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=ham 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 0A128C432C3 for ; Fri, 22 Nov 2019 06:29:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CD0FA20715 for ; Fri, 22 Nov 2019 06:29:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574404192; bh=F3GGm7t3WHwYNXVgUb+L8W3UBg8MBtvEOZG23w1T2JQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=MVKnc0qeO5EUWIxbAG43BlpskXgkoEBhE6OLR6LT+hr6dWKojGU1LfSQ3D/uBo0i5 syCau0b4jSkN4walvpPuu0Vk/kS4IvZO+EGca48ZYhNtfPvivJKEDy2H0AlQxgA33M TTf066vfGEd0lRo2kaKN7EEkCkyUWcd4nP8vafIw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727268AbfKVFts (ORCPT ); Fri, 22 Nov 2019 00:49:48 -0500 Received: from mail.kernel.org ([198.145.29.99]:53960 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727227AbfKVFto (ORCPT ); Fri, 22 Nov 2019 00:49:44 -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 DDDF820708; Fri, 22 Nov 2019 05:49:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574401783; bh=F3GGm7t3WHwYNXVgUb+L8W3UBg8MBtvEOZG23w1T2JQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mh3JeGh7AnLMLr45Ae0KwNw0KeuNy+BjnqPrhWR3fdMVRX+ZgkbtPNNVibAYdsX8M FXSlEhIzpXQImJP+/X6yzO3wBOx7osCfpBaUeeqfjUWMG8RxnblXuROUgn2pUTNrmm JvUIHs6J0ji9hr54zOM6tg1KljIWZuYmD+h79zw4= 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 4.19 032/219] RDMA/vmw_pvrdma: Use atomic memory allocation in create AH Date: Fri, 22 Nov 2019 00:46:04 -0500 Message-Id: <20191122054911.1750-25-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191122054911.1750-1-sashal@kernel.org> References: <20191122054911.1750-1-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 b65d10b0a8759..f4cb5cf26006f 100644 --- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c +++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c @@ -555,7 +555,7 @@ 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