lkml.org 
[lkml]   [2018]   [May]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] net: qcom/emac: Allocate buffers from local node
Date
Currently we use non-NUMA aware allocation for TPD and RRD buffers,
this patch modifies to use NUMA friendly allocation.

Signed-off-by: Hemanth Puranik <hpuranik@codeaurora.org>
---
drivers/net/ethernet/qualcomm/emac/emac-mac.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/qualcomm/emac/emac-mac.c b/drivers/net/ethernet/qualcomm/emac/emac-mac.c
index 092718a..c3df86a 100644
--- a/drivers/net/ethernet/qualcomm/emac/emac-mac.c
+++ b/drivers/net/ethernet/qualcomm/emac/emac-mac.c
@@ -684,9 +684,10 @@ static int emac_tx_q_desc_alloc(struct emac_adapter *adpt,
{
struct emac_ring_header *ring_header = &adpt->ring_header;
size_t size;
+ int node = dev_to_node(adpt->netdev->dev.parent);

size = sizeof(struct emac_buffer) * tx_q->tpd.count;
- tx_q->tpd.tpbuff = kzalloc(size, GFP_KERNEL);
+ tx_q->tpd.tpbuff = kzalloc_node(size, GFP_KERNEL, node);
if (!tx_q->tpd.tpbuff)
return -ENOMEM;

@@ -725,9 +726,10 @@ static int emac_rx_descs_alloc(struct emac_adapter *adpt)
struct emac_ring_header *ring_header = &adpt->ring_header;
struct emac_rx_queue *rx_q = &adpt->rx_q;
size_t size;
+ int node = dev_to_node(adpt->netdev->dev.parent);

size = sizeof(struct emac_buffer) * rx_q->rfd.count;
- rx_q->rfd.rfbuff = kzalloc(size, GFP_KERNEL);
+ rx_q->rfd.rfbuff = kzalloc_node(size, GFP_KERNEL, node);
if (!rx_q->rfd.rfbuff)
return -ENOMEM;

--
Qualcomm Datacenter Technologies as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the
Code Aurora Forum, a Linux Foundation Collaborative Project.
\
 
 \ /
  Last update: 2018-05-17 10:29    [W:0.084 / U:1.400 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site