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From: Allen Hubbe <Allen.Hubbe@emc.com>
To: linux-ntb@googlegroups.com
Cc: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org,
	Jon Mason <jdmason@kudzu.us>, Dave Jiang <dave.jiang@intel.com>,
	Allen Hubbe <Allen.Hubbe@emc.com>
Subject: [PATCH 13/16] ntb_hw_intel: numa aware memory allocation
Date: Wed, 20 May 2015 11:41:14 -0400	[thread overview]
Message-ID: <d68663e93db0fb7b95d4bfa4af0eaf285a0a258d.1432135632.git.Allen.Hubbe@emc.com> (raw)
In-Reply-To: <cover.1432135631.git.Allen.Hubbe@emc.com>
In-Reply-To: <cover.1432135631.git.Allen.Hubbe@emc.com>

Allocate memory for the numa node of the ntb device.

Signed-off-by: Allen Hubbe <Allen.Hubbe@emc.com>
---
 drivers/ntb/hw/intel/ntb_hw_intel.c | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/drivers/ntb/hw/intel/ntb_hw_intel.c b/drivers/ntb/hw/intel/ntb_hw_intel.c
index 7e19d46..aa0bffb 100644
--- a/drivers/ntb/hw/intel/ntb_hw_intel.c
+++ b/drivers/ntb/hw/intel/ntb_hw_intel.c
@@ -413,10 +413,12 @@ static int ndev_init_isr(struct intel_ntb_dev *ndev,
 			 int msix_shift, int total_shift)
 {
 	struct pci_dev *pdev;
-	int rc, i, msix_count;
+	int rc, i, msix_count, node;
 
 	pdev = ndev_pdev(ndev);
 
+	node = dev_to_node(&pdev->dev);
+
 	/* Mask all doorbell interrupts */
 	ndev->db_mask = ndev->db_valid_mask;
 	ndev->reg->db_iowrite(ndev->db_mask,
@@ -425,11 +427,13 @@ static int ndev_init_isr(struct intel_ntb_dev *ndev,
 
 	/* Try to set up msix irq */
 
-	ndev->vec = kcalloc(msix_max, sizeof(*ndev->vec), GFP_KERNEL);
+	ndev->vec = kzalloc_node(msix_max * sizeof(*ndev->vec),
+				 GFP_KERNEL, node);
 	if (!ndev->vec)
 		goto err_msix_vec_alloc;
 
-	ndev->msix = kcalloc(msix_max, sizeof(*ndev->msix), GFP_KERNEL);
+	ndev->msix = kzalloc_node(msix_max * sizeof(*ndev->msix),
+				  GFP_KERNEL, node);
 	if (!ndev->msix)
 		goto err_msix_alloc;
 
@@ -1963,10 +1967,12 @@ static int intel_ntb_pci_probe(struct pci_dev *pdev,
 			       const struct pci_device_id *id)
 {
 	struct intel_ntb_dev *ndev;
-	int rc;
+	int rc, node;
+
+	node = dev_to_node(&pdev->dev);
 
 	if (pdev_is_bwd(pdev)) {
-		ndev = kmalloc(sizeof(*ndev), GFP_KERNEL);
+		ndev = kmalloc_node(sizeof(*ndev), GFP_KERNEL, node);
 		if (!ndev) {
 			rc = -ENOMEM;
 			goto err_ndev;
@@ -1983,7 +1989,7 @@ static int intel_ntb_pci_probe(struct pci_dev *pdev,
 			goto err_init_dev;
 
 	} else if (pdev_is_snb(pdev)) {
-		ndev = kmalloc(sizeof(*ndev), GFP_KERNEL);
+		ndev = kmalloc_node(sizeof(*ndev), GFP_KERNEL, node);
 		if (!ndev) {
 			rc = -ENOMEM;
 			goto err_ndev;
-- 
2.4.0.rc0.43.gcf8a8c6


  parent reply	other threads:[~2015-05-20 20:44 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-20 15:41 [PATCH 00/16] ntb: NTB Abstraction Layer Allen Hubbe
2015-05-20 15:41 ` [PATCH 01/16] Move files in preparation for NTB Abstraction Allen Hubbe
2015-05-20 15:41 ` [PATCH 02/16] NTB Abstraction Layer Allen Hubbe
2015-05-21  8:51   ` Paul Bolle
2015-05-21 11:32     ` Hubbe, Allen
2015-05-20 15:41 ` [PATCH 03/16] ntb: Enable link training for RP mode in the driver probe Allen Hubbe
2015-05-20 21:21   ` Bjorn Helgaas
2015-05-20 21:46     ` Hubbe, Allen
2015-05-20 22:20       ` Bjorn Helgaas
2015-05-20 23:00         ` Hubbe, Allen
2015-05-21 12:06           ` Bjorn Helgaas
2015-05-21 12:49             ` Hubbe, Allen
2015-05-20 15:41 ` [PATCH 04/16] Check the DID for certain workaround error flags to be set Allen Hubbe
2015-05-20 21:11   ` Bjorn Helgaas
2015-05-20 21:15     ` Jiang, Dave
2015-05-20 21:26       ` Hubbe, Allen
2015-05-20 15:41 ` [PATCH 05/16] Intel NTB params for snb b2b addresses Allen Hubbe
2015-05-20 15:41 ` [PATCH 06/16] NTB Pingpong Client Allen Hubbe
2015-05-21  8:54   ` Paul Bolle
2015-05-20 15:41 ` [PATCH 07/16] NTB Tool Client Allen Hubbe
2015-05-21  9:02   ` Paul Bolle
2015-05-20 15:41 ` [PATCH 08/16] ntb_transport: rate limit ntb_qp_link_work Allen Hubbe
2015-05-20 15:41 ` [PATCH 09/16] ntb_transport: differentiate link down messages Allen Hubbe
2015-05-20 15:41 ` [PATCH 10/16] ntb_transport: don't advance rx on link down Allen Hubbe
2015-05-20 15:41 ` [PATCH 11/16] ntb_transport: reset qp link stats on down Allen Hubbe
2015-05-20 15:41 ` [PATCH 12/16] ntb_transport: numa aware memory and dma chan Allen Hubbe
2015-05-20 15:41 ` Allen Hubbe [this message]
2015-05-20 15:41 ` [PATCH 14/16] ntb: performance improvement by write combining Allen Hubbe
2015-05-20 15:41 ` [PATCH 15/16] ntb: default to cpu memcpy for performance Allen Hubbe
2015-05-20 15:41 ` [PATCH 16/16] ntb_transport: fix small code format issues Allen Hubbe

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