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authorDavid Teigland <teigland@redhat.com>2007-05-29 17:46:00 +0400
committerSteven Whitehouse <swhiteho@redhat.com>2007-07-09 11:22:54 +0400
commit8b4021fa436f7c76a2299e6d85d4d4a619724e9a (patch)
tree4e3be51910ede8a36d640229bb1d20d3f7547652 /fs/dlm/lock.h
parent84d8cd69a8e7f1c9962f46bc79850c9f1f663806 (diff)
downloadlinux-8b4021fa436f7c76a2299e6d85d4d4a619724e9a.tar.xz
[DLM] canceling deadlocked lock
Add a function that can be used through libdlm by a system daemon to cancel another process's deadlocked lock. A completion ast with EDEADLK is returned to the process waiting for the lock. Signed-off-by: David Teigland <teigland@redhat.com> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/dlm/lock.h')
-rw-r--r--fs/dlm/lock.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/dlm/lock.h b/fs/dlm/lock.h
index 99ab4635074e..1720313c22df 100644
--- a/fs/dlm/lock.h
+++ b/fs/dlm/lock.h
@@ -49,6 +49,7 @@ int dlm_user_cancel(struct dlm_ls *ls, struct dlm_user_args *ua_tmp,
uint32_t flags, uint32_t lkid);
int dlm_user_purge(struct dlm_ls *ls, struct dlm_user_proc *proc,
int nodeid, int pid);
+int dlm_user_deadlock(struct dlm_ls *ls, uint32_t flags, uint32_t lkid);
void dlm_clear_proc_locks(struct dlm_ls *ls, struct dlm_user_proc *proc);
static inline int is_master(struct dlm_rsb *r)