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[AFS]: Add security support.

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Add security support to the AFS filesystem.  Kerberos IV tickets are added as
RxRPC keys are added to the session keyring with the klog program.  open() and
other VFS operations then find this ticket with request_key() and either use
it immediately (eg: mkdir, unlink) or attach it to a file descriptor (open).

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Howells
2007-04-26 15:57:07 -07:00
committed by David S. Miller
parent 436058a49e
commit 00d3b7a453
18 changed files with 950 additions and 243 deletions
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5
fs/afs/callback.c
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@ -72,7 +72,10 @@ void afs_broken_callback_work(struct work_struct *work)
return; /* someone else is dealing with it */
if (test_bit(AFS_VNODE_CB_BROKEN, &vnode->flags)) {
if (afs_vnode_fetch_status(vnode) < 0)
if (S_ISDIR(vnode->vfs_inode.i_mode))
afs_clear_permits(vnode);
if (afs_vnode_fetch_status(vnode, NULL, NULL) < 0)
goto out;
if (test_bit(AFS_VNODE_DELETED, &vnode->flags))