleep(). Remove it. Signed-off-by: Eric Biggers --- drivers/tty/vt/vt.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c index 0cfbb7182b5a5..a9fe30efa304b 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -2576,8 +2576,6 @@ static int do_con_write(struct tty_struct *tty, const unsigned char *buf, int co if (in_interrupt()) return count; - might_sleep(); - console_lock(); vc = tty->driver_data; if (vc == NULL) { -- 2.25.1