Patch-ID# 100198-01
Keywords: shmdt, read-only segment
Synosis: SunOS 4.1.1, 4.1: shmdt will not detach a read-only segment
Date: 09/Jan/91

SunOS Release: 4.1.1, 4.1

Unbundled Product:

Unbundled Release:

Topic:

BugId's fixed with this patch: 1037052

Architectures for which this patch is available: sun4c, sun4, sun3, sun3x

Obsoleted by: SVR4

Problem Description:

	The shmdt(2) system call fails with EINVAL on attempts
	to detach a read only segment. 

INSTALL:

		where {arch} is  one of 4,4c,3,3x

# mv /usr/sys/sun{arch}/OBJ/ipc_shm.o /usr/sys/sun{arch}/OBJ/ipc_shm.o.orig
	# cp sun{arch}/ipc_shm.o /usr/sys/sun{arch}/OBJ/ipc_shm.o

	Rebuild kernel
	Reboot with new kernel
