From patchwork Mon Apr 27 09:24:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wei Yongjun X-Patchwork-Id: 11511713 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9BE24912 for ; Mon, 27 Apr 2020 09:23:20 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7721D20656 for ; Mon, 27 Apr 2020 09:23:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="EX3jTZgS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7721D20656 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=ath11k-bounces+patchwork-ath11k=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=AEJsTv6cEtuS+QUu6X35bGEtCcuZb67rdFzQZbma9TQ=; b=EX3jTZgSxXjw3b OT2qFZTATtG9F8QGBm2wl8oNVolurx9Gvydb7hCq3f2ip1SZrXE4+EZr8nEtSX7Xe244cAb1NDUJw h6KaxjhJohnM5OO6IOzW0f01HoOP85NgmySNtXPB2DMbgwUgKp/Tjig76wysy2wYV6fDia60O1UHF EWrI3mscEVNa2GVm99TlpasLCeTmlnuXbKfp6vtQJXsDUt6QYoITOopURaHI4ZqCzrkPYn9rfc8xl +g4pC3b1vco+AArxWkpFYLCbWo7S1KiXFcaEg1tHdD16u151pbkJymEojBI7tcVi/sPcjmLmUiq2V FjyYlPdHgPy3Y4ES69lg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jSzyw-0001G2-Mr; Mon, 27 Apr 2020 09:23:18 +0000 Received: from szxga06-in.huawei.com ([45.249.212.32] helo=huawei.com) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jSzyt-0001Er-NE for ath11k@lists.infradead.org; Mon, 27 Apr 2020 09:23:17 +0000 Received: from DGGEMS403-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 8CF3AB6057CBCDBA4051; Mon, 27 Apr 2020 17:23:08 +0800 (CST) Received: from localhost.localdomain.localdomain (10.175.113.25) by DGGEMS403-HUB.china.huawei.com (10.3.19.203) with Microsoft SMTP Server id 14.3.487.0; Mon, 27 Apr 2020 17:22:57 +0800 From: Wei Yongjun To: Kalle Valo , Sumit Semwal Subject: [PATCH net-next] ath11k: use GFP_ATOMIC under spin lock Date: Mon, 27 Apr 2020 09:24:17 +0000 Message-ID: <20200427092417.56236-1-weiyongjun1@huawei.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-Originating-IP: [10.175.113.25] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200427_022315_922603_A62A8C49 X-CRM114-Status: UNSURE ( 8.31 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [45.249.212.32 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record X-BeenThere: ath11k@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kernel-janitors@vger.kernel.org, linux-wireless@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, Wei Yongjun , ath11k@lists.infradead.org, linux-media@vger.kernel.org Sender: "ath11k" Errors-To: ath11k-bounces+patchwork-ath11k=patchwork.kernel.org@lists.infradead.org A spin lock is taken here so we should use GFP_ATOMIC. Fixes: d5c65159f289 ("ath11k: driver for Qualcomm IEEE 802.11ax devices") Signed-off-by: Wei Yongjun --- drivers/net/wireless/ath/ath11k/dp_rx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c index f74a0e74bf3e..34b1e8e6a7fb 100644 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c @@ -892,7 +892,7 @@ int ath11k_peer_rx_tid_setup(struct ath11k *ar, const u8 *peer_mac, int vdev_id, else hw_desc_sz = ath11k_hal_reo_qdesc_size(DP_BA_WIN_SZ_MAX, tid); - vaddr = kzalloc(hw_desc_sz + HAL_LINK_DESC_ALIGN - 1, GFP_KERNEL); + vaddr = kzalloc(hw_desc_sz + HAL_LINK_DESC_ALIGN - 1, GFP_ATOMIC); if (!vaddr) { spin_unlock_bh(&ab->base_lock); return -ENOMEM;