Patch-ID# 100458-03 Keywords: signal, alarm, time, setitimer, call, deliver,sigalrm Synopsis: SunOS 4.1;4.1.1;4.1.2;4.1.3: Setitimer sometimes fails to deliver a SIGALRM. Date: Jan/27/93 Solaris release: 1.0 1.0.1 1.1 1.1C SunOS release: 4.1, 4.1.1, 4.1.2, 4.1.3, 4.1.3C Unbundled Product: N/A Unbundled Release: N/A Topic: SunOS Setitimer calls. BugId's fixed with this patch: 1076393 Changes incorporated in this version: Patch release 03 is to provide a SunOS 4.1.3 version of patch for GENERIC and SunDBE 1.3 release. Patch release 02 provided a DBE 1.2 compatible version for the 4.1.2 version of the patch Relevant Architecture: sparc NOTE: sun3, sun3x, sun4, sun4c, sun4m Obsoleted By: NOTE: 4.1.3_U1 Patches which may conflict with this patch: Files included with this patch: README, kern_sig.o, kern_sig.dbe.o Problem Description: 1076393: Setitimer calls sometimes fail to deliver a SIGALRM. INSTALL: As root: For 4.1.2 and 4.1.3 OS systems with DBE installed: Save the previous object file. mv /sys/`arch -k`/OBJ/kern_sig.o /sys/`arch -k`/OBJ/kern_sig.o.orig Install the new file into the system configuration area. cp {4.1.2,4.1.3}/`arch -k`/kern_sig.dbe.o /sys/`arch -k`/OBJ/kern_sig.o Otherwise if DBE is NOT installed: Save the previous object file. mv /sys/`arch -k`/OBJ/kern_sig.o /sys/`arch -k`/OBJ/kern_sig.o.orig Install the new file into the system configuration area. cp {4.1,4.1.1,4.1.2,4.1.3}/`arch -k`/kern_sig.o /sys/`arch -k`/OBJ/kern_sig.o Rebuild the kernel. Copy the new vmunix to /vmunix and reboot the machine.