deac/osd-contiki
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Process only one poll request at a time to avoid starvation if one process keeps calling process_poll() from its poll handler

Browse source
This commit is contained in:
adamdunkels 2008-01-24 21:00:51 +00:00
parent 1b024d6e69
commit f93a48599e
1 changed files with 9 additions and 11 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
core/sys/process.c
View file

@ -28,7 +28,7 @@
* *
* This file is part of the Contiki operating system. * This file is part of the Contiki operating system.
* *
* @(#)$Id: process.c,v 1.7 2008/01/23 21:06:25 adamdunkels Exp $ * @(#)$Id: process.c,v 1.8 2008/01/24 21:00:51 adamdunkels Exp $
*/ */
/** /**
@ -234,7 +234,6 @@ do_poll(void)
{ {
struct process *p; struct process *p;
do {
poll_requested = 0; poll_requested = 0;
/* Call the processes that needs to be polled. */ /* Call the processes that needs to be polled. */
for(p = process_list; p != NULL; p = p->next) { for(p = process_list; p != NULL; p = p->next) {
@ -244,7 +243,6 @@ do_poll(void)
call_process(p, PROCESS_EVENT_POLL, NULL); call_process(p, PROCESS_EVENT_POLL, NULL);
} }
} }
} while(poll_requested);
} }
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
/* /*