Author: davidxu
Date: Wed Sep 1 13:22:55 2010
New Revision: 212095
URL: http://svn.freebsd.org/changeset/base/212095
Log:
Remove incorrect comments, also make sure signal is
disabled when unregistering sigaction.
Modified:
head/lib/libthr/thread/thr_sig.c
Modified: head/lib/libthr/thread/thr_sig.c
==============================================================================
--- head/lib/libthr/thread/thr_sig.c Wed Sep 1 12:08:54 2010
(r212094)
+++ head/lib/libthr/thread/thr_sig.c Wed Sep 1 13:22:55 2010
(r212095)
@@ -415,19 +415,17 @@ _thr_signal_init(void)
__sys_sigprocmask(SIG_UNBLOCK, &act.sa_mask, NULL);
}
-/*
- * called from rtld with rtld_lock locked, because rtld_lock is
- * a critical region, so all signals have already beeen masked.
- */
void
_thr_sigact_unload(struct dl_phdr_info *phdr_info)
{
+ struct pthread *curthread = _get_curthread();
struct urwlock *rwlp;
struct sigaction *actp;
struct sigaction kact;
void (*handler)(int);
int sig;
+ _thr_signal_block(curthread);
for (sig = 1; sig < _SIG_MAXSIG; sig++) {
actp = &_thr_sigact[sig].sigact;
retry:
@@ -447,9 +445,10 @@ retry:
kact.sa_handler != SIG_DFL &&
kact.sa_handler != SIG_IGN)
__sys_sigaction(sig, actp, NULL);
- _thr_rwl_unlock(rwlp);
+ _thr_rwl_unlock(rwlp);
}
}
+ _thr_signal_unblock(curthread);
}
void
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