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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 734B9C4345F for ; Sun, 5 May 2024 00:15:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=9tJdhokC07t5AKnNYTYSjj5ZbBWyfN8CQQLC/CMUQK8=; b=3GGB9cSJQseUpawxodBjiTdTEp BXHQkMv6yq8IVK38RF0mvPbSfX0LvEqgnKhiagWRM6eq2XccQ3uTt6esalLURM8rJqlmysnF1Ki1M rXn/W24GCm24I8mK9IQ7m5Db7/pIICzz3OADASMBQ452p4rJ/MhiMDSka3e9RneDuR/gmyK/lPjOh optAZY+3TQ6qhgbmFZyn5zoL8HKZAwbsyphzu+e6qKGAgRvKZfrA4I/rhby0aSjJ8c2q1HHy/qyx6 3x4kpcwhFFjvd9t7aY9V5Hg7G3YHkFVjW7EPbCs1hvuf7lWbOBxq3VEUdTX0WNSh2p/jAbJIG/UJq +56OHyLQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s3PXI-00000003B8P-0aI0; Sun, 05 May 2024 00:15:24 +0000 Received: from mx.treblig.org ([2a00:1098:5b::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s3PXE-00000003B7N-1Ezb for linux-um@lists.infradead.org; Sun, 05 May 2024 00:15:22 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=treblig.org ; s=bytemarkmx; h=MIME-Version:Message-ID:Date:Subject:From:Content-Type:From :Subject; bh=9tJdhokC07t5AKnNYTYSjj5ZbBWyfN8CQQLC/CMUQK8=; b=Fo8bw0j2JsDDYWQh FPvHs1HYh4xomYTT6G9Rdn6Voo6ryiCiFtJOeVl8wEYYiSurf8ve/gWX2/JuxUU4oAT36WGaNSD8g 0ZCxmJce00vFdgc/TtmTPbSS8N++zmksHYFK894nF5gLZHGNEAqaGziObeKZtsvlwLtqPGV6vSnpu /Kcf/dOuprw/ClTAcgh3FrMdav2hNk7E8a2bTC/AFZVW1CLPRSQ/0T9sEHJahgrp9LQsAF22a/gnF wo+vMlnctMQxarWjMR6hy6MVhPoXB5EVEzML3XdHOMEddtvw7YlauXoymFvRHGNo+7YfottsHLpCX 129XPP1c+hen0brlUg==; Received: from localhost ([127.0.0.1] helo=dalek.home.treblig.org) by mx.treblig.org with esmtp (Exim 4.96) (envelope-from ) id 1s3PX5-004kAq-0i; Sun, 05 May 2024 00:15:11 +0000 From: linux@treblig.org To: richard@nod.at, hch@lst.de Cc: linux-um@lists.infradead.org, linux-kernel@vger.kernel.org, "Dr. David Alan Gilbert" Subject: [PATCH] ubd: Remove unused mutex 'ubd_mutex' Date: Sun, 5 May 2024 01:15:08 +0100 Message-ID: <20240505001508.255096-1-linux@treblig.org> X-Mailer: git-send-email 2.45.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240504_171520_472792_3E8711FD X-CRM114-Status: UNSURE ( 7.73 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-um@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-um" Errors-To: linux-um-bounces+linux-um=archiver.kernel.org@lists.infradead.org From: "Dr. David Alan Gilbert" Commit fb5d1d389c9e ("ubd: open the backing files in ubd_add") removed the last use of ubd_mutex. Remove it. Build and kernel startup test only. Signed-off-by: Dr. David Alan Gilbert --- arch/um/drivers/ubd_kern.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c index 63fc062add708..2b855240fbabf 100644 --- a/arch/um/drivers/ubd_kern.c +++ b/arch/um/drivers/ubd_kern.c @@ -106,7 +106,6 @@ static inline void ubd_set_bit(__u64 bit, unsigned char *data) #define DRIVER_NAME "uml-blkdev" static DEFINE_MUTEX(ubd_lock); -static DEFINE_MUTEX(ubd_mutex); /* replaces BKL, might not be needed */ static int ubd_ioctl(struct block_device *bdev, blk_mode_t mode, unsigned int cmd, unsigned long arg); -- 2.45.0