diff options
Diffstat (limited to 'fs/dlm/dlm_internal.h')
| -rw-r--r-- | fs/dlm/dlm_internal.h | 60 |
1 files changed, 36 insertions, 24 deletions
diff --git a/fs/dlm/dlm_internal.h b/fs/dlm/dlm_internal.h index a9137c90f348..cda1526fd15b 100644 --- a/fs/dlm/dlm_internal.h +++ b/fs/dlm/dlm_internal.h @@ -16,6 +16,7 @@ * This is the main header file to be included in each DLM source file. */ +#include <uapi/linux/dlm_device.h> #include <linux/slab.h> #include <linux/sched.h> #include <linux/types.h> @@ -204,8 +205,7 @@ struct dlm_args { #define DLM_IFL_OVERLAP_CANCEL_BIT 20 #define DLM_IFL_ENDOFLIFE_BIT 21 #define DLM_IFL_DEADLOCK_CANCEL_BIT 24 -#define DLM_IFL_CB_PENDING_BIT 25 -#define __DLM_IFL_MAX_BIT DLM_IFL_CB_PENDING_BIT +#define __DLM_IFL_MAX_BIT DLM_IFL_DEADLOCK_CANCEL_BIT /* lkb_dflags */ @@ -217,12 +217,45 @@ struct dlm_args { #define DLM_CB_CAST 0x00000001 #define DLM_CB_BAST 0x00000002 +/* much of this is just saving user space pointers associated with the + * lock that we pass back to the user lib with an ast + */ + +struct dlm_user_args { + struct dlm_user_proc *proc; /* each process that opens the lockspace + * device has private data + * (dlm_user_proc) on the struct file, + * the process's locks point back to it + */ + struct dlm_lksb lksb; + struct dlm_lksb __user *user_lksb; + void __user *castparam; + void __user *castaddr; + void __user *bastparam; + void __user *bastaddr; + uint64_t xid; +}; + struct dlm_callback { uint32_t flags; /* DLM_CBF_ */ int sb_status; /* copy to lksb status */ uint8_t sb_flags; /* copy to lksb flags */ int8_t mode; /* rq mode of bast, gr mode of cast */ - int copy_lvb; + bool copy_lvb; + struct dlm_lksb *lkb_lksb; + unsigned char lvbptr[DLM_USER_LVB_LEN]; + + union { + void *astparam; /* caller's ast arg */ + struct dlm_user_args ua; + }; + struct work_struct work; + void (*bastfn)(void *astparam, int mode); + void (*astfn)(void *astparam); + char res_name[DLM_RESNAME_MAXLEN]; + size_t res_length; + uint32_t ls_id; + uint32_t lkb_id; struct list_head list; struct kref ref; @@ -256,10 +289,6 @@ struct dlm_lkb { struct list_head lkb_ownqueue; /* list of locks for a process */ ktime_t lkb_timestamp; - spinlock_t lkb_cb_lock; - struct work_struct lkb_cb_work; - struct list_head lkb_cb_list; /* for ls_cb_delay or proc->asts */ - struct list_head lkb_callbacks; struct dlm_callback *lkb_last_cast; struct dlm_callback *lkb_last_cb; int lkb_last_bast_mode; @@ -688,23 +717,6 @@ struct dlm_ls { #define LSFL_CB_DELAY 9 #define LSFL_NODIR 10 -/* much of this is just saving user space pointers associated with the - lock that we pass back to the user lib with an ast */ - -struct dlm_user_args { - struct dlm_user_proc *proc; /* each process that opens the lockspace - device has private data - (dlm_user_proc) on the struct file, - the process's locks point back to it*/ - struct dlm_lksb lksb; - struct dlm_lksb __user *user_lksb; - void __user *castparam; - void __user *castaddr; - void __user *bastparam; - void __user *bastaddr; - uint64_t xid; -}; - #define DLM_PROC_FLAGS_CLOSING 1 #define DLM_PROC_FLAGS_COMPAT 2 |