diff options
Diffstat (limited to 'include/linux/dlm.h')
| -rw-r--r-- | include/linux/dlm.h | 62 |
1 files changed, 1 insertions, 61 deletions
diff --git a/include/linux/dlm.h b/include/linux/dlm.h index 520152411cd1..1d47dcce11e1 100644 --- a/include/linux/dlm.h +++ b/include/linux/dlm.h @@ -10,68 +10,11 @@ ** ******************************************************************************* ******************************************************************************/ - #ifndef __DLM_DOT_H__ #define __DLM_DOT_H__ -/* - * Interface to Distributed Lock Manager (DLM) - * routines and structures to use DLM lockspaces - */ - -/* Lock levels and flags are here */ -#include <linux/dlmconstants.h> -#include <linux/types.h> - -typedef void dlm_lockspace_t; - -/* - * Lock status block - * - * Use this structure to specify the contents of the lock value block. For a - * conversion request, this structure is used to specify the lock ID of the - * lock. DLM writes the status of the lock request and the lock ID assigned - * to the request in the lock status block. - * - * sb_lkid: the returned lock ID. It is set on new (non-conversion) requests. - * It is available when dlm_lock returns. - * - * sb_lvbptr: saves or returns the contents of the lock's LVB according to rules - * shown for the DLM_LKF_VALBLK flag. - * - * sb_flags: DLM_SBF_DEMOTED is returned if in the process of promoting a lock, - * it was first demoted to NL to avoid conversion deadlock. - * DLM_SBF_VALNOTVALID is returned if the resource's LVB is marked invalid. - * - * sb_status: the returned status of the lock request set prior to AST - * execution. Possible return values: - * - * 0 if lock request was successful - * -EAGAIN if request would block and is flagged DLM_LKF_NOQUEUE - * -DLM_EUNLOCK if unlock request was successful - * -DLM_ECANCEL if a cancel completed successfully - * -EDEADLK if a deadlock was detected - * -ETIMEDOUT if the lock request was canceled due to a timeout - */ - -#define DLM_SBF_DEMOTED 0x01 -#define DLM_SBF_VALNOTVALID 0x02 -#define DLM_SBF_ALTMODE 0x04 +#include <uapi/linux/dlm.h> -struct dlm_lksb { - int sb_status; - __u32 sb_lkid; - char sb_flags; - char * sb_lvbptr; -}; - -/* dlm_new_lockspace() flags */ - -#define DLM_LSFL_TIMEWARN 0x00000002 -#define DLM_LSFL_FS 0x00000004 -#define DLM_LSFL_NEWEXCL 0x00000008 - -#ifdef __KERNEL__ struct dlm_slot { int nodeid; /* 1 to MAX_INT */ @@ -226,7 +169,4 @@ int dlm_unlock(dlm_lockspace_t *lockspace, struct dlm_lksb *lksb, void *astarg); -#endif /* __KERNEL__ */ - #endif /* __DLM_DOT_H__ */ - |