From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 27467C432C0 for ; Fri, 22 Nov 2019 06:19:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E3F082053B for ; Fri, 22 Nov 2019 06:19:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574403567; bh=z8Iyzpjt8JKb+vgUozi+1J3dLfGgj3QCzA7NIlEf3K4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=LaiL9MEMgghXqJAUtfC/fUsHYmBVs6/OhzddSwAvhGjYJDt1O+EZfvHFfbn0X1HBE kIZLKDRmN2w1dshQr7Vf/pzd7bO9Ed/ew58KENRIHlbGOWYIv2ujnSnicrucKIylPC JprQK8Gbr70myp18lAZ1aU9FhDDEY5qreBJXLEw0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727816AbfKVGTZ (ORCPT ); Fri, 22 Nov 2019 01:19:25 -0500 Received: from mail.kernel.org ([198.145.29.99]:33642 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728971AbfKVFz5 (ORCPT ); Fri, 22 Nov 2019 00:55:57 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DCC552071F; Fri, 22 Nov 2019 05:55:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574402156; bh=z8Iyzpjt8JKb+vgUozi+1J3dLfGgj3QCzA7NIlEf3K4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=c8WNone71pn1pHUiHJNQF92ui1Ki/ftyrsMBBae2tjEarHOLXOTJtteq9azUWZh8p xicbUWb6o6WQbYyw3S4+xzdusc0QC8RVlLJf1YhxfPr7CY7oTU3wgIxA8/A93Gb2tH /8PQA1upBKLYDCk7vjl7hV7CWS0LgdTZKjAscc2Q= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Gal Pressman , Adit Ranadive , Yuval Shaia , Jason Gunthorpe , Sasha Levin , linux-rdma@vger.kernel.org Subject: [PATCH AUTOSEL 4.14 011/127] RDMA/vmw_pvrdma: Use atomic memory allocation in create AH Date: Fri, 22 Nov 2019 00:53:49 -0500 Message-Id: <20191122055544.3299-10-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191122055544.3299-1-sashal@kernel.org> References: <20191122055544.3299-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Gal Pressman [ Upstream commit a276a4d93bf1580d737f38d1810e5f4b166f3edd ] Create address handle callback should not sleep, use GFP_ATOMIC instead of GFP_KERNEL for memory allocation. Fixes: 29c8d9eba550 ("IB: Add vmw_pvrdma driver") Cc: Adit Ranadive Signed-off-by: Gal Pressman Reviewed-by: Yuval Shaia Signed-off-by: Jason Gunthorpe Signed-off-by: Sasha Levin --- drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c index aa533f08e0171..5c7aa6ff15382 100644 --- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c +++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c @@ -550,7 +550,7 @@ struct ib_ah *pvrdma_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr, if (!atomic_add_unless(&dev->num_ahs, 1, dev->dsr->caps.max_ah)) return ERR_PTR(-ENOMEM); - ah = kzalloc(sizeof(*ah), GFP_KERNEL); + ah = kzalloc(sizeof(*ah), GFP_ATOMIC); if (!ah) { atomic_dec(&dev->num_ahs); return ERR_PTR(-ENOMEM); -- 2.20.1