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Chuck Silvers wrote:
> hi,
>
> there was a discussion on tech-kern some time back where the=20
> consensus was that this shouldn't be a mount option,
> but rather a system-wide tunable.  I think this should be
> backed out from the 3.x branch until those changes are made,
> to avoid further compatibility problems.
>
> do you need a REQ ticket for this?
>
> -Chuck
>  =20

That would probably be easiest (a ticket for the backout), since there
were multiple pullups involved.  I'd like to get Jason's input on this
beforehand, though, since he was the original requester of the pullup.=20
Jason?

+j

>
> On Thu, Dec 29, 2005 at 12:57:10AM +0000, Jeff Rizzo wrote:
>  =20
>> Module Name:	src
>> Committed By:	riz
>> Date:		Thu Dec 29 00:57:09 UTC 2005
>>
>> Modified Files:
>> 	src/include [netbsd-3]: mntopts.h
>> 	src/lib/libc/sys [netbsd-3]: mount.2
>> 	src/sbin/mount [netbsd-3]: mount.8
>> 	src/share/man/man4 [netbsd-3]: options.4
>> 	src/share/man/man7 [netbsd-3]: symlink.7
>> 	src/sys/conf [netbsd-3]: files newvers.sh
>> 	src/sys/kern [netbsd-3]: init_main.c vfs_lookup.c vfs_syscalls.c
>> 	src/sys/sys [netbsd-3]: fstypes.h systm.h
>>
>> Log Message:
>> Pull up following revision(s) (requested by thorpej in ticket #490):
>> 	lib/libc/sys/mount.2: revision 1.33
>> 	sys/sys/systm.h: revision 1.179
>> 	sys/sys/fstypes.h: revision 1.4
>> 	include/mntopts.h: revision 1.6
>> 	sys/conf/newvers.sh: revision 1.41
>> 	sys/kern/vfs_syscalls.c: revision 1.223
>> 	sys/conf/files: revision 1.720
>> 	sys/kern/vfs_lookup.c: revision 1.61
>> 	share/man/man7/symlink.7: revision 1.7
>> 	sbin/mount/mount.8: revision 1.47
>> 	sys/kern/init_main.c: revision 1.248 via patch
>> 	share/man/man4/options.4: revision 1.280 via patch
>> Implement expansion of special "magic" strings in symlinks into
>> system-specific values.  Submitted by Chris Demetriou in Nov 1995 (!)
>> in PR kern/1781, modified only slighly by me.
>> This is enabled on a per-mount basis with the MNT_MAGICLINKS mount
>> flag.  It can be enabled at mountroot() time by building the kernel
>> with the ROOTFS_MAGICLINKS option.
>> The following magic strings are supported by the implementation:
>> @machine    value of MACHINE for the system
>> @machine_arch    value of MACHINE_ARCH for the system
>> @hostname    the system host name, as set with sethostname()
>> @domainname    the system domain name, as set with setdomainname()
>> @kernel_ident    the kernel config file name
>> @osrelease    the releaes number of the OS
>> @ostype        the name of the OS (always "NetBSD" for NetBSD)
>> Example usage:
>> mkdir /arch/i386/bin
>> mkdir /arch/sparc/bin
>> ln -s /arch/@machine_arch/bin /bin
>>
>>
>> To generate a diff of this commit:
>> cvs rdiff -r1.5 -r1.5.2.1 src/include/mntopts.h
>> cvs rdiff -r1.32 -r1.32.2.1 src/lib/libc/sys/mount.2
>> cvs rdiff -r1.46 -r1.46.2.1 src/sbin/mount/mount.8
>> cvs rdiff -r1.268.2.4 -r1.268.2.5 src/share/man/man4/options.4
>> cvs rdiff -r1.6 -r1.6.6.1 src/share/man/man7/symlink.7
>> cvs rdiff -r1.712.2.5 -r1.712.2.6 src/sys/conf/files
>> cvs rdiff -r1.40 -r1.40.4.1 src/sys/conf/newvers.sh
>> cvs rdiff -r1.244.6.4 -r1.244.6.5 src/sys/kern/init_main.c
>> cvs rdiff -r1.57 -r1.57.2.1 src/sys/kern/vfs_lookup.c
>> cvs rdiff -r1.217.2.7 -r1.217.2.8 src/sys/kern/vfs_syscalls.c
>> cvs rdiff -r1.3 -r1.3.10.1 src/sys/sys/fstypes.h
>> cvs rdiff -r1.175 -r1.175.4.1 src/sys/sys/systm.h
>>
>> Please note that diffs are not public domain; they are subject to the
>> copyright notices on the relevant files.
>>    =20



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