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| author | np <np@FreeBSD.org> | 2011-06-04 23:36:19 +0000 |
|---|---|---|
| committer | np <np@FreeBSD.org> | 2011-06-04 23:36:19 +0000 |
| commit | 820114da84852fdf75ff3bdffe87e6d5df96a89d (patch) | |
| tree | 079d03633ae430a775de0ebdb382493e98c9c0f4 | |
| parent | 553aca05636a36df8e31606f4802e0e262bbdd0b (diff) | |
| download | FreeBSD-src-820114da84852fdf75ff3bdffe87e6d5df96a89d.zip FreeBSD-src-820114da84852fdf75ff3bdffe87e6d5df96a89d.tar.gz | |
Cause backpressure (instead of dropping frames) on congestion.
MFC after: 3 days
| -rw-r--r-- | sys/dev/cxgbe/t4_main.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/dev/cxgbe/t4_main.c b/sys/dev/cxgbe/t4_main.c index 165a677..90e5001 100644 --- a/sys/dev/cxgbe/t4_main.c +++ b/sys/dev/cxgbe/t4_main.c @@ -492,6 +492,8 @@ t4_attach(device_t dev) V_RXTSHIFTMAXR2(15) | V_PERSHIFTBACKOFFMAX(8) | V_PERSHIFTMAX(8) | V_KEEPALIVEMAXR1(4) | V_KEEPALIVEMAXR2(9)); t4_write_reg(sc, A_ULP_RX_TDDP_PSZ, V_HPZ0(PAGE_SHIFT - 12)); + t4_set_reg_field(sc, A_TP_PARA_REG3, F_TUNNELCNGDROP0 | + F_TUNNELCNGDROP1 | F_TUNNELCNGDROP2 | F_TUNNELCNGDROP3, 0); setup_memwin(sc); |
