b=21951 2.6.32-fc13 patchless client support for HEAD

[fs/lustre-release.git] / libcfs / include / libcfs / linux / portals_compat25.h

diff --git a/libcfs/include/libcfs/linux/portals_compat25.h b/libcfs/include/libcfs/linux/portals_compat25.h
index 2d6b782..da9eecb 100644 (file)
--- a/libcfs/include/libcfs/linux/portals_compat25.h
+++ b/libcfs/include/libcfs/linux/portals_compat25.h
@@ -1,6 +1,39 @@
 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
  * vim:expandtab:shiftwidth=8:tabstop=8:
+ *
+ * GPL HEADER START
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
+ *
+ * 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 version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ * GPL HEADER END
  */
+/*
+ * Copyright  2008 Sun Microsystems, Inc. All rights reserved
+ * Use is subject to license terms.
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
+ */
+
 #ifndef __LIBCFS_LINUX_PORTALS_COMPAT_H__
 #define __LIBCFS_LINUX_PORTALS_COMPAT_H__
 
@@ -63,6 +96,11 @@
 
 #endif
 
+# define cfs_wait_event_interruptible(wq, condition, ret)               \
+         ret = wait_event_interruptible(wq, condition)
+# define cfs_wait_event_interruptible_exclusive(wq, condition, ret)     \
+         ret = wait_event_interruptible(wq, condition)
+
 #if defined(__arch_um__) && (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,20))
 #define UML_PID(tsk) ((tsk)->thread.extern_pid)
 #elif defined(__arch_um__) && (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
@@ -90,36 +128,55 @@
 #endif
 
 #ifndef HAVE_CPU_ONLINE
-#define cpu_online(cpu) ((1<<cpu) & (cpu_online_map))
+#define cfs_cpu_online(cpu) ((1<<cpu) & (cpu_online_map))
+#else
+#define cfs_cpu_online(cpu) cpu_online(cpu)
 #endif
 #ifndef HAVE_CPUMASK_T
-typedef unsigned long cpumask_t;
-#define cpu_set(cpu, map) set_bit(cpu, &(map))
-#define cpus_clear(map) memset(&(map), 0, sizeof(cpumask_t))
+typedef unsigned long cfs_cpumask_t;
+#define cfs_cpu_set(cpu, map) set_bit(cpu, &(map))
+#define cpus_clear(map) memset(&(map), 0, sizeof(cfs_cpumask_t))
 #endif
 
 #ifndef __user
 #define __user
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,8)
+#ifndef __fls
+#define __cfs_fls fls
+#else
+#define __cfs_fls __fls
+#endif
+
+#ifdef HAVE_5ARGS_SYSCTL_PROC_HANDLER
 #define ll_proc_dointvec(table, write, filp, buffer, lenp, ppos)        \
-        proc_dointvec(table, write, filp, buffer, lenp)
+        proc_dointvec(table, write, buffer, lenp, ppos);
+
+#define ll_proc_dolongvec(table, write, filp, buffer, lenp, ppos)        \
+        proc_doulongvec_minmax(table, write, buffer, lenp, ppos);
 #define ll_proc_dostring(table, write, filp, buffer, lenp, ppos)        \
-        proc_dostring(table, write, filp, buffer, lenp)
+        proc_dostring(table, write, buffer, lenp, ppos);
 #define LL_PROC_PROTO(name)                                             \
-        name(cfs_sysctl_table_t *table, int write, struct file *filp,   \
-             void __user *buffer, size_t *lenp)
-#define DECLARE_LL_PROC_PPOS_DECL  loff_t *ppos = &filp->f_pos
+        name(cfs_sysctl_table_t *table, int write,                      \
+             void __user *buffer, size_t *lenp, loff_t *ppos)
 #else
 #define ll_proc_dointvec(table, write, filp, buffer, lenp, ppos)        \
         proc_dointvec(table, write, filp, buffer, lenp, ppos);
+
+#define ll_proc_dolongvec(table, write, filp, buffer, lenp, ppos)        \
+        proc_doulongvec_minmax(table, write, filp, buffer, lenp, ppos);
 #define ll_proc_dostring(table, write, filp, buffer, lenp, ppos)        \
         proc_dostring(table, write, filp, buffer, lenp, ppos);
 #define LL_PROC_PROTO(name)                                             \
         name(cfs_sysctl_table_t *table, int write, struct file *filp,   \
              void __user *buffer, size_t *lenp, loff_t *ppos)
-#define DECLARE_LL_PROC_PPOS_DECL
 #endif
+#define DECLARE_LL_PROC_PPOS_DECL
+
+/* helper for sysctl handlers */
+int proc_call_handler(void *data, int write,
+                      loff_t *ppos, void *buffer, size_t *lenp,
+                      int (*handler)(void *data, int write,
+                                     loff_t pos, void *buffer, int len));
 
 #endif /* _PORTALS_COMPAT_H */