DLPX-25998 TCP congestion control is inadequate
Reviewed at: http://reviews.delphix.com/r/34808/

*** 20,30 ****
  #
  
  #
  # Copyright (c) 1991, 2010, Oracle and/or its affiliates. All rights reserved.
  # Copyright (c) 2011 Bayard G. Bell. All rights reserved.
! # Copyright (c) 2011 by Delphix. All rights reserved.
  # Copyright (c) 2013 Andrew Stormont.  All rights reserved.
  # Copyright 2015 Joyent, Inc.
  # Copyright 2016 Hans Rosenfeld <rosenfeld@grumpf.hope-2000.org>
  #
  
--- 20,30 ----
  #
  
  #
  # Copyright (c) 1991, 2010, Oracle and/or its affiliates. All rights reserved.
  # Copyright (c) 2011 Bayard G. Bell. All rights reserved.
! # Copyright (c) 2011,2017 by Delphix. All rights reserved.
  # Copyright (c) 2013 Andrew Stormont.  All rights reserved.
  # Copyright 2015 Joyent, Inc.
  # Copyright 2016 Hans Rosenfeld <rosenfeld@grumpf.hope-2000.org>
  #
  
*** 405,414 ****
--- 405,415 ----
  ROOT_TOD_DIR_32         = $(ROOT_MOD_DIR)/tod
  ROOT_FONT_DIR_32        = $(ROOT_MOD_DIR)/fonts
  ROOT_DACF_DIR_32        = $(ROOT_MOD_DIR)/dacf
  ROOT_CRYPTO_DIR_32      = $(ROOT_MOD_DIR)/crypto
  ROOT_MAC_DIR_32         = $(ROOT_MOD_DIR)/mac
+ ROOT_CC_DIR_32          = $(ROOT_MOD_DIR)/cc
  ROOT_OVERLAY_DIR_32     = $(ROOT_MOD_DIR)/overlay
  ROOT_KICONV_DIR_32      = $(ROOT_MOD_DIR)/kiconv
  
  ROOT_KERN_DIR_64        = $(ROOT_MOD_DIR)/$(SUBDIR64)
  ROOT_BRAND_DIR_64       = $(ROOT_MOD_DIR)/brand/$(SUBDIR64)
*** 433,442 ****
--- 434,444 ----
  ROOT_TOD_DIR_64         = $(ROOT_MOD_DIR)/tod/$(SUBDIR64)
  ROOT_FONT_DIR_64        = $(ROOT_MOD_DIR)/fonts/$(SUBDIR64)
  ROOT_DACF_DIR_64        = $(ROOT_MOD_DIR)/dacf/$(SUBDIR64)
  ROOT_CRYPTO_DIR_64      = $(ROOT_MOD_DIR)/crypto/$(SUBDIR64)
  ROOT_MAC_DIR_64         = $(ROOT_MOD_DIR)/mac/$(SUBDIR64)
+ ROOT_CC_DIR_64          = $(ROOT_MOD_DIR)/cc/$(SUBDIR64)
  ROOT_OVERLAY_DIR_64     = $(ROOT_MOD_DIR)/overlay/$(SUBDIR64)
  ROOT_KICONV_DIR_64      = $(ROOT_MOD_DIR)/kiconv/$(SUBDIR64)
  
  ROOT_KERN_DIR           = $(ROOT_KERN_DIR_$(CLASS))
  ROOT_BRAND_DIR          = $(ROOT_BRAND_DIR_$(CLASS))
*** 461,470 ****
--- 463,473 ----
  ROOT_TOD_DIR            = $(ROOT_TOD_DIR_$(CLASS))
  ROOT_FONT_DIR           = $(ROOT_FONT_DIR_$(CLASS))
  ROOT_DACF_DIR           = $(ROOT_DACF_DIR_$(CLASS))
  ROOT_CRYPTO_DIR         = $(ROOT_CRYPTO_DIR_$(CLASS))
  ROOT_MAC_DIR            = $(ROOT_MAC_DIR_$(CLASS))
+ ROOT_CC_DIR             = $(ROOT_CC_DIR_$(CLASS))
  ROOT_OVERLAY_DIR        = $(ROOT_OVERLAY_DIR_$(CLASS))
  ROOT_KICONV_DIR         = $(ROOT_KICONV_DIR_$(CLASS))
  ROOT_FIRMWARE_DIR       = $(ROOT_MOD_DIR)/firmware
  
  ROOT_MOD_DIRS_32        = $(ROOT_BRAND_DIR_32) $(ROOT_DRV_DIR_32)
*** 480,489 ****
--- 483,493 ----
  ROOT_MOD_DIRS_32        += $(ROOT_QLC_FW_DIR_32)
  ROOT_MOD_DIRS_32        += $(ROOT_EMLXS_FW_DIR_32)
  ROOT_MOD_DIRS_32        += $(ROOT_CPU_DIR_32) $(ROOT_FONT_DIR_32)
  ROOT_MOD_DIRS_32        += $(ROOT_TOD_DIR_32) $(ROOT_DACF_DIR_32)
  ROOT_MOD_DIRS_32        += $(ROOT_CRYPTO_DIR_32) $(ROOT_MAC_DIR_32)
+ ROOT_MOD_DIRS_32        += $(ROOT_CC_DIR_32)
  ROOT_MOD_DIRS_32        += $(ROOT_OVERLAY_DIR_32)
  ROOT_MOD_DIRS_32        += $(ROOT_KICONV_DIR_32)
  ROOT_MOD_DIRS_32        += $(ROOT_FIRMWARE_DIR)
  
  USR_MOD_DIR             = $(ROOT)/usr/kernel
*** 574,584 ****
                   $(TOD_KMODS) $(STRMOD_KMODS) $(SYS_KMODS) $(MISC_KMODS) \
                   $(NLMISC_KMODS) $(MACH_KMODS) $(CPU_KMODS) $(GSS_KMODS) \
                   $(MMU_KMODS) $(DACF_KMODS) $(EXPORT_KMODS) $(IPP_KMODS) \
                   $(CRYPTO_KMODS) $(PCBE_KMODS) \
                   $(DRV_KMODS_$(CLASS)) $(MISC_KMODS_$(CLASS)) $(MAC_KMODS) \
!                  $(BRAND_KMODS) $(KICONV_KMODS) $(OVERLAY_KMODS) \
                   $(SOCKET_KMODS)
  
  KMODS = $(GENUNIX_KMODS) $(PARALLEL_KMODS)
  
  $(PARALLEL_KMODS): $(GENUNIX_KMODS)
--- 578,588 ----
                   $(TOD_KMODS) $(STRMOD_KMODS) $(SYS_KMODS) $(MISC_KMODS) \
                   $(NLMISC_KMODS) $(MACH_KMODS) $(CPU_KMODS) $(GSS_KMODS) \
                   $(MMU_KMODS) $(DACF_KMODS) $(EXPORT_KMODS) $(IPP_KMODS) \
                   $(CRYPTO_KMODS) $(PCBE_KMODS) \
                   $(DRV_KMODS_$(CLASS)) $(MISC_KMODS_$(CLASS)) $(MAC_KMODS) \
!                  $(BRAND_KMODS) $(KICONV_KMODS) $(OVERLAY_KMODS) $(CC_KMODS) \
                   $(SOCKET_KMODS)
  
  KMODS = $(GENUNIX_KMODS) $(PARALLEL_KMODS)
  
  $(PARALLEL_KMODS): $(GENUNIX_KMODS)
*** 586,596 ****
  LINT_KMODS = $(DRV_KMODS) $(EXEC_KMODS) $(FS_KMODS) $(SCHED_KMODS) \
            $(TOD_KMODS) $(STRMOD_KMODS) $(SYS_KMODS) $(MISC_KMODS) \
            $(MACH_KMODS) $(GSS_KMODS) $(DACF_KMODS) $(IPP_KMODS) \
            $(CRYPTO_KMODS) $(PCBE_KMODS) \
            $(DRV_KMODS_$(CLASS)) $(MISC_KMODS_$(CLASS)) $(MAC_KMODS) \
!           $(BRAND_KMODS) $(KICONV_KMODS) $(SOCKET_KMODS)
  
  #
  #       Files to be compiled with -xa, to generate basic block execution
  #       count data.
  #
--- 590,600 ----
  LINT_KMODS = $(DRV_KMODS) $(EXEC_KMODS) $(FS_KMODS) $(SCHED_KMODS) \
            $(TOD_KMODS) $(STRMOD_KMODS) $(SYS_KMODS) $(MISC_KMODS) \
            $(MACH_KMODS) $(GSS_KMODS) $(DACF_KMODS) $(IPP_KMODS) \
            $(CRYPTO_KMODS) $(PCBE_KMODS) \
            $(DRV_KMODS_$(CLASS)) $(MISC_KMODS_$(CLASS)) $(MAC_KMODS) \
!           $(BRAND_KMODS) $(KICONV_KMODS) $(CC_KMODS) $(SOCKET_KMODS)
  
  #
  #       Files to be compiled with -xa, to generate basic block execution
  #       count data.
  #