diff options
| author | Alexander Duyck | 2008-12-26 10:33:18 +0100 |
|---|---|---|
| committer | David S. Miller | 2008-12-26 10:33:18 +0100 |
| commit | 0e014cb16234c3797aa518d46fe7e1fe91ebcca9 (patch) | |
| tree | 2fea0619cb67b0a0001fa1018042d089daa4fe72 /drivers/net/igb/igb.h | |
| parent | ipsec: Remove useless ret variable (diff) | |
| download | kernel-qcow2-linux-0e014cb16234c3797aa518d46fe7e1fe91ebcca9.tar.gz kernel-qcow2-linux-0e014cb16234c3797aa518d46fe7e1fe91ebcca9.tar.xz kernel-qcow2-linux-0e014cb16234c3797aa518d46fe7e1fe91ebcca9.zip | |
igb: defeature tx head writeback
This patch removes tx head writeback as it was found to not provide a
significant improvement in tx performance and on some systems has been seen
to cause a performance degredation due to partial cache line writes.
Signed-off-by: Alexander Duyck <alexander.h.duyck@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/igb/igb.h')
| -rw-r--r-- | drivers/net/igb/igb.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/igb/igb.h b/drivers/net/igb/igb.h index 2121b8bc6ea7..c90632524fda 100644 --- a/drivers/net/igb/igb.h +++ b/drivers/net/igb/igb.h @@ -43,8 +43,6 @@ struct igb_adapter; #endif /* Interrupt defines */ -#define IGB_MAX_TX_CLEAN 72 - #define IGB_MIN_DYN_ITR 3000 #define IGB_MAX_DYN_ITR 96000 @@ -127,7 +125,8 @@ struct igb_buffer { /* TX */ struct { unsigned long time_stamp; - u32 length; + u16 length; + u16 next_to_watch; }; /* RX */ struct { |