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um: don't bother blocking SIGARLM and SIGUSR1

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We used to generate those, but we hadn't done that for a long
time.  No need to bother blocking them for signal handlers.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Al Viro
2011-08-18 20:04:19 +01:00
committed by Richard Weinberger
parent 9b25fcbdc6
commit d5c7e8b4ec
3 changed files with 8 additions and 9 deletions
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13
arch/um/os-Linux/process.c
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@@ -236,20 +236,19 @@ out:
void init_new_thread_signals(void)
{
set_handler(SIGSEGV, (__sighandler_t) sig_handler, SA_ONSTACK,
SIGUSR1, SIGIO, SIGWINCH, SIGVTALRM, -1);
SIGIO, SIGWINCH, SIGVTALRM, -1);
set_handler(SIGTRAP, (__sighandler_t) sig_handler, SA_ONSTACK,
SIGUSR1, SIGIO, SIGWINCH, SIGVTALRM, -1);
SIGIO, SIGWINCH, SIGVTALRM, -1);
set_handler(SIGFPE, (__sighandler_t) sig_handler, SA_ONSTACK,
SIGUSR1, SIGIO, SIGWINCH, SIGVTALRM, -1);
SIGIO, SIGWINCH, SIGVTALRM, -1);
set_handler(SIGILL, (__sighandler_t) sig_handler, SA_ONSTACK,
SIGUSR1, SIGIO, SIGWINCH, SIGVTALRM, -1);
SIGIO, SIGWINCH, SIGVTALRM, -1);
set_handler(SIGBUS, (__sighandler_t) sig_handler, SA_ONSTACK,
SIGUSR1, SIGIO, SIGWINCH, SIGVTALRM, -1);
SIGIO, SIGWINCH, SIGVTALRM, -1);
signal(SIGHUP, SIG_IGN);
set_handler(SIGIO, (__sighandler_t) sig_handler,
SA_ONSTACK | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH, SIGALRM,
SIGVTALRM, -1);
SA_ONSTACK | SA_RESTART, SIGIO, SIGWINCH, SIGVTALRM, -1);
signal(SIGWINCH, SIG_IGN);
signal(SIGTERM, SIG_DFL);
}