Change how TCP read-ahead is selected to better integrate with TCP write buffering

This commit is contained in:
Gregory Nutt 2014-01-13 13:55:51 -06:00
parent b889cae796
commit af14026800
3 changed files with 12 additions and 11 deletions

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@ -1183,6 +1183,7 @@ examples/poll
CONFIG_NET - Defined for general network support CONFIG_NET - Defined for general network support
CONFIG_NET_TCP - Defined for TCP/IP support CONFIG_NET_TCP - Defined for TCP/IP support
CONFIG_NSOCKET_DESCRIPTORS - Defined to be greater than 0 CONFIG_NSOCKET_DESCRIPTORS - Defined to be greater than 0
CONFIG_NET_TCP_READAHEAD - Defined
CONFIG_NET_NTCP_READAHEAD_BUFFERS - Defined to be greater than zero CONFIG_NET_NTCP_READAHEAD_BUFFERS - Defined to be greater than zero
CONFIG_EXAMPLES_POLL_NOMAC - (May be defined to use software assigned MAC) CONFIG_EXAMPLES_POLL_NOMAC - (May be defined to use software assigned MAC)

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@ -1,7 +1,7 @@
/**************************************************************************** /****************************************************************************
* examples/poll/poll_internal.h * examples/poll/poll_internal.h
* *
* Copyright (C) 2008, 2009 Gregory Nutt. All rights reserved. * Copyright (C) 2008, 2009, 2014 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org> * Author: Gregory Nutt <gnutt@nuttx.org>
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
@ -33,8 +33,8 @@
* *
****************************************************************************/ ****************************************************************************/
#ifndef __EXAMPLES_PIPE_PIPE_H #ifndef __EXAMPLES_POLL_POLL_INTERNAL_H
#define __EXAMPLES_PIPE_PIPE_H #define __EXAMPLES_POLL_POLL_INTERNAL_H
/**************************************************************************** /****************************************************************************
* Compilation Switches * Compilation Switches
@ -60,12 +60,12 @@
* CONFIG_NET - Network support must be enabled * CONFIG_NET - Network support must be enabled
* CONFIG_NSOCKET_DESCRIPTORS - Socket descriptors must be allocated * CONFIG_NSOCKET_DESCRIPTORS - Socket descriptors must be allocated
* CONFIG_NET_TCP - Only support on TCP (because read-ahead * CONFIG_NET_TCP - Only support on TCP (because read-ahead
* ibuffering s not yet support for UDP) * buffering s not yet support for UDP)
* CONFIG_NET_NTCP_READAHEAD_BUFFERS - TCP/IP read-ahead buffering must be enabled * CONFIG_NET_TCP_READAHEAD - TCP/IP read-ahead buffering must be enabled
*/ */
#if defined(CONFIG_NET) && CONFIG_NSOCKET_DESCRIPTORS > 0 && \ #if defined(CONFIG_NET) && CONFIG_NSOCKET_DESCRIPTORS > 0 && \
defined(CONFIG_NET_TCP) && CONFIG_NET_NTCP_READAHEAD_BUFFERS > 0 defined(CONFIG_NET_TCP) && defined(CONFIG_NET_TCP_READAHEAD)
# define HAVE_NETPOLL 1 # define HAVE_NETPOLL 1
#else #else
# undef HAVE_NETPOLL # undef HAVE_NETPOLL
@ -125,4 +125,4 @@ extern void *select_listener(pthread_addr_t pvarg);
extern void *net_listener(pthread_addr_t pvarg); extern void *net_listener(pthread_addr_t pvarg);
extern void *net_reader(pthread_addr_t pvarg); extern void *net_reader(pthread_addr_t pvarg);
#endif #endif
#endif /* __EXAMPLES_PIPE_PIPE_H */ #endif /* __EXAMPLES_POLL_POLL_INTERNAL_H */

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@ -53,7 +53,7 @@
#undef CONFIG_THTTPD #undef CONFIG_THTTPD
#if defined(CONFIG_NET) && defined(CONFIG_NET_TCP) && \ #if defined(CONFIG_NET) && defined(CONFIG_NET_TCP) && \
defined(CONFIG_NET_TCPBACKLOG) && !defined(CONFIG_DISABLE_ENVIRONMENT) && \ defined(CONFIG_NET_TCPBACKLOG) && !defined(CONFIG_DISABLE_ENVIRONMENT) && \
!defined(CONFIG_SDCLONE_DISABLE) && CONFIG_NET_NTCP_READAHEAD_BUFFERS > 0 !defined(CONFIG_SDCLONE_DISABLE) && defined(CONFIG_NET_TCP_READAHEAD)
# define CONFIG_THTTPD 1 # define CONFIG_THTTPD 1