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| author | Dave Jiang <dave.jiang@intel.com> | 2015-06-03 11:29:38 -0400 |
|---|---|---|
| committer | Jon Mason <jdmason@kudzu.us> | 2015-07-04 14:09:27 -0400 |
| commit | 9891417de8a816de60faea8a2ff7a04c4b3cf3a1 (patch) | |
| tree | 5bca5eba80a0c637912fcc12dd294f2e678dc454 | |
| parent | 2f887b9a44015a8146d52e40bef9e2b7bc6cd275 (diff) | |
| download | linux-9891417de8a816de60faea8a2ff7a04c4b3cf3a1.tar.bz2 | |
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>
| -rw-r--r-- | drivers/ntb/ntb_transport.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c index e07b056af3be..1551493197b4 100644 --- a/drivers/ntb/ntb_transport.c +++ b/drivers/ntb/ntb_transport.c @@ -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"); |