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NFSv4: Return delegations synchronously in evict_inode 

Kinglong Mee reports that asynchronous delegations are being killed
by the call to rpc_shutdown_client() when unmounting. This can lead
to state leakage on the server until the client lease expires.

Reported-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2015-03-25 13:19:42 -04:00
parent 0695314ef0
commit 5fcdfacc01
1 changed files with 1 additions and 1 deletions
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2
fs/nfs/delegation.c
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@ -514,7 +514,7 @@ void nfs_inode_return_delegation_noreclaim(struct inode *inode)
delegation = nfs_inode_detach_delegation(inode); delegation = nfs_inode_detach_delegation(inode);
if (delegation != NULL) if (delegation != NULL)
nfs_do_return_delegation(inode, delegation, 0); nfs_do_return_delegation(inode, delegation, 1);
} }
/** /**