Commit f77c7dcb authored by Sebastian Basierski's avatar Sebastian Basierski Committed by sanglipeng
Browse files

e1000e: Disable TSO on i219-LM card to increase speed

stable inclusion
from stable-v5.10.179
commit 9a8dbfd7f3e5c3066b2a4fb0eab13b852b087e9b
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I8C809

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=9a8dbfd7f3e5c3066b2a4fb0eab13b852b087e9b



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[ Upstream commit 67d47b95 ]

While using i219-LM card currently it was only possible to achieve
about 60% of maximum speed due to regression introduced in Linux 5.8.
This was caused by TSO not being disabled by default despite commit
f2980103 ("e1000e: Disable TSO for buffer overrun workaround").
Fix that by disabling TSO during driver probe.

Fixes: f2980103 ("e1000e: Disable TSO for buffer overrun workaround")
Signed-off-by: default avatarSebastian Basierski <sebastianx.basierski@intel.com>
Signed-off-by: default avatarMateusz Palczewski <mateusz.palczewski@intel.com>
Tested-by: default avatarNaama Meir <naamax.meir@linux.intel.com>
Signed-off-by: default avatarTony Nguyen <anthony.l.nguyen@intel.com>
Reviewed-by: default avatarSimon Horman <simon.horman@corigine.com>
Link: https://lore.kernel.org/r/20230417205345.1030801-1-anthony.l.nguyen@intel.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
Signed-off-by: default avatarsanglipeng <sanglipeng1@jd.com>
parent dccbbf08
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