merge b_devel into HEAD, which will become 0.7.3

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

diff --git a/lustre/portals/include/linux/portals_compat25.h b/lustre/portals/include/linux/portals_compat25.h
index e28fbac..a7cb4d1 100644 (file)
--- a/lustre/portals/include/linux/portals_compat25.h
+++ b/lustre/portals/include/linux/portals_compat25.h
@@ -1,13 +1,56 @@
+/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
+ * vim:expandtab:shiftwidth=8:tabstop=8:
+ */
+#ifndef _PORTALS_COMPAT_H
+#define _PORTALS_COMPAT_H
+
+// XXX BUG 1511 -- remove this stanza and all callers when bug 1511 is resolved
+#if SPINLOCK_DEBUG
+# if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)) || defined(CONFIG_RH_2_4_20)
+#  define SIGNAL_MASK_ASSERT() \
+   LASSERT(current->sighand->siglock.magic == SPINLOCK_MAGIC)
+# else
+#  define SIGNAL_MASK_ASSERT() \
+   LASSERT(current->sigmask_lock.magic == SPINLOCK_MAGIC)
+# endif
+#else
+# define SIGNAL_MASK_ASSERT()
+#endif
+// XXX BUG 1511 -- remove this stanza and all callers when bug 1511 is resolved
+
 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)) || defined(CONFIG_RH_2_4_20)
-# define SIGNAL_MASK_LOCK(task, flags)                              \
+
+# define SIGNAL_MASK_LOCK(task, flags)                                  \
   spin_lock_irqsave(&task->sighand->siglock, flags)
-# define SIGNAL_MASK_UNLOCK(task, flags)                            \
+# define SIGNAL_MASK_UNLOCK(task, flags)                                \
   spin_unlock_irqrestore(&task->sighand->siglock, flags)
+# define USERMODEHELPER(path, argv, envp)                               \
+  call_usermodehelper(path, argv, envp, 1)
 # define RECALC_SIGPENDING         recalc_sigpending()
-#else
-# define SIGNAL_MASK_LOCK(task, flags)                              \
+# define CURRENT_SECONDS           get_seconds()
+
+#else /* 2.4.x */
+
+# define SIGNAL_MASK_LOCK(task, flags)                                  \
   spin_lock_irqsave(&task->sigmask_lock, flags)
-# define SIGNAL_MASK_UNLOCK(task, flags)                            \
+# define SIGNAL_MASK_UNLOCK(task, flags)                                \
   spin_unlock_irqrestore(&task->sigmask_lock, flags)
+# define USERMODEHELPER(path, argv, envp)                               \
+  call_usermodehelper(path, argv, envp)
 # define RECALC_SIGPENDING         recalc_sigpending(current)
+# define CURRENT_SECONDS           CURRENT_TIME
+
+#endif
+
+#if defined(__arch_um__) && (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,20))
+# define THREAD_NAME(comm, fmt, a...)                                   \
+        sprintf(comm, fmt "|%d", ## a, current->thread.extern_pid)
+#elif defined(__arch_um__) && (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
+# define THREAD_NAME(comm, fmt, a...)                                   \
+        sprintf(comm, fmt "|%d", ## a, current->thread.mode.tt.extern_pid)
+#else
+# define THREAD_NAME(comm, fmt, a...)                                   \
+        sprintf(comm, fmt, ## a)
 #endif
+
+#endif /* _PORTALS_COMPAT_H */