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Diffstat (limited to 'include/linux/lockd/lockd.h')
-rw-r--r--include/linux/lockd/lockd.h14
1 files changed, 12 insertions, 2 deletions
diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index f6a81e0b1b9..05707e2fcca 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -119,6 +119,9 @@ struct nlm_file {
* couldn't be granted because of a conflicting lock).
*/
#define NLM_NEVER (~(unsigned long) 0)
+/* timeout on non-blocking call: */
+#define NLM_TIMEOUT (7 * HZ)
+
struct nlm_block {
struct kref b_count; /* Reference count */
struct list_head b_list; /* linked list of all blocks */
@@ -130,6 +133,13 @@ struct nlm_block {
unsigned int b_id; /* block id */
unsigned char b_granted; /* VFS granted lock */
struct nlm_file * b_file; /* file in question */
+ struct cache_req * b_cache_req; /* deferred request handling */
+ struct file_lock * b_fl; /* set for GETLK */
+ struct cache_deferred_req * b_deferred_req;
+ unsigned int b_flags; /* block flags */
+#define B_QUEUED 1 /* lock queued */
+#define B_GOT_CALLBACK 2 /* got lock or conflicting lock */
+#define B_TIMED_OUT 4 /* filesystem too slow to respond */
};
/*
@@ -185,8 +195,8 @@ typedef int (*nlm_host_match_fn_t)(struct nlm_host *cur, struct nlm_host *ref)
__be32 nlmsvc_lock(struct svc_rqst *, struct nlm_file *,
struct nlm_lock *, int, struct nlm_cookie *);
__be32 nlmsvc_unlock(struct nlm_file *, struct nlm_lock *);
-__be32 nlmsvc_testlock(struct nlm_file *, struct nlm_lock *,
- struct nlm_lock *);
+__be32 nlmsvc_testlock(struct svc_rqst *, struct nlm_file *,
+ struct nlm_lock *, struct nlm_lock *, struct nlm_cookie *);
__be32 nlmsvc_cancel_blocked(struct nlm_file *, struct nlm_lock *);
unsigned long nlmsvc_retry_blocked(void);
void nlmsvc_traverse_blocks(struct nlm_host *, struct nlm_file *,