From patchwork Wed Oct 7 14:53:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maurizio Lombardi X-Patchwork-Id: 11820773 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 99AEC618 for ; Wed, 7 Oct 2020 14:53:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6A561208C7 for ; Wed, 7 Oct 2020 14:53:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="CpYVr8C3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728674AbgJGOxw (ORCPT ); Wed, 7 Oct 2020 10:53:52 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:38435 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728672AbgJGOxv (ORCPT ); Wed, 7 Oct 2020 10:53:51 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1602082431; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=gJ/9v3J0x6FY0RJ8LARc2nFvYIJclUKo1qVrQtbh2kw=; b=CpYVr8C3B4rSCDNLsrQdD917ID0urNHcJAzhJojdsX0Z8TjcZHb8OjH/Su9fGq1Fgx8PgV N79Ht2TkZnE/pXupissrpjWRUR03WQfI/KcI2NVHHoeMLJqHQHDnlNsBRs3eCoOFvi5gRi A4ROHO5zHfwxjqwJixgY8zNQr7WL57k= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-104-jebWaZ9INMmLHjdX2dp_fg-1; Wed, 07 Oct 2020 10:53:49 -0400 X-MC-Unique: jebWaZ9INMmLHjdX2dp_fg-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 82D2F19080D8; Wed, 7 Oct 2020 14:53:29 +0000 (UTC) Received: from nangaparbat.redhat.com (unknown [10.35.206.121]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8A3A760BF3; Wed, 7 Oct 2020 14:53:27 +0000 (UTC) From: Maurizio Lombardi To: martin.petersen@oracle.com Cc: linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, bvanassche@acm.org, michael.christie@oracle.com Subject: [PATCH 0/2] fix race conditions with task aborts Date: Wed, 7 Oct 2020 16:53:24 +0200 Message-Id: <20201007145326.56850-1-mlombard@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Precedence: bulk List-ID: X-Mailing-List: target-devel@vger.kernel.org This patchset fixes some possible race conditions when 2 threads call iscsit_free_cmd()/__iscsit_free_cmd() at the same time. Maurizio Lombardi (2): target: iscsi: prevent a race condition in iscsit_unmap_cmd() target: iscsi: fix a race condition when aborting a task drivers/target/iscsi/iscsi_target_login.c | 1 + drivers/target/iscsi/iscsi_target_util.c | 7 ++++--- include/target/iscsi/iscsi_target_core.h | 1 + 3 files changed, 6 insertions(+), 3 deletions(-)