1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _LINUX_DLM_DEVICE_H 20 #define _LINUX_DLM_DEVICE_H 21 #include <linux/dlm.h> 22 #include <linux/types.h> 23 #define DLM_USER_LVB_LEN 32 24 #define DLM_DEVICE_VERSION_MAJOR 6 25 #define DLM_DEVICE_VERSION_MINOR 0 26 #define DLM_DEVICE_VERSION_PATCH 2 27 struct dlm_lock_params { 28 __u8 mode; 29 __u8 namelen; 30 __u16 unused; 31 __u32 flags; 32 __u32 lkid; 33 __u32 parent; 34 __u64 xid; 35 __u64 timeout; 36 void __user * castparam; 37 void __user * castaddr; 38 void __user * bastparam; 39 void __user * bastaddr; 40 struct dlm_lksb __user * lksb; 41 char lvb[DLM_USER_LVB_LEN]; 42 char name[0]; 43 }; 44 struct dlm_lspace_params { 45 __u32 flags; 46 __u32 minor; 47 char name[0]; 48 }; 49 struct dlm_purge_params { 50 __u32 nodeid; 51 __u32 pid; 52 }; 53 struct dlm_write_request { 54 __u32 version[3]; 55 __u8 cmd; 56 __u8 is64bit; 57 __u8 unused[2]; 58 union { 59 struct dlm_lock_params lock; 60 struct dlm_lspace_params lspace; 61 struct dlm_purge_params purge; 62 } i; 63 }; 64 struct dlm_device_version { 65 __u32 version[3]; 66 }; 67 struct dlm_lock_result { 68 __u32 version[3]; 69 __u32 length; 70 void __user * user_astaddr; 71 void __user * user_astparam; 72 struct dlm_lksb __user * user_lksb; 73 struct dlm_lksb lksb; 74 __u8 bast_mode; 75 __u8 unused[3]; 76 __u32 lvb_offset; 77 }; 78 #define DLM_USER_LOCK 1 79 #define DLM_USER_UNLOCK 2 80 #define DLM_USER_QUERY 3 81 #define DLM_USER_CREATE_LOCKSPACE 4 82 #define DLM_USER_REMOVE_LOCKSPACE 5 83 #define DLM_USER_PURGE 6 84 #define DLM_USER_DEADLOCK 7 85 #define DLM_USER_LSFLG_AUTOFREE 1 86 #define DLM_USER_LSFLG_FORCEFREE 2 87 #endif 88