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fixed default values of TCP_SNDLOWAT and TCP_SNDQUEUELOWAT for small windows (bug #34176 select after non-blocking send times out)

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Simon Goldschmidt
2011-10-18 20:22:09 +02:00
parent 1f396946e5
commit 01839b9c14
2 changed files with 6 additions and 2 deletions
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4
src/include/lwip/opt.h
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@@ -989,7 +989,7 @@
* TCP snd_buf for select to return writable (combined with TCP_SNDQUEUELOWAT).
*/
#ifndef TCP_SNDLOWAT
#define TCP_SNDLOWAT ((TCP_SND_BUF)/2)
#define TCP_SNDLOWAT LWIP_MAX(((TCP_SND_BUF)/2), (2 * TCP_MSS) + 1)
#endif
/**
@@ -998,7 +998,7 @@
* this number, select returns writable (combined with TCP_SNDLOWAT).
*/
#ifndef TCP_SNDQUEUELOWAT
#define TCP_SNDQUEUELOWAT ((TCP_SND_QUEUELEN)/2)
#define TCP_SNDQUEUELOWAT LWIP_MAX(((TCP_SND_QUEUELEN)/2), 5)
#endif
/**