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NFSv4.1: Fix nfs4_callback_recallslot to work with dynamic slot allocation

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Ensure that the NFSv4.1 CB_RECALL_SLOT callback updates the slot table
target max slotid safely.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2012-11-20 15:16:30 -05:00
parent da0507b7c9
commit ce008c4bb9
3 changed files with 11 additions and 1 deletions
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2
fs/nfs/nfs4_fs.h
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@@ -260,6 +260,8 @@ extern int nfs4_proc_layoutcommit(struct nfs4_layoutcommit_data *data,
extern struct nfs4_slot *nfs4_alloc_slots(struct nfs4_slot_table *table,
u32 max_slots, gfp_t gfp_flags);
extern void nfs41_set_target_slotid(struct nfs4_slot_table *tbl,
u32 target_highest_slotid);
static inline bool
is_ds_only_client(struct nfs_client *clp)