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path: root/fs/nfs/nfs4proc.c
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Diffstat (limited to 'fs/nfs/nfs4proc.c')
-rw-r--r--fs/nfs/nfs4proc.c21
1 files changed, 18 insertions, 3 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index eae83bf96c6..b2671cb0f90 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -93,6 +93,8 @@ static int nfs4_map_errors(int err)
return err;
switch (err) {
case -NFS4ERR_RESOURCE:
+ case -NFS4ERR_LAYOUTTRYLATER:
+ case -NFS4ERR_RECALLCONFLICT:
return -EREMOTEIO;
case -NFS4ERR_WRONGSEC:
return -EPERM;
@@ -1158,6 +1160,7 @@ _nfs4_opendata_to_nfs4_state(struct nfs4_opendata *data)
data->o_arg.fmode);
iput(inode);
out:
+ nfs_release_seqid(data->o_arg.seqid);
return state;
err_put_inode:
iput(inode);
@@ -6045,6 +6048,7 @@ static void nfs4_layoutget_done(struct rpc_task *task, void *calldata)
struct nfs_server *server = NFS_SERVER(inode);
struct pnfs_layout_hdr *lo;
struct nfs4_state *state = NULL;
+ unsigned long timeo, giveup;
dprintk("--> %s\n", __func__);
@@ -6056,7 +6060,10 @@ static void nfs4_layoutget_done(struct rpc_task *task, void *calldata)
goto out;
case -NFS4ERR_LAYOUTTRYLATER:
case -NFS4ERR_RECALLCONFLICT:
- task->tk_status = -NFS4ERR_DELAY;
+ timeo = rpc_get_timeout(task->tk_client);
+ giveup = lgp->args.timestamp + timeo;
+ if (time_after(giveup, jiffies))
+ task->tk_status = -NFS4ERR_DELAY;
break;
case -NFS4ERR_EXPIRED:
case -NFS4ERR_BAD_STATEID:
@@ -6129,11 +6136,13 @@ static struct page **nfs4_alloc_pages(size_t size, gfp_t gfp_flags)
static void nfs4_layoutget_release(void *calldata)
{
struct nfs4_layoutget *lgp = calldata;
- struct nfs_server *server = NFS_SERVER(lgp->args.inode);
+ struct inode *inode = lgp->args.inode;
+ struct nfs_server *server = NFS_SERVER(inode);
size_t max_pages = max_response_pages(server);
dprintk("--> %s\n", __func__);
nfs4_free_pages(lgp->args.layout.pages, max_pages);
+ pnfs_put_layout_hdr(NFS_I(inode)->layout);
put_nfs_open_context(lgp->args.ctx);
kfree(calldata);
dprintk("<-- %s\n", __func__);
@@ -6148,7 +6157,8 @@ static const struct rpc_call_ops nfs4_layoutget_call_ops = {
struct pnfs_layout_segment *
nfs4_proc_layoutget(struct nfs4_layoutget *lgp, gfp_t gfp_flags)
{
- struct nfs_server *server = NFS_SERVER(lgp->args.inode);
+ struct inode *inode = lgp->args.inode;
+ struct nfs_server *server = NFS_SERVER(inode);
size_t max_pages = max_response_pages(server);
struct rpc_task *task;
struct rpc_message msg = {
@@ -6174,10 +6184,15 @@ nfs4_proc_layoutget(struct nfs4_layoutget *lgp, gfp_t gfp_flags)
return ERR_PTR(-ENOMEM);
}
lgp->args.layout.pglen = max_pages * PAGE_SIZE;
+ lgp->args.timestamp = jiffies;
lgp->res.layoutp = &lgp->args.layout;
lgp->res.seq_res.sr_slot = NULL;
nfs41_init_sequence(&lgp->args.seq_args, &lgp->res.seq_res, 0);
+
+ /* nfs4_layoutget_release calls pnfs_put_layout_hdr */
+ pnfs_get_layout_hdr(NFS_I(inode)->layout);
+
task = rpc_run_task(&task_setup_data);
if (IS_ERR(task))
return ERR_CAST(task);