Re: NFS and 2.1.111

Alan Cox (
Wed, 29 Jul 1998 21:06:22 +0100 (BST)

> As soon as I do this, the nfs transfer fails with:
> "cp: /a/40M: Input/output error
> [root@bofh jfulmer]#"
> Apparently just trying to unmount a busy nfs filesystem is enough to
> cause the error. This must be reletively new, since it worked in the
> earlier 2.1.10x kernels (It errors in 2.1.109 BTW.)

Argh [Insert rude word here].

I added forced umount support to the 2.1.x kernel and left a note that
we needed a new sys_umount that took flags. I will add the new sys_umount
call tonight that takes flags and restore the behaviour of the current one.


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