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 B57659445; Mon, 15 Apr 2024 14:43:16 +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=1713192196; cv=none; b=TN1jgfmKbNF6sfGcrzm3cKfEi4Q1oQ+iaoXkpLSJMre0AsiurRaJPNHWKYJHhga5PVNK0wP7DKZgKdf/JHyjhQtHlUXB/ginpatJqWDscv42wQP3LCMKuH2WL7y8FJ/ujktOdHOINxZOM9pcXWTkbCAcPpzjckWtkGugVDGXcr8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713192196; c=relaxed/simple; bh=oZy1HnfVyjQRn+gbm19hcU3KbJmAd2pmqBnXFrvCmUU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=KAdZixT236zNOVUqiRMiocTZTMMwG9caE5a2W/X0x0Wob5xtj9YZEqMDKSjX46lIaaZPX9SgHXt3sJoiYvzMmdu+DZObMBwTCU9ws65wUXeTnhFgpR1lWVazDmWPc+bWD0zajy64lWsUNafgPina7r3N7fhzpDMtb+jlAksQE4Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=rPByCCbI; 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="rPByCCbI" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3A0ACC113CC; Mon, 15 Apr 2024 14:43:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1713192196; bh=oZy1HnfVyjQRn+gbm19hcU3KbJmAd2pmqBnXFrvCmUU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rPByCCbIp6INR41jEB0Hhl6WHdc3bYzvaptT2EnIWz1wALLIBkOcA1/Sxiw0aEorC Ky9asHscc9BA0rIGP6DZcz5A1PpCYMRIdRrjhAN5MI4Ae89DSBBfeSkVkzVbuDTNhV 2aGIe8yyREP72W4cT605RG9YSnQci5TAjRAus0n0= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jacob Pan , Kevin Tian , Lu Baolu , Joerg Roedel , Sasha Levin Subject: [PATCH 5.15 28/45] iommu/vt-d: Allocate local memory for page request queue Date: Mon, 15 Apr 2024 16:21:35 +0200 Message-ID: <20240415141943.087418061@linuxfoundation.org> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240415141942.235939111@linuxfoundation.org> References: <20240415141942.235939111@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org 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: Jacob Pan [ Upstream commit a34f3e20ddff02c4f12df2c0635367394e64c63d ] The page request queue is per IOMMU, its allocation should be made NUMA-aware for performance reasons. Fixes: a222a7f0bb6c ("iommu/vt-d: Implement page request handling") Signed-off-by: Jacob Pan Reviewed-by: Kevin Tian Link: https://lore.kernel.org/r/20240403214007.985600-1-jacob.jun.pan@linux.intel.com Signed-off-by: Lu Baolu Signed-off-by: Joerg Roedel Signed-off-by: Sasha Levin --- drivers/iommu/intel/svm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c index 3a9468b1d2c3c..a96c9a15c9fee 100644 --- a/drivers/iommu/intel/svm.c +++ b/drivers/iommu/intel/svm.c @@ -88,7 +88,7 @@ int intel_svm_enable_prq(struct intel_iommu *iommu) struct page *pages; int irq, ret; - pages = alloc_pages(GFP_KERNEL | __GFP_ZERO, PRQ_ORDER); + pages = alloc_pages_node(iommu->node, GFP_KERNEL | __GFP_ZERO, PRQ_ORDER); if (!pages) { pr_warn("IOMMU: %s: Failed to allocate page request queue\n", iommu->name); -- 2.43.0