Commit e0f07896 authored by Trond Myklebust's avatar Trond Myklebust
Browse files

NFSv4: Hold the delegation spinlock when updating the seqid 



Signed-off-by: default avatarTrond Myklebust <trond.myklebust@hammerspace.com>
parent f9e0cc9c

fs/nfs/delegation.c

+2 −0
Original line number Diff line number Diff line
@@ -387,8 +387,10 @@ int nfs_inode_set_delegation(struct inode *inode, const struct cred *cred, 
		/* Is this an update of the existing delegation? */

		if (nfs4_stateid_match_other(&old_delegation->stateid,

					&delegation->stateid)) {

			spin_lock(&old_delegation->lock);

			nfs_update_inplace_delegation(old_delegation,

					delegation);

			spin_unlock(&old_delegation->lock);

			goto out;

		}

		/*