diff options
| author | Shradha Gupta <shradhagupta@linux.microsoft.com> | 2023-06-05 04:30:06 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-06-07 09:46:49 +0100 |
| commit | 4cab498f33f7adaa01ad15909c0f34a81e5a0b0a (patch) | |
| tree | e62655bbe73d7fda9813d8e71083da4dd251ffd1 /drivers/net/hyperv/hyperv_net.h | |
| parent | ae28ea5cbdee9956464223b304d6c767238b2506 (diff) | |
hv_netvsc: Allocate rx indirection table size dynamically
Allocate the size of rx indirection table dynamically in netvsc
from the value of size provided by OID_GEN_RECEIVE_SCALE_CAPABILITIES
query instead of using a constant value of ITAB_NUM.
Signed-off-by: Shradha Gupta <shradhagupta@linux.microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Tested-on: Ubuntu22 (azure VM, SKU size: Standard_F72s_v2)
Testcases:
1. ethtool -x eth0 output
2. LISA testcase:PERF-NETWORK-TCP-THROUGHPUT-MULTICONNECTION-NTTTCP-Synthetic
3. LISA testcase:PERF-NETWORK-TCP-THROUGHPUT-MULTICONNECTION-NTTTCP-SRIOV
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hyperv/hyperv_net.h')
| -rw-r--r-- | drivers/net/hyperv/hyperv_net.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index 33d51e363913..c9dd69dbe1b8 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -74,6 +74,7 @@ struct ndis_recv_scale_cap { /* NDIS_RECEIVE_SCALE_CAPABILITIES */ #define NDIS_RSS_HASH_SECRET_KEY_MAX_SIZE_REVISION_2 40 #define ITAB_NUM 128 +#define ITAB_NUM_MAX 256 struct ndis_recv_scale_param { /* NDIS_RECEIVE_SCALE_PARAMETERS */ struct ndis_obj_header hdr; @@ -1034,7 +1035,9 @@ struct net_device_context { u32 tx_table[VRSS_SEND_TAB_SIZE]; - u16 rx_table[ITAB_NUM]; + u16 *rx_table; + + u32 rx_table_sz; /* Ethtool settings */ u8 duplex; |