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
next prev 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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