AuxXxilium/linux_dsm_epyc7002
1
0
Fork 0
mirror of https://github.com/AuxXxilium/linux_dsm_epyc7002.git synced 2025-01-20 12:30:13 +07:00
Code Issues Actions Packages Projects Releases Wiki Activity

fm10k: don't reinitialize RSS flow table when RXFH configured

Browse Source 
Also print an error message incase we do have to reconfigure as this
should no longer happen anymore due to ethtool changes. If it somehow
does occur, user should be made aware of it.

Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Keller, Jacob E 2016-02-08 16:05:05 -08:00 committed by David S. Miller
parent 8bf3686204
commit 1012014ef5
1 changed files with 8 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/net/ethernet/intel/fm10k/fm10k_main.c
View File

@ -1937,8 +1937,10 @@ static void fm10k_init_reta(struct fm10k_intfc *interface)
u16 i, rss_i = interface->ring_feature[RING_F_RSS].indices;
u32 reta, base;
/* If the netdev is initialized we have to maintain table if possible */
if (interface->netdev->reg_state != NETREG_UNINITIALIZED) {
/* If the Rx flow indirection table has been configured manually, we
* need to maintain it when possible.
*/
if (netif_is_rxfh_configured(interface->netdev)) {
for (i = FM10K_RETA_SIZE; i--;) {
reta = interface->reta[i];
if ((((reta << 24) >> 24) < rss_i) &&
@ -1946,6 +1948,10 @@ static void fm10k_init_reta(struct fm10k_intfc *interface)
(((reta << 8) >> 24) < rss_i) &&
(((reta) >> 24) < rss_i))
continue;
/* this should never happen */
dev_err(&interface->pdev->dev,
"RSS indirection table assigned flows out of queue bounds. Reconfiguring.\n");
goto repopulate_reta;
}