1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see
20 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
30 * Use is subject to license terms.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
37 #ifndef __LIBCFS_LINUX_PORTALS_COMPAT_H__
38 #define __LIBCFS_LINUX_PORTALS_COMPAT_H__
40 // XXX BUG 1511 -- remove this stanza and all callers when bug 1511 is resolved
41 #if defined(SPINLOCK_DEBUG) && SPINLOCK_DEBUG
42 # define SIGNAL_MASK_ASSERT() \
43 LASSERT(current->sighand->siglock.magic == SPINLOCK_MAGIC)
45 # define SIGNAL_MASK_ASSERT()
47 // XXX BUG 1511 -- remove this stanza and all callers when bug 1511 is resolved
49 #define SIGNAL_MASK_LOCK(task, flags) \
50 spin_lock_irqsave(&task->sighand->siglock, flags)
51 #define SIGNAL_MASK_UNLOCK(task, flags) \
52 spin_unlock_irqrestore(&task->sighand->siglock, flags)
53 #define USERMODEHELPER(path, argv, envp) \
54 call_usermodehelper(path, argv, envp, 1)
55 #define RECALC_SIGPENDING recalc_sigpending()
56 #define CLEAR_SIGPENDING clear_tsk_thread_flag(current, \
58 # define CURRENT_SECONDS get_seconds()
59 # define smp_num_cpus num_online_cpus()
61 #define cfs_wait_event_interruptible(wq, condition, ret) \
62 ret = wait_event_interruptible(wq, condition)
63 #define cfs_wait_event_interruptible_exclusive(wq, condition, ret) \
64 ret = wait_event_interruptible(wq, condition)
66 #define UML_PID(tsk) ((tsk)->pid)
68 #define THREAD_NAME(comm, len, fmt, a...) \
69 snprintf(comm, len, fmt, ## a)
71 /* 2.6 alloc_page users can use page->lru */
72 #define PAGE_LIST_ENTRY lru
73 #define PAGE_LIST(page) ((page)->lru)
75 #ifndef HAVE_CPU_ONLINE
76 #define cfs_cpu_online(cpu) ((1<<cpu) & (cpu_online_map))
78 #define cfs_cpu_online(cpu) cpu_online(cpu)
88 #define __cfs_fls __fls
91 #ifdef HAVE_5ARGS_SYSCTL_PROC_HANDLER
92 #define ll_proc_dointvec(table, write, filp, buffer, lenp, ppos) \
93 proc_dointvec(table, write, buffer, lenp, ppos);
95 #define ll_proc_dolongvec(table, write, filp, buffer, lenp, ppos) \
96 proc_doulongvec_minmax(table, write, buffer, lenp, ppos);
97 #define ll_proc_dostring(table, write, filp, buffer, lenp, ppos) \
98 proc_dostring(table, write, buffer, lenp, ppos);
99 #define LL_PROC_PROTO(name) \
100 name(cfs_sysctl_table_t *table, int write, \
101 void __user *buffer, size_t *lenp, loff_t *ppos)
103 #define ll_proc_dointvec(table, write, filp, buffer, lenp, ppos) \
104 proc_dointvec(table, write, filp, buffer, lenp, ppos);
106 #define ll_proc_dolongvec(table, write, filp, buffer, lenp, ppos) \
107 proc_doulongvec_minmax(table, write, filp, buffer, lenp, ppos);
108 #define ll_proc_dostring(table, write, filp, buffer, lenp, ppos) \
109 proc_dostring(table, write, filp, buffer, lenp, ppos);
110 #define LL_PROC_PROTO(name) \
111 name(cfs_sysctl_table_t *table, int write, struct file *filp, \
112 void __user *buffer, size_t *lenp, loff_t *ppos)
114 #define DECLARE_LL_PROC_PPOS_DECL
116 /* helper for sysctl handlers */
117 int proc_call_handler(void *data, int write,
118 loff_t *ppos, void *buffer, size_t *lenp,
119 int (*handler)(void *data, int write,
120 loff_t pos, void *buffer, int len));
122 #endif /* _PORTALS_COMPAT_H */