From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 673932B9C7; Sun, 1 Sep 2024 16:41:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725208918; cv=none; b=qQPJoM4YrYHgzCuGR9+encWPkrjB5un/2mxO6A1T4SV6+Kj3SjYDpovI2rs4fzpZZtjV9te/hfanKaiEvnIYaKg5tUVkADR3a1wkE+fvD0I/0HqKQIYbMbV6l7PAThIBFd2xHgS51SAKYIfouvRwK2LPxrE6UNnrlOlU0q5rAaY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725208918; c=relaxed/simple; bh=wpNRJXqiISWo+nSpbqMf67eNdoYlq1HlAXOrzsOkFPs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=RygSWcyr2X4LkiPAhbPLkwaiZGhvKprjT0btHP7mjOi0tbDEMS9i1RJhpLuIuBzdr8NuFhLl68PJbCmzMQWtq4AieXj00BnD8uVf8QhYOHXY/TuRNHsXOSeFsYOl07zQxzJSouYaFXB0bQjfIkmU1R+2Wpp3IY+nF/aPI/qbPz4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=m8xlf54/; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="m8xlf54/" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DB675C4CEC3; Sun, 1 Sep 2024 16:41:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1725208918; bh=wpNRJXqiISWo+nSpbqMf67eNdoYlq1HlAXOrzsOkFPs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=m8xlf54/74MUMnuO0mSyhn6X2SF3c8kPWPBxgZ8KGe2UuO0PnlaOnfg+hpeWac59C +itSybEALslkhWvMMpfXFzK0GArs6E/AlFoWYKSJt4OqjUXNLyaT1EIFmTXxQxXlgY ECqG1Ks4XCs/6m2mgsllIl8REWoKZ7VvsLiW7hiA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Mikulas Patocka , Sasha Levin Subject: [PATCH 5.4 079/134] dm suspend: return -ERESTARTSYS instead of -EINTR Date: Sun, 1 Sep 2024 18:17:05 +0200 Message-ID: <20240901160813.073066804@linuxfoundation.org> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240901160809.752718937@linuxfoundation.org> References: <20240901160809.752718937@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Mikulas Patocka [ Upstream commit 1e1fd567d32fcf7544c6e09e0e5bc6c650da6e23 ] This commit changes device mapper, so that it returns -ERESTARTSYS instead of -EINTR when it is interrupted by a signal (so that the ioctl can be restarted). The manpage signal(7) says that the ioctl function should be restarted if the signal was handled with SA_RESTART. Signed-off-by: Mikulas Patocka Cc: stable@vger.kernel.org Signed-off-by: Sasha Levin --- drivers/md/dm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/md/dm.c b/drivers/md/dm.c index f6f5b68a6950b..3d00bb98d702b 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -2432,7 +2432,7 @@ static int dm_wait_for_bios_completion(struct mapped_device *md, long task_state break; if (signal_pending_state(task_state, current)) { - r = -EINTR; + r = -ERESTARTSYS; break; } @@ -2457,7 +2457,7 @@ static int dm_wait_for_completion(struct mapped_device *md, long task_state) break; if (signal_pending_state(task_state, current)) { - r = -EINTR; + r = -ERESTARTSYS; break; } -- 2.43.0