Add support for TCP/IP connection backlog

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1294 42af7a65-404d-4744-a932-0658087f49c3

configs/README.txt

@@ -287,6 +287,9 @@ defconfig -- This is a configuration file similar to the Linux
 		CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 		CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers
 		  (may be zero)
+		CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+		  accept() is called. The size of the backlog is selected when listen()
+		  is called.
 		CONFIG_NET_UDP - UDP support on or off
 		CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
 		CONFIG_NET_UDP_CONNS - The maximum amount of concurrent UDP

configs/c5471evm/defconfig

@@ -279,6 +279,8 @@ CONFIG_PREALLOC_TIMERS=8
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
@@ -300,6 +302,7 @@ CONFIG_NET_BUFSIZE=420
 CONFIG_NET_TCP=n
 CONFIG_NET_TCP_CONNS=40
 CONFIG_NET_NTCP_READAHEAD_BUFFERS=8
+CONFIG_NET_TCPBACKLOG=n
 CONFIG_NET_MAX_LISTENPORTS=40
 CONFIG_NET_UDP=n
 CONFIG_NET_UDP_CHECKSUMS=y

configs/c5471evm/dhcpconfig

@@ -279,6 +279,8 @@ CONFIG_PREALLOC_TIMERS=8
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
@@ -300,6 +302,7 @@ CONFIG_NET_BUFSIZE=420
 CONFIG_NET_TCP=n
 CONFIG_NET_TCP_CONNS=0
 CONFIG_NET_NTCP_READAHEAD_BUFFERS=0
+CONFIG_NET_TCPBACKLOG=n
 CONFIG_NET_MAX_LISTENPORTS=0
 CONFIG_NET_UDP=y
 CONFIG_NET_UDP_CHECKSUMS=y

configs/c5471evm/netconfig

@@ -279,6 +279,8 @@ CONFIG_PREALLOC_TIMERS=8
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
@@ -300,6 +302,7 @@ CONFIG_NET_BUFSIZE=420
 CONFIG_NET_TCP=y
 CONFIG_NET_TCP_CONNS=8
 CONFIG_NET_NTCP_READAHEAD_BUFFERS=32
+CONFIG_NET_TCPBACKLOG=n
 CONFIG_NET_MAX_LISTENPORTS=8
 CONFIG_NET_UDP=n
 CONFIG_NET_UDP_CHECKSUMS=y

configs/c5471evm/nshconfig

@@ -279,6 +279,8 @@ CONFIG_PREALLOC_TIMERS=8
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
@@ -300,6 +302,7 @@ CONFIG_NET_BUFSIZE=420
 CONFIG_NET_TCP=y
 CONFIG_NET_TCP_CONNS=8
 CONFIG_NET_NTCP_READAHEAD_BUFFERS=32
+CONFIG_NET_TCPBACKLOG=n
 CONFIG_NET_MAX_LISTENPORTS=8
 CONFIG_NET_UDP=n
 CONFIG_NET_UDP_CHECKSUMS=y

configs/ez80f910200kitg/ostest/defconfig

@@ -279,6 +279,8 @@ CONFIG_PREALLOC_TIMERS=0
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/m68332evb/defconfig

@@ -263,6 +263,8 @@ CONFIG_PREALLOC_TIMERS=8
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/mcu123-lpc214x/nsh/defconfig

@@ -316,6 +316,8 @@ CONFIG_MMCSD_READONLY=n
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/mcu123-lpc214x/ostest/defconfig

@@ -311,6 +311,8 @@ CONFIG_MMCSD_READONLY=n
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/mcu123-lpc214x/usbserial/defconfig

@@ -312,6 +312,8 @@ CONFIG_MMCSD_READONLY=n
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/mcu123-lpc214x/usbstorage/defconfig

@@ -312,6 +312,8 @@ CONFIG_MMCSD_READONLY=n
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/ntosd-dm320/nettest/defconfig

@@ -277,6 +277,8 @@ CONFIG_PREALLOC_TIMERS=8
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
@@ -297,6 +299,8 @@ CONFIG_NET_SOCKOPTS=y
 CONFIG_NET_BUFSIZE=420
 CONFIG_NET_TCP=y
 CONFIG_NET_TCP_CONNS=8
+CONFIG_NET_NTCP_READAHEAD_BUFFERS=16
+CONFIG_NET_TCPBACKLOG=n
 CONFIG_NET_MAX_LISTENPORTS=8
 CONFIG_NET_UDP=n
 CONFIG_NET_UDP_CHECKSUMS=y

configs/ntosd-dm320/nsh/defconfig

@@ -285,6 +285,8 @@ CONFIG_FS_ROMFS=y
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
@@ -305,6 +307,8 @@ CONFIG_NET_SOCKOPTS=y
 CONFIG_NET_BUFSIZE=562
 CONFIG_NET_TCP=y
 CONFIG_NET_TCP_CONNS=8
+CONFIG_NET_NTCP_READAHEAD_BUFFERS=16
+CONFIG_NET_TCPBACKLOG=n
 CONFIG_NET_MAX_LISTENPORTS=8
 CONFIG_NET_UDP=y
 CONFIG_NET_UDP_CHECKSUMS=y

configs/ntosd-dm320/ostest/defconfig

@@ -277,6 +277,8 @@ CONFIG_PREALLOC_TIMERS=8
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/ntosd-dm320/poll/defconfig

@@ -277,6 +277,8 @@ CONFIG_PREALLOC_TIMERS=8
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
@@ -297,7 +299,8 @@ CONFIG_NET_SOCKOPTS=y
 CONFIG_NET_BUFSIZE=420
 CONFIG_NET_TCP=y
 CONFIG_NET_TCP_CONNS=8
-CONFIG_NET_TCP_READAHEAD_BUFSIZE=16
+CONFIG_NET_NTCP_READAHEAD_BUFFERS=16
+CONFIG_NET_TCPBACKLOG=y
 CONFIG_NET_MAX_LISTENPORTS=8
 CONFIG_NET_UDP=n
 CONFIG_NET_UDP_CHECKSUMS=y

configs/ntosd-dm320/udp/defconfig

@@ -277,6 +277,8 @@ CONFIG_PREALLOC_TIMERS=8
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
@@ -297,6 +299,8 @@ CONFIG_NET_SOCKOPTS=y
 CONFIG_NET_BUFSIZE=420
 CONFIG_NET_TCP=n
 CONFIG_NET_TCP_CONNS=0
+CONFIG_NET_NTCP_READAHEAD_BUFFERS=16
+CONFIG_NET_TCPBACKLOG=n
 CONFIG_NET_MAX_LISTENPORTS=0
 CONFIG_NET_UDP=y
 CONFIG_NET_UDP_CHECKSUMS=y

configs/ntosd-dm320/uip/defconfig

@@ -277,6 +277,8 @@ CONFIG_PREALLOC_TIMERS=8
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off
@@ -297,6 +299,8 @@ CONFIG_NET_SOCKOPTS=y
 CONFIG_NET_BUFSIZE=420
 CONFIG_NET_TCP=y
 CONFIG_NET_TCP_CONNS=8
+CONFIG_NET_NTCP_READAHEAD_BUFFERS=16
+CONFIG_NET_TCPBACKLOG=n
 CONFIG_NET_MAX_LISTENPORTS=8
 CONFIG_NET_UDP=n
 CONFIG_NET_UDP_CHECKSUMS=y

configs/olimex-strp711/ostest/defconfig

@@ -378,6 +378,8 @@ CONFIG_MMCSD_READONLY=n
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/pjrc-8051/defconfig

@@ -260,6 +260,8 @@ CONFIG_PREALLOC_TIMERS=0
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/sim/mount/defconfig

@@ -235,6 +235,8 @@ CONFIG_FS_ROMFS=n
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/sim/nettest/defconfig

@@ -235,6 +235,8 @@ CONFIG_FS_ROMFS=n
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/sim/nsh/defconfig

@@ -235,6 +235,8 @@ CONFIG_FS_ROMFS=y
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/sim/ostest/defconfig

@@ -236,6 +236,8 @@ CONFIG_FS_ROMFS=n
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/sim/pashello/defconfig

@@ -235,6 +235,8 @@ CONFIG_FS_ROMFS=n
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/us7032evb1/nsh/defconfig

@@ -330,6 +330,8 @@ CONFIG_MMCSD_READONLY=n
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/us7032evb1/ostest/defconfig

@@ -330,6 +330,8 @@ CONFIG_MMCSD_READONLY=n
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/xtrs/nsh/defconfig

@@ -256,6 +256,8 @@ CONFIG_PREALLOC_TIMERS=0
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/xtrs/ostest/defconfig

@@ -256,6 +256,8 @@ CONFIG_PREALLOC_TIMERS=0
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/xtrs/pashello/defconfig

@@ -256,6 +256,8 @@ CONFIG_PREALLOC_TIMERS=0
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/z16f2800100zcog/ostest/defconfig

@@ -282,6 +282,8 @@ CONFIG_PREALLOC_TIMERS=4
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/z16f2800100zcog/pashello/defconfig

@@ -282,6 +282,8 @@ CONFIG_PREALLOC_TIMERS=4
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/z80sim/nsh/defconfig

@@ -246,6 +246,8 @@ CONFIG_PREALLOC_TIMERS=0
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/z80sim/ostest/defconfig

@@ -246,6 +246,8 @@ CONFIG_PREALLOC_TIMERS=0
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/z80sim/pashello/defconfig

@@ -246,6 +246,8 @@ CONFIG_PREALLOC_TIMERS=0
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/z8encore000zco/ostest/defconfig

@@ -280,6 +280,8 @@ CONFIG_PREALLOC_TIMERS=0
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off

configs/z8f64200100kit/ostest/defconfig

@@ -280,6 +280,8 @@ CONFIG_PREALLOC_TIMERS=0
 # CONFIG_NET_TCP_CONNS - Maximum number of TCP connections (all tasks)
 # CONFIG_NET_TCP_READAHEAD_BUFSIZE - Size of TCP read-ahead buffers
 # CONFIG_NET_NTCP_READAHEAD_BUFFERS - Number of TCP read-ahead buffers (may be zero)
+# CONFIG_NET_TCPBACKLOG - Incoming connections pend in a backlog until
+#   accept() is called. The size of the backlog is selected when listen() is called.
 # CONFIG_NET_MAX_LISTENPORTS - Maximum number of listening TCP ports (all tasks)
 # CONFIG_NET_UDP - UDP support on or off
 # CONFIG_NET_UDP_CHECKSUMS - UDP checksums on or off