* [PATCH v2] net: qcom/emac: Allocate buffers from local node
@ 2018-05-18 3:29 Hemanth Puranik
2018-05-20 22:23 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Hemanth Puranik @ 2018-05-18 3:29 UTC (permalink / raw)
To: netdev, linux-kernel; +Cc: Timur Tabi, Hemanth Puranik
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>
---
Change since v1:
- Addressed comments related to ordering
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..031f6e6 100644
--- a/drivers/net/ethernet/qualcomm/emac/emac-mac.c
+++ b/drivers/net/ethernet/qualcomm/emac/emac-mac.c
@@ -683,10 +683,11 @@ static int emac_tx_q_desc_alloc(struct emac_adapter *adpt,
struct emac_tx_queue *tx_q)
{
struct emac_ring_header *ring_header = &adpt->ring_header;
+ int node = dev_to_node(adpt->netdev->dev.parent);
size_t size;
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;
@@ -723,11 +724,12 @@ static void emac_rx_q_bufs_free(struct emac_adapter *adpt)
static int emac_rx_descs_alloc(struct emac_adapter *adpt)
{
struct emac_ring_header *ring_header = &adpt->ring_header;
+ int node = dev_to_node(adpt->netdev->dev.parent);
struct emac_rx_queue *rx_q = &adpt->rx_q;
size_t size;
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.
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v2] net: qcom/emac: Allocate buffers from local node
2018-05-18 3:29 [PATCH v2] net: qcom/emac: Allocate buffers from local node Hemanth Puranik
@ 2018-05-20 22:23 ` David Miller
0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2018-05-20 22:23 UTC (permalink / raw)
To: hpuranik; +Cc: netdev, linux-kernel, timur
From: Hemanth Puranik <hpuranik@codeaurora.org>
Date: Fri, 18 May 2018 08:59:29 +0530
> 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>
> ---
> Change since v1:
> - Addressed comments related to ordering
Applied to net-next.
^ permalink raw reply [flat|nested] 2+ messages in thread
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2018-05-18 3:29 [PATCH v2] net: qcom/emac: Allocate buffers from local node Hemanth Puranik
2018-05-20 22:23 ` David Miller
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