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bnx2x: disable fairness if ETS is enabled

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Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Vladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
This commit is contained in:
Dmitry Kravkov 2011-06-14 01:33:13 +00:00 committed by David S. Miller
parent ca92429f5f
commit 30ae438b12
2 changed files with 8 additions and 2 deletions
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2
drivers/net/bnx2x/bnx2x_dcb.h
View File

@ -60,6 +60,8 @@ struct bnx2x_dcbx_port_params {
#define BNX2X_DCBX_OVERWRITE_SETTINGS_DISABLE 0
#define BNX2X_DCBX_OVERWRITE_SETTINGS_ENABLE 1
#define BNX2X_DCBX_OVERWRITE_SETTINGS_INVALID (BNX2X_DCBX_CONFIG_INV_VALUE)
#define BNX2X_IS_ETS_ENABLED(bp) ((bp)->dcb_state == BNX2X_DCB_STATE_ON &&\
(bp)->dcbx_port_params.ets.enabled)
struct bnx2x_config_lldp_params {
u32 overwrite_settings;

8
drivers/net/bnx2x/bnx2x_main.c
View File

@ -1892,8 +1892,12 @@ static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp)
bp->vn_weight_sum += vn_min_rate;
}
/* ... only if all min rates are zeros - disable fairness */
if (all_zero) {
/* if ETS or all min rates are zeros - disable fairness */
if (BNX2X_IS_ETS_ENABLED(bp)) {
bp->cmng.flags.cmng_enables &=
~CMNG_FLAGS_PER_PORT_FAIRNESS_VN;
DP(NETIF_MSG_IFUP, "Fairness will be disabled due to ETS\n");
} else if (all_zero) {
bp->cmng.flags.cmng_enables &=
~CMNG_FLAGS_PER_PORT_FAIRNESS_VN;
DP(NETIF_MSG_IFUP, "All MIN values are zeroes"