Reorganize /include/ to add a /sys/, this way we don't need to

muck with #includes in existing Solaris style source to get it
to find the right stuff.



git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@18 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c

1 files changed, 46 insertions, 0 deletions

diff --git a/include/sys/callb.h b/include/sys/callb.h
new file mode 100644
index 000000000..053ddf500
--- /dev/null
+++ b/include/sys/callb.h
@@ -0,0 +1,46 @@
+#ifndef _SPL_CALLB_H
+#define _SPL_CALLB_H
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+#include <linux/module.h>
+#include <sys/mutex.h>
+
+#define DEBUG_CALLB
+
+#ifndef DEBUG_CALLB
+#define CALLB_CPR_ASSERT(cp)		BUG_ON(!(MUTEX_HELD((cp)->cc_lockp)));
+#else
+#define CALLB_CPR_ASSERT(cp)
+#endif
+
+
+typedef struct callb_cpr {
+        kmutex_t        *cc_lockp;
+} callb_cpr_t;
+
+#define CALLB_CPR_INIT(cp, lockp, func, name)   {               \
+        (cp)->cc_lockp = lockp;                                 \
+}
+
+#define CALLB_CPR_SAFE_BEGIN(cp) {                              \
+	CALLB_CPR_ASSERT(cp);					\
+}
+
+#define CALLB_CPR_SAFE_END(cp, lockp) {                         \
+	CALLB_CPR_ASSERT(cp);					\
+}
+
+#define CALLB_CPR_EXIT(cp) {                                    \
+        ASSERT(MUTEX_HELD((cp)->cc_lockp));                     \
+        mutex_exit((cp)->cc_lockp);                             \
+}
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif  /* _SPL_CALLB_H */
+