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 516EF350A29; Tue, 16 Dec 2025 12:03:36 +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=1765886616; cv=none; b=RIYN6wyK+nRqV6QvULOeZ4jvZJUcn3Kf30AKTV/2Px4aMnWxvoeJpdFfyJ2h59Ky2lP2NmjbSB/xXDan3d4iFU1kz3mY0zc2bQoZ2Z2R1FCC4IQEaEcUPPYRwUmaCYQuutVwstvsXM/OAusLBmCNC2UhkhAk5eOILaJZrit0xMQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765886616; c=relaxed/simple; bh=ie1GEIqs+NxXYOme8skIP9f98Gd+eYHKyvOwe2JSk04=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Vz8VzZAxoEV+KD6kbHL4APaIEl+eOxilmV4MeMYJB7vSITrdbIKVDzb0rZ0NGzPqSsneR/E2EBlkBxX7ap20Rhg2Pp+URjRcoVOMA8IhcrH3QUDRPycBHiZ2G8wQN4vmJBuMzMDmJlfz7ZDNuklvNkaulNsgDKM4W/4HN+OBtqY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=F+RnJlMg; 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="F+RnJlMg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B6553C4CEF1; Tue, 16 Dec 2025 12:03:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1765886616; bh=ie1GEIqs+NxXYOme8skIP9f98Gd+eYHKyvOwe2JSk04=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=F+RnJlMgYyh+f9NAXiUOLxUh7fS5ZoOirElvOKRIUOJtMMwX+GtDCGVme5IaFN/nL hpyED6OeLDnHJflXidBaCiKQko1J8UVHTxpVU3xrWOExXMwJh29u62ij5aYcqfTggM 0ze2sBWy+fPykxLUkh3kBFX3EQovNwUvCNEF7wNk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Haotian Zhang , Benjamin Marzinski , Mikulas Patocka , Sasha Levin Subject: [PATCH 6.17 488/507] dm log-writes: Add missing set_freezable() for freezable kthread Date: Tue, 16 Dec 2025 12:15:29 +0100 Message-ID: <20251216111403.119198642@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251216111345.522190956@linuxfoundation.org> References: <20251216111345.522190956@linuxfoundation.org> User-Agent: quilt/0.69 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 6.17-stable review patch. If anyone has any objections, please let me know. ------------------ From: Haotian Zhang [ Upstream commit ab08f9c8b363297cafaf45475b08f78bf19b88ef ] The log_writes_kthread() calls try_to_freeze() but lacks set_freezable(), rendering the freeze attempt ineffective since kernel threads are non-freezable by default. This prevents proper thread suspension during system suspend/hibernate. Add set_freezable() to explicitly mark the thread as freezable. Fixes: 0e9cebe72459 ("dm: add log writes target") Signed-off-by: Haotian Zhang Reviewed-by: Benjamin Marzinski Signed-off-by: Mikulas Patocka Signed-off-by: Sasha Levin --- drivers/md/dm-log-writes.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/md/dm-log-writes.c b/drivers/md/dm-log-writes.c index 679b07dee2294..1f8fbc27a12f8 100644 --- a/drivers/md/dm-log-writes.c +++ b/drivers/md/dm-log-writes.c @@ -432,6 +432,7 @@ static int log_writes_kthread(void *arg) struct log_writes_c *lc = arg; sector_t sector = 0; + set_freezable(); while (!kthread_should_stop()) { bool super = false; bool logging_enabled; -- 2.51.0