4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
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18 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
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21 * CA 95054 USA or visit www.sun.com if you need additional information or
27 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
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32 * Lustre is a trademark of Sun Microsystems, Inc.
35 #ifndef __LIBCFS_LINUX_PORTALS_COMPAT_H__
36 #define __LIBCFS_LINUX_PORTALS_COMPAT_H__
38 // XXX BUG 1511 -- remove this stanza and all callers when bug 1511 is resolved
39 #if defined(SPINLOCK_DEBUG) && SPINLOCK_DEBUG
40 # define SIGNAL_MASK_ASSERT() \
41 LASSERT(current->sighand->siglock.magic == SPINLOCK_MAGIC)
43 # define SIGNAL_MASK_ASSERT()
45 // XXX BUG 1511 -- remove this stanza and all callers when bug 1511 is resolved
47 #define SIGNAL_MASK_LOCK(task, flags) \
48 spin_lock_irqsave(&task->sighand->siglock, flags)
49 #define SIGNAL_MASK_UNLOCK(task, flags) \
50 spin_unlock_irqrestore(&task->sighand->siglock, flags)
51 #define USERMODEHELPER(path, argv, envp) \
52 call_usermodehelper(path, argv, envp, 1)
53 #define RECALC_SIGPENDING recalc_sigpending()
54 #define CLEAR_SIGPENDING clear_tsk_thread_flag(current, \
56 # define CURRENT_SECONDS get_seconds()
57 # define smp_num_cpus num_online_cpus()
59 #define cfs_wait_event_interruptible(wq, condition, ret) \
60 ret = wait_event_interruptible(wq, condition)
61 #define cfs_wait_event_interruptible_exclusive(wq, condition, ret) \
62 ret = wait_event_interruptible_exclusive(wq, condition)
64 #define UML_PID(tsk) ((tsk)->pid)
66 #define THREAD_NAME(comm, len, fmt, a...) \
67 snprintf(comm, len, fmt, ## a)
69 /* 2.6 alloc_page users can use page->lru */
70 #define PAGE_LIST_ENTRY lru
71 #define PAGE_LIST(page) ((page)->lru)
80 #define __cfs_fls __fls
83 #ifdef HAVE_5ARGS_SYSCTL_PROC_HANDLER
84 #define ll_proc_dointvec(table, write, filp, buffer, lenp, ppos) \
85 proc_dointvec(table, write, buffer, lenp, ppos);
87 #define ll_proc_dolongvec(table, write, filp, buffer, lenp, ppos) \
88 proc_doulongvec_minmax(table, write, buffer, lenp, ppos);
89 #define ll_proc_dostring(table, write, filp, buffer, lenp, ppos) \
90 proc_dostring(table, write, buffer, lenp, ppos);
91 #define LL_PROC_PROTO(name) \
92 name(cfs_sysctl_table_t *table, int write, \
93 void __user *buffer, size_t *lenp, loff_t *ppos)
95 #define ll_proc_dointvec(table, write, filp, buffer, lenp, ppos) \
96 proc_dointvec(table, write, filp, buffer, lenp, ppos);
98 #define ll_proc_dolongvec(table, write, filp, buffer, lenp, ppos) \
99 proc_doulongvec_minmax(table, write, filp, buffer, lenp, ppos);
100 #define ll_proc_dostring(table, write, filp, buffer, lenp, ppos) \
101 proc_dostring(table, write, filp, buffer, lenp, ppos);
102 #define LL_PROC_PROTO(name) \
103 name(cfs_sysctl_table_t *table, int write, struct file *filp, \
104 void __user *buffer, size_t *lenp, loff_t *ppos)
106 #define DECLARE_LL_PROC_PPOS_DECL
108 /* helper for sysctl handlers */
109 int proc_call_handler(void *data, int write,
110 loff_t *ppos, void *buffer, size_t *lenp,
111 int (*handler)(void *data, int write,
112 loff_t pos, void *buffer, int len));
114 #endif /* _PORTALS_COMPAT_H */