Author: dchagin
Date: Tue Mar 8 19:20:57 2016
New Revision: 296543
URL: https://svnweb.freebsd.org/changeset/base/296543
Log:
Put a commit message from r296502 about Linux alarm() system call
behaviour to the source.
Suggested by: emaste@
MFC after: 1 week
Modified:
head/sys/compat/linux/linux_misc.c
Modified: head/sys/compat/linux/linux_misc.c
==============================================================================
--- head/sys/compat/linux/linux_misc.c Tue Mar 8 19:08:55 2016
(r296542)
+++ head/sys/compat/linux/linux_misc.c Tue Mar 8 19:20:57 2016
(r296543)
@@ -206,6 +206,11 @@ linux_alarm(struct thread *td, struct li
it.it_value.tv_usec = 0;
it.it_interval.tv_sec = 0;
it.it_interval.tv_usec = 0;
+ /*
+ * According to POSIX and Linux implementation
+ * the alarm() system call is always successfull.
+ * Ignore errors and return 0 as a Linux do.
+ */
kern_setitimer(td, ITIMER_REAL, &it, &old_it);
if (timevalisset(&old_it.it_value)) {
if (old_it.it_value.tv_usec != 0)
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