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NFSv4: Clean up delegation recall error handling

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Unify the error handling in nfs4_open_delegation_recall and
nfs4_lock_delegation_recall.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2013-04-01 15:56:46 -04:00
parent be76b5b68d
commit db4f2e637f
3 changed files with 29 additions and 58 deletions
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6
fs/nfs/delegation.c
View file

@ -64,7 +64,7 @@ int nfs4_have_delegation(struct inode *inode, fmode_t flags)
return ret;
}
static int nfs_delegation_claim_locks(struct nfs_open_context *ctx, struct nfs4_state *state)
static int nfs_delegation_claim_locks(struct nfs_open_context *ctx, struct nfs4_state *state, const nfs4_stateid *stateid)
{
struct inode *inode = state->inode;
struct file_lock *fl;
@ -83,7 +83,7 @@ static int nfs_delegation_claim_locks(struct nfs_open_context *ctx, struct nfs4_
if (nfs_file_open_context(fl->fl_file) != ctx)
continue;
unlock_flocks();
status = nfs4_lock_delegation_recall(state, fl);
status = nfs4_lock_delegation_recall(fl, state, stateid);
if (status < 0)
goto out;
lock_flocks();
@ -120,7 +120,7 @@ again:
seq = raw_seqcount_begin(&sp->so_reclaim_seqcount);
err = nfs4_open_delegation_recall(ctx, state, stateid);
if (!err)
err = nfs_delegation_claim_locks(ctx, state);
err = nfs_delegation_claim_locks(ctx, state, stateid);
if (!err && read_seqcount_retry(&sp->so_reclaim_seqcount, seq))
err = -EAGAIN;
mutex_unlock(&sp->so_delegreturn_mutex);