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author | Bruce Allan <bruce.w.allan@intel.com> | 2010-09-29 21:39:37 +0000 |
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committer | David S. Miller <davem@davemloft.net> | 2010-09-30 18:00:17 -0700 |
commit | 828bac87bb074f3366621724fdfbe314f98ccc7e (patch) | |
tree | 8ecc93bdabac266c288894efcc9b426e142a9f8e /drivers/net/e1000e/ich8lan.c | |
parent | 3a3b75860527a11ba5035c6aa576079245d09e2a (diff) | |
download | linux-stable-828bac87bb074f3366621724fdfbe314f98ccc7e.tar.gz linux-stable-828bac87bb074f3366621724fdfbe314f98ccc7e.tar.bz2 linux-stable-828bac87bb074f3366621724fdfbe314f98ccc7e.zip |
e1000e: 82579 performance improvements
The initial support for 82579 was tuned poorly for performance. Adjust the
packet buffer allocation appropriately for both standard and jumbo frames;
and for jumbo frames increase the receive descriptor pre-fetch, disable
adaptive interrupt moderation and set the DMA latency tolerance.
Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/e1000e/ich8lan.c')
-rw-r--r-- | drivers/net/e1000e/ich8lan.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c index 57b5435599ab..e3374d9a2472 100644 --- a/drivers/net/e1000e/ich8lan.c +++ b/drivers/net/e1000e/ich8lan.c @@ -3986,7 +3986,7 @@ struct e1000_info e1000_pch2_info = { | FLAG_APME_IN_WUC, .flags2 = FLAG2_HAS_PHY_STATS | FLAG2_HAS_EEE, - .pba = 18, + .pba = 26, .max_hw_frame_size = DEFAULT_JUMBO, .get_variants = e1000_get_variants_ich8lan, .mac_ops = &ich8_mac_ops, |