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 8D0D538FB0; Tue, 29 Apr 2025 17:59:17 +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=1745949557; cv=none; b=aYOUvP1fqFBfDHi5OhGIYcGL6HiM+QbeumXFPISerjNk6wmmQvk8XRkglduFXJEtPgafH+cYG3OgNTBjgBl77Z2c7+aSRyEpwlyUKqbpB+P2yqKt79p0KdlrgWvT3Gwx15m2RBJr96zL2kzaTCOD4pZoIwKh8NCJm8WLueVOMSk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745949557; c=relaxed/simple; bh=QcMjeA8IIgxYaYrvEq2gRdPdkLdPv1N6uWwItR9b9Po=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ueWVtRALILtVy7cUEtd3PFU8ZM0im9C6o+KYXH6xGWk61CSi1hZ3CohJ3/K43JElB/AUk26RGCyc1daVSK6Sjz3n+4XPYq8CaEjWzmek25jh9+78+vW2J3mfVceaH2jU9ZUWcoVI8hJ0WyrtsMZkI7QHix6nnLjxHW2x6atQX30= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=EcGhbCRu; 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="EcGhbCRu" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9D69CC4CEE3; Tue, 29 Apr 2025 17:59:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1745949557; bh=QcMjeA8IIgxYaYrvEq2gRdPdkLdPv1N6uWwItR9b9Po=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=EcGhbCRu61eU+EqWhnSlfGmn21qFhxvT+UPOIBoU//tRGm6bMNPpJGeasvLtl6d9e Uh9LwXORV9wWqwpGb/L8R7dVliwR6UXPKLWIn0uBxIbMytyw+ilBOg48eh8E+aevR/ 1jVJYdBepq0B1olnm1Ih2Tg++GZjmjy5VxVXt+Lk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Yunlong Xing , Zhiguo Niu , Christoph Hellwig , Jens Axboe , Sasha Levin Subject: [PATCH 5.15 357/373] loop: aio inherit the ioprio of original request Date: Tue, 29 Apr 2025 18:43:54 +0200 Message-ID: <20250429161137.812491885@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250429161123.119104857@linuxfoundation.org> References: <20250429161123.119104857@linuxfoundation.org> User-Agent: quilt/0.68 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 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Yunlong Xing [ Upstream commit 1fdb8188c3d505452b40cdb365b1bb32be533a8e ] Set cmd->iocb.ki_ioprio to the ioprio of loop device's request. The purpose is to inherit the original request ioprio in the aio flow. Signed-off-by: Yunlong Xing Signed-off-by: Zhiguo Niu Reviewed-by: Christoph Hellwig Link: https://lore.kernel.org/r/20250414030159.501180-1-yunlong.xing@unisoc.com Signed-off-by: Jens Axboe Signed-off-by: Sasha Levin --- drivers/block/loop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 4b7318f1a6f33..a612370dd9ecf 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -605,7 +605,7 @@ static int lo_rw_aio(struct loop_device *lo, struct loop_cmd *cmd, cmd->iocb.ki_filp = file; cmd->iocb.ki_complete = lo_rw_aio_complete; cmd->iocb.ki_flags = IOCB_DIRECT; - cmd->iocb.ki_ioprio = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_NONE, 0); + cmd->iocb.ki_ioprio = req_get_ioprio(rq); if (rw == WRITE) ret = call_write_iter(file, &cmd->iocb, &iter); -- 2.39.5