From patchwork Fri Aug 13 15:06:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 497077 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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, 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 677E3C4338F for ; Fri, 13 Aug 2021 15:08:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 497C1610A5 for ; Fri, 13 Aug 2021 15:08:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241111AbhHMPI2 (ORCPT ); Fri, 13 Aug 2021 11:08:28 -0400 Received: from mail.kernel.org ([198.145.29.99]:50622 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240849AbhHMPI1 (ORCPT ); Fri, 13 Aug 2021 11:08:27 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7A1146109E; Fri, 13 Aug 2021 15:08:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1628867280; bh=6d4WDMWNBnJwOwavCtmPcCkokhn0FPHaf2m3JUVq3Vk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UQ8Vg1upu/UBmDkthRViatEKIcZo1Yfwh6jf6qS7SprdEG606icS4t2IA3Hor5HkE xJGgo8FEZu0crCjYQT+KxaWpPIW8WmkEy47VPtN8dvt/jt0ADJtlvw+TWfoewvazJz EhfwDT58neGNukupr8+qvcwsEnKVvgA5HkDD9yL8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Li Manyi , "Martin K. Petersen" , Sasha Levin Subject: [PATCH 4.4 02/25] scsi: sr: Return correct event when media event code is 3 Date: Fri, 13 Aug 2021 17:06:26 +0200 Message-Id: <20210813150520.804520009@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210813150520.718161915@linuxfoundation.org> References: <20210813150520.718161915@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Li Manyi [ Upstream commit 5c04243a56a7977185b00400e59ca7e108004faf ] Media event code 3 is defined in the MMC-6 spec as follows: "MediaRemoval: The media has been removed from the specified slot, and the Drive is unable to access the media without user intervention. This applies to media changers only." This indicated that treating the condition as an EJECT_REQUEST was appropriate. However, doing so had the unfortunate side-effect of causing the drive tray to be physically ejected on resume. Instead treat the event as a MEDIA_CHANGE request. Fixes: 7dd753ca59d6 ("scsi: sr: Return appropriate error code when disk is ejected") Link: https://bugzilla.kernel.org/show_bug.cgi?id=213759 Link: https://lore.kernel.org/r/20210726114913.6760-1-limanyi@uniontech.com Signed-off-by: Li Manyi Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/sr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c index 6e31cedf0b6c..df019b78d9f7 100644 --- a/drivers/scsi/sr.c +++ b/drivers/scsi/sr.c @@ -217,7 +217,7 @@ static unsigned int sr_get_events(struct scsi_device *sdev) else if (med->media_event_code == 2) return DISK_EVENT_MEDIA_CHANGE; else if (med->media_event_code == 3) - return DISK_EVENT_EJECT_REQUEST; + return DISK_EVENT_MEDIA_CHANGE; return 0; }