Patch-ID# 100293-01
Keywords: write, ufs, syscall, system, call, returning, eintr
Synopsis: SunOS 4.1.1: write system call is returning EINTR
Date: 10-May-91 
 
SunOS release: 4.1.1 
 
Topic: ufs system call EINTR 
 
BugId's fixed with this patch: 1052649 

Architectures for which this patch is available: sun4 sun4c

Patches which may conflict with this patch: 

Obsoleted by: 

Problem Description: 
different return from write function from 4.1 to 4.1.1.
SIGALRM  ITIMER_REAL
What happens is that on 4.1 the kernel restarts the write(2) call. In
4.1.1 the kernel returns EINTR.  

INSTALL: 

------
cp /usr/sys/sun4/OBJ/ufs_vnodeops.o /usr/sys/sun4/OBJ/ufs_vnodeops.o.FCS

Copy new object files into /usr/sys/sun4/OBJ:
--------------------------------------------

cp sun4/*.o /usr/sys/sun4/OBJ

Regen the kernel and reboot with the new kernel.

     Please Refer to the System and Networking Administration Manual
             section on building and installing a custom kernel.