Patch-ID# 107148-04
Keywords: mmap cachefs nfs cachefs_write nfs3_getpage EFAULT autoclient
Synopsis: SunOS 5.7: /kernel/fs/cachefs and /kernel/fs/sparcv9/cachefs patch
Date: 25/Jun/99

Solaris Release: 7

SunOS release: 5.7

Unbundled Product: 

Unbundled Release: 

Topic: SunOS 5.7: /kernel/fs/cachefs and /kernel/fs/sparcv9/cachefs patch

	************************************************************************
	NOTE:     This patch may contain one or more OEM-specific platform ports.
		  See the appropriate OEM_NOTES file within the patch for
		  information specific to these platforms.
 
		  DO NOT INSTALL this patch on an OEM system if a corresponding
		  OEM_NOTES file is not present (or is present, but instructs not
		  to install the patch), unless the OEM vendor directs otherwise.
	*************************************************************************

BugId's fixed with this patch: 4085452 4170190 4170376 4171181 4216501 

Changes incorporated in this version: 4085452 4216501

Relevant Architectures: sparc

Patches accumulated and obsoleted by this patch:  

Patches which conflict with this patch: 

Patches required with this patch: 

Obsoleted by: 

Files included with this patch:

/kernel/fs/cachefs
/kernel/fs/sparcv9/cachefs

Problem Description:

4085452 cachefs spins trying to open a directory
4216501 mutex deadlock in cachefs

(from 107148-03)

4171181 cachefs disconnects in trying reconcile with the server and fails

(from 107148-02)

4170376 panther autoclient panic in cachefs_dlog_modify

(from 107148-01)

4170190 mmap(...,MAP_FIXED,...) on cachefs/nfs on sun4m does not work

Patch Installation Instructions:
--------------------------------

For Solaris 2.0-2.6 releases, refer to the Install.info file and/or
the README within the patch for instructions on using the generic
'installpatch' and 'backoutpatch' scripts provided with each patch.

For Solaris 7 release, refer to the man pages for instructions on
using 'patchadd' and 'patchrm' scripts provided with Solaris.
Any other special or non-generic installation instructions should be
described below as special instructions.  The following example
installs a patch to a standalone machine:

       example# patchadd /var/spool/patch/104945-02

The following example removes a patch from a standalone system:

       example# patchrm 104945-02

For additional examples please see the appropriate man pages.

Special Install Instructions: 
----------------------------- 
None.

