From: Mustafa Ismail Date: Wed, 15 Mar 2023 14:52:30 +0000 (-0500) Subject: RDMA/irdma: Increase iWARP CM default rexmit count X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=ad960ae9f56a042df591d776779609680394db24;p=users%2Fjedix%2Flinux-maple.git RDMA/irdma: Increase iWARP CM default rexmit count [ Upstream commit 8385a875c9eecc429b2f72970efcbb0e5cb5b547 ] When running perftest with large number of connections in iWARP mode, the passive side could be slow to respond. Increase the rexmit counter default to allow scaling connections. Fixes: 146b9756f14c ("RDMA/irdma: Add connection manager") Signed-off-by: Mustafa Ismail Signed-off-by: Shiraz Saleem Link: https://lore.kernel.org/r/20230315145231.931-4-shiraz.saleem@intel.com Signed-off-by: Leon Romanovsky Signed-off-by: Sasha Levin --- diff --git a/drivers/infiniband/hw/irdma/cm.h b/drivers/infiniband/hw/irdma/cm.h index 19c284975fc7..7feadb3e1eda 100644 --- a/drivers/infiniband/hw/irdma/cm.h +++ b/drivers/infiniband/hw/irdma/cm.h @@ -41,7 +41,7 @@ #define TCP_OPTIONS_PADDING 3 #define IRDMA_DEFAULT_RETRYS 64 -#define IRDMA_DEFAULT_RETRANS 8 +#define IRDMA_DEFAULT_RETRANS 32 #define IRDMA_DEFAULT_TTL 0x40 #define IRDMA_DEFAULT_RTT_VAR 6 #define IRDMA_DEFAULT_SS_THRESH 0x3fffffff