diff options
author | nkozlovskiy <nmk@ydb.tech> | 2023-10-11 19:11:46 +0300 |
---|---|---|
committer | nkozlovskiy <nmk@ydb.tech> | 2023-10-11 19:33:28 +0300 |
commit | 61b3971447e473726d6cdb23fc298e457b4d973c (patch) | |
tree | e2a2a864bb7717f7ae6138f6a3194a254dd2c7bb /contrib/libs/linux-headers/linux/dlm_device.h | |
parent | a674dc57d88d43c2e8e90a6084d5d2c988e0402c (diff) | |
download | ydb-61b3971447e473726d6cdb23fc298e457b4d973c.tar.gz |
add sanitizers dependencies
Diffstat (limited to 'contrib/libs/linux-headers/linux/dlm_device.h')
-rw-r--r-- | contrib/libs/linux-headers/linux/dlm_device.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/contrib/libs/linux-headers/linux/dlm_device.h b/contrib/libs/linux-headers/linux/dlm_device.h new file mode 100644 index 0000000000..297c8d80b3 --- /dev/null +++ b/contrib/libs/linux-headers/linux/dlm_device.h @@ -0,0 +1,109 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/****************************************************************************** +******************************************************************************* +** +** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. +** Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved. +** +** This copyrighted material is made available to anyone wishing to use, +** modify, copy, or redistribute it subject to the terms and conditions +** of the GNU General Public License v.2. +** +******************************************************************************* +******************************************************************************/ + +#ifndef _LINUX_DLM_DEVICE_H +#define _LINUX_DLM_DEVICE_H + +/* This is the device interface for dlm, most users will use a library + * interface. + */ + +#include <linux/dlm.h> +#include <linux/types.h> + +#define DLM_USER_LVB_LEN 32 + +/* Version of the device interface */ +#define DLM_DEVICE_VERSION_MAJOR 6 +#define DLM_DEVICE_VERSION_MINOR 0 +#define DLM_DEVICE_VERSION_PATCH 2 + +/* struct passed to the lock write */ +struct dlm_lock_params { + __u8 mode; + __u8 namelen; + __u16 unused; + __u32 flags; + __u32 lkid; + __u32 parent; + __u64 xid; + __u64 timeout; + void *castparam; + void *castaddr; + void *bastparam; + void *bastaddr; + struct dlm_lksb *lksb; + char lvb[DLM_USER_LVB_LEN]; + char name[]; +}; + +struct dlm_lspace_params { + __u32 flags; + __u32 minor; + char name[]; +}; + +struct dlm_purge_params { + __u32 nodeid; + __u32 pid; +}; + +struct dlm_write_request { + __u32 version[3]; + __u8 cmd; + __u8 is64bit; + __u8 unused[2]; + + union { + struct dlm_lock_params lock; + struct dlm_lspace_params lspace; + struct dlm_purge_params purge; + } i; +}; + +struct dlm_device_version { + __u32 version[3]; +}; + +/* struct read from the "device" fd, + consists mainly of userspace pointers for the library to use */ + +struct dlm_lock_result { + __u32 version[3]; + __u32 length; + void * user_astaddr; + void * user_astparam; + struct dlm_lksb * user_lksb; + struct dlm_lksb lksb; + __u8 bast_mode; + __u8 unused[3]; + /* Offsets may be zero if no data is present */ + __u32 lvb_offset; +}; + +/* Commands passed to the device */ +#define DLM_USER_LOCK 1 +#define DLM_USER_UNLOCK 2 +#define DLM_USER_QUERY 3 +#define DLM_USER_CREATE_LOCKSPACE 4 +#define DLM_USER_REMOVE_LOCKSPACE 5 +#define DLM_USER_PURGE 6 +#define DLM_USER_DEADLOCK 7 + +/* Lockspace flags */ +#define DLM_USER_LSFLG_AUTOFREE 1 +#define DLM_USER_LSFLG_FORCEFREE 2 + +#endif + |