diff options
Diffstat (limited to 'ANDROID_3.4.5/fs/ocfs2/ocfs2_lockid.h')
-rw-r--r-- | ANDROID_3.4.5/fs/ocfs2/ocfs2_lockid.h | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/ANDROID_3.4.5/fs/ocfs2/ocfs2_lockid.h b/ANDROID_3.4.5/fs/ocfs2/ocfs2_lockid.h deleted file mode 100644 index d277aabf..00000000 --- a/ANDROID_3.4.5/fs/ocfs2/ocfs2_lockid.h +++ /dev/null @@ -1,128 +0,0 @@ -/* -*- mode: c; c-basic-offset: 8; -*- - * vim: noexpandtab sw=8 ts=8 sts=0: - * - * ocfs2_lockid.h - * - * Defines OCFS2 lockid bits. - * - * Copyright (C) 2002, 2005 Oracle. All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public - * License along with this program; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 021110-1307, USA. - */ - -#ifndef OCFS2_LOCKID_H -#define OCFS2_LOCKID_H - -/* lock ids are made up in the following manner: - * name[0] --> type - * name[1-6] --> 6 pad characters, reserved for now - * name[7-22] --> block number, expressed in hex as 16 chars - * name[23-30] --> i_generation, expressed in hex 8 chars - * name[31] --> '\0' */ -#define OCFS2_LOCK_ID_MAX_LEN 32 -#define OCFS2_LOCK_ID_PAD "000000" - -#define OCFS2_DENTRY_LOCK_INO_START 18 - -enum ocfs2_lock_type { - OCFS2_LOCK_TYPE_META = 0, - OCFS2_LOCK_TYPE_DATA, - OCFS2_LOCK_TYPE_SUPER, - OCFS2_LOCK_TYPE_RENAME, - OCFS2_LOCK_TYPE_RW, - OCFS2_LOCK_TYPE_DENTRY, - OCFS2_LOCK_TYPE_OPEN, - OCFS2_LOCK_TYPE_FLOCK, - OCFS2_LOCK_TYPE_QINFO, - OCFS2_LOCK_TYPE_NFS_SYNC, - OCFS2_LOCK_TYPE_ORPHAN_SCAN, - OCFS2_LOCK_TYPE_REFCOUNT, - OCFS2_NUM_LOCK_TYPES -}; - -static inline char ocfs2_lock_type_char(enum ocfs2_lock_type type) -{ - char c; - switch (type) { - case OCFS2_LOCK_TYPE_META: - c = 'M'; - break; - case OCFS2_LOCK_TYPE_DATA: - c = 'D'; - break; - case OCFS2_LOCK_TYPE_SUPER: - c = 'S'; - break; - case OCFS2_LOCK_TYPE_RENAME: - c = 'R'; - break; - case OCFS2_LOCK_TYPE_RW: - c = 'W'; - break; - case OCFS2_LOCK_TYPE_DENTRY: - c = 'N'; - break; - case OCFS2_LOCK_TYPE_OPEN: - c = 'O'; - break; - case OCFS2_LOCK_TYPE_FLOCK: - c = 'F'; - break; - case OCFS2_LOCK_TYPE_QINFO: - c = 'Q'; - break; - case OCFS2_LOCK_TYPE_NFS_SYNC: - c = 'Y'; - break; - case OCFS2_LOCK_TYPE_ORPHAN_SCAN: - c = 'P'; - break; - case OCFS2_LOCK_TYPE_REFCOUNT: - c = 'T'; - break; - default: - c = '\0'; - } - - return c; -} - -static char *ocfs2_lock_type_strings[] = { - [OCFS2_LOCK_TYPE_META] = "Meta", - [OCFS2_LOCK_TYPE_DATA] = "Data", - [OCFS2_LOCK_TYPE_SUPER] = "Super", - [OCFS2_LOCK_TYPE_RENAME] = "Rename", - /* Need to differntiate from [R]ename.. serializing writes is the - * important job it does, anyway. */ - [OCFS2_LOCK_TYPE_RW] = "Write/Read", - [OCFS2_LOCK_TYPE_DENTRY] = "Dentry", - [OCFS2_LOCK_TYPE_OPEN] = "Open", - [OCFS2_LOCK_TYPE_FLOCK] = "Flock", - [OCFS2_LOCK_TYPE_QINFO] = "Quota", - [OCFS2_LOCK_TYPE_NFS_SYNC] = "NFSSync", - [OCFS2_LOCK_TYPE_ORPHAN_SCAN] = "OrphanScan", - [OCFS2_LOCK_TYPE_REFCOUNT] = "Refcount", -}; - -static inline const char *ocfs2_lock_type_string(enum ocfs2_lock_type type) -{ -#ifdef __KERNEL__ - BUG_ON(type >= OCFS2_NUM_LOCK_TYPES); -#endif - return ocfs2_lock_type_strings[type]; -} - -#endif /* OCFS2_LOCKID_H */ |