On 7/20/06, Bodo Eggert <[email protected]> wrote:
Pekka J Enberg <[email protected]> wrote:
> From: Pekka Enberg <[email protected]>
> This patch implements the revoke(2) and frevoke(2) system calls for all
> types of files. We revoke files in two passes: first we scan all open
> files that refer to the inode and substitute the struct file pointer in fd
> table with NULL causing all subsequent operations on that fd to fail.
> After we have done that to all file descriptors, we close the files and
> take down mmaps.
RFC2: Make umount -f work on local fs using this feature.
RFC3: use preliminary work about umount -f in order to get revoke for free.
See for instance
http://developer.osdl.org/dev/fumount/kernel2/patches/2.6.12/1/forced-unmount-2.6.12-1.patch
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