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 716CF278165; Tue, 10 Feb 2026 21:39:39 +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=1770759579; cv=none; b=UnZvVXpPmCR9WLmH1323XLmL4ixpJIWRk2YeBwDE5EEVGXqNJ5N/syiOlHAb2r7EjZ7NIzR69R0NwTbfGiI3OW1V7A/MgbQP/JXGpjqWFJBm1PIvlYKSnc1S2adbwWmz4R5OOKEwm1ADJ7OznJ4B5XD1GXmggAGo3fnPx0T40II= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770759579; c=relaxed/simple; bh=JdHRuYaS9bQXI/jdqtNFuAqPV2y9veTWk7cqMY3/2fY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=hA3jlqMvsuTxzuiIhb/v/7s+4v/u1FkhdQI5M5Wx5u65lD9mk8mVMwGE8n3IAkBKc+mdjD0Q0lrvhc2Ncek1ZoGkvo+Znd7w84clXJnqoRTyY6ZldAuAoJL1bTrJ3HSaTojtHRbVyowfwo7LIWVYpsSev3ztganAUJAEszNpXMc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=urOTVYFS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="urOTVYFS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 667EBC116C6; Tue, 10 Feb 2026 21:39:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770759579; bh=JdHRuYaS9bQXI/jdqtNFuAqPV2y9veTWk7cqMY3/2fY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=urOTVYFS+mUondOoxL+l2oYc/a5lWLk1tUax5EZlpggIg4dk0s4lPbDpGNNpFkCoF 3Wha0EBFkwC/2OlsnSIHHg10kQUdL7eO9ssujQBJ9jqczEMtcpOHfXAtrN/O8Uewze Q52vFd/Kq6wPYrB31+PMaBSB6HpL5sDFGMhMK83Xe93CcC94e3sZjzfnY6XPOaUju1 WYrFqK+Z3qtJv9oHBXg0LnFberbQduzfMN9ST6PUHFKEMK2E5SI+aIJsnAzvSYPxPp oO9NP6nQ8LTG71ZGWcR28xv/CyVOPmmG4RxwmtnO52jE5nxH2IpGCfH8MbOLGPttSE TQL/v56NhPzwQ== Date: Tue, 10 Feb 2026 14:39:36 -0700 From: Keith Busch To: "Ionut Nechita (Wind River)" Cc: axboe@kernel.dk, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org, ming.lei@redhat.com, muchun.song@linux.dev, mkhalfella@purestorage.com, sunlightlinux@gmail.com, chris.friesen@windriver.com, stable@vger.kernel.org, ionut_n2001@yahoo.com, bigeasy@linutronix.de Subject: Re: [PATCH v2 1/1] block/blk-mq: fix RT kernel regression with dedicated quiesce_sync_lock Message-ID: References: <20260210204943.21709-3-ionut.nechita@windriver.com> <20260210204943.21709-5-ionut.nechita@windriver.com> Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260210204943.21709-5-ionut.nechita@windriver.com> On Tue, Feb 10, 2026 at 10:49:46PM +0200, Ionut Nechita (Wind River) wrote: > diff --git a/block/blk-mq.c b/block/blk-mq.c > index 0ad3dd3329db7..888718a782f88 100644 > --- a/block/blk-mq.c > +++ b/block/blk-mq.c > @@ -171,7 +171,7 @@ bool __blk_freeze_queue_start(struct request_queue *q, > percpu_ref_kill(&q->q_usage_counter); > mutex_unlock(&q->mq_freeze_lock); > if (queue_is_mq(q)) > - blk_mq_run_hw_queues(q, false); > + blk_mq_run_hw_queues(q, true); I didn't see the reasoning for this path to run in async mode. Is this change related to this patch?