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authorjeff <jeff@FreeBSD.org>2008-03-12 10:12:01 +0000
committerjeff <jeff@FreeBSD.org>2008-03-12 10:12:01 +0000
commitacb93d599cf9e4c7fc183f5568b740813472ff16 (patch)
treec3fbc6ec97828161d5fc648204b80efb7998da35 /sys/kern/subr_sleepqueue.c
parent72babed2a5bcb10d29075f3c1495c9aca3e0af60 (diff)
downloadFreeBSD-src-acb93d599cf9e4c7fc183f5568b740813472ff16.zip
FreeBSD-src-acb93d599cf9e4c7fc183f5568b740813472ff16.tar.gz
Remove kernel support for M:N threading.
While the KSE project was quite successful in bringing threading to FreeBSD, the M:N approach taken by the kse library was never developed to its full potential. Backwards compatibility will be provided via libmap.conf for dynamically linked binaries and static binaries will be broken.
Diffstat (limited to 'sys/kern/subr_sleepqueue.c')
-rw-r--r--sys/kern/subr_sleepqueue.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/sys/kern/subr_sleepqueue.c b/sys/kern/subr_sleepqueue.c
index dca91ff..175cc60 100644
--- a/sys/kern/subr_sleepqueue.c
+++ b/sys/kern/subr_sleepqueue.c
@@ -410,13 +410,8 @@ sleepq_catch_signals(void *wchan, int pri)
PROC_UNLOCK(p);
thread_lock(td);
if (ret == 0) {
- if (!(td->td_flags & TDF_INTERRUPT)) {
- sleepq_switch(wchan, pri);
- return (0);
- }
- /* KSE threads tried unblocking us. */
- ret = td->td_intrval;
- MPASS(ret == EINTR || ret == ERESTART || ret == EWOULDBLOCK);
+ sleepq_switch(wchan, pri);
+ return (0);
}
/*
* There were pending signals and this thread is still
@@ -540,9 +535,6 @@ sleepq_check_signals(void)
return (td->td_intrval);
}
- if (td->td_flags & TDF_INTERRUPT)
- return (td->td_intrval);
-
return (0);
}
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