From 96ad77ccd739db7bce826fe303547bc805e5a256 Mon Sep 17 00:00:00 2001
From: amrutjoshi <amrutjoshi>
Date: Thu, 8 May 2003 13:11:57 +0000
Subject: [PATCH] compatibity macros

---
 lustre/include/linux/lustre_compat25.h | 81 ++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 lustre/include/linux/lustre_compat25.h

diff --git a/lustre/include/linux/lustre_compat25.h b/lustre/include/linux/lustre_compat25.h
new file mode 100644
index 0000000..c4a028c
--- /dev/null
+++ b/lustre/include/linux/lustre_compat25.h
@@ -0,0 +1,81 @@
+/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
+ * vim:expandtab:shiftwidth=8:tabstop=8:
+ *
+ *  Copyright (C) 2002 Cluster File Systems, Inc.
+ *
+ *   This file is part of Lustre, http://www.lustre.org.
+ *
+ *   Lustre is free software; you can redistribute it and/or
+ *   modify it under the terms of version 2 of the GNU General Public
+ *   License as published by the Free Software Foundation.
+ *
+ *   Lustre 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 Lustre; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef _COMPAT25_H
+#define _COMPAT25_H
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
+# define SIGNAL_MASK_LOCK(task, flags)         spin_lock_irqsave(                     \
+		&task->sighand->siglock, flags)
+# define SIGNAL_MASK_UNLOCK(task, flags)       spin_unlock_irqrestore(                \
+		&task->sighand->siglock, flags)
+#else
+# define SIGNAL_MASK_LOCK(task, flags)         spin_lock_irqsave(                     \
+		&task->sigmask_lock, flags)
+# define SIGNAL_MASK_UNLOCK(task, flags)       spin_unlock_irqrestore(                \
+		&task->sigmask_lock, flags)
+#endif
+
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
+# define PGCACHE_WRLOCK(mapping)          write_lock(&mapping->page_lock)
+# define PGCACHE_WRUNLOCK(mapping)        write_unlock(&mapping->page_lock)
+#else
+# define PGCACHE_WRLOCK(mapping)          spin_lock(&pagecache_lock)
+# define PGCACHE_WRUNLOCK(mapping)        spin_unlock(&pagecache_lock)
+#endif
+
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
+# define filemap_fdatasync(mapping)       filemap_fdatawrite(mapping)
+#endif
+
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
+# define TryLockPage(page)                TestSetPageLocked(page)
+#endif
+
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
+# define Page_Uptodate(page)              PageUptodate(page)
+#endif
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
+# define USERMODEHELPER(path, argv, envp) call_usermodehelper(path, argv, envp, 0)
+#else
+# define USERMODEHELPER(path, argv, envp) call_usermodehelper(path, argv, envp)
+#endif
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
+# define LL_CHECK_DIRTY(sb)              do { }while(0)
+#else
+# define LL_CHECK_DIRTY(sb)              ll_check_dirty(sb)
+#endif
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
+# define RECALC_SIGPENDING         recalc_sigpending()
+#else
+# define RECALC_SIGPENDING         recalc_sigpending(current)
+#endif
+
+
+#endif /* _COMPAT25_H */
-- 
1.8.3.1