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NFS: Clear NFS_DELEGATION_RETURN_IF_CLOSED when the delegation is returned 

If a delegation is marked as needing to be returned when the file is
closed, then don't clear that marking until we're ready to return
it.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Trond Myklebust 2020-01-27 09:58:16 -05:00 committed by Anna Schumaker
parent f885ea640d
commit 0d10416797
1 changed files with 3 additions and 1 deletions
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4
fs/nfs/delegation.c
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@ -479,7 +479,7 @@ static bool nfs_delegation_need_return(struct nfs_delegation *delegation)
if (test_and_clear_bit(NFS_DELEGATION_RETURN, &delegation->flags))
ret = true;
if (test_and_clear_bit(NFS_DELEGATION_RETURN_IF_CLOSED, &delegation->flags) && !ret) {
else if (test_bit(NFS_DELEGATION_RETURN_IF_CLOSED, &delegation->flags)) {
struct inode *inode;
spin_lock(&delegation->lock);
@ -488,6 +488,8 @@ static bool nfs_delegation_need_return(struct nfs_delegation *delegation)
ret = true;
spin_unlock(&delegation->lock);
}
if (ret)
clear_bit(NFS_DELEGATION_RETURN_IF_CLOSED, &delegation->flags);
if (test_bit(NFS_DELEGATION_RETURNING, &delegation->flags) ||
test_bit(NFS_DELEGATION_REVOKED, &delegation->flags))
ret = false;