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NTB: Increase transport MTU to 64k from 16k 

Benchmarking showed a significant performance increase with the MTU size
to 64k instead of 16k.  Change the driver default to 64k.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
hifive-unleashed-5.1
Dave Jiang 2015-06-03 11:29:38 -04:00 committed by Jon Mason
parent 2f887b9a44
commit 9891417de8
1 changed files with 1 additions and 1 deletions
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2
drivers/ntb/ntb_transport.c
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@ -76,7 +76,7 @@ static unsigned long max_mw_size;
module_param(max_mw_size, ulong, 0644);
MODULE_PARM_DESC(max_mw_size, "Limit size of large memory windows");
static unsigned int transport_mtu = 0x401E;
static unsigned int transport_mtu = 0x10000;
module_param(transport_mtu, uint, 0644);
MODULE_PARM_DESC(transport_mtu, "Maximum size of NTB transport packets");